266 lines
13 KiB
JSON
266 lines
13 KiB
JSON
{
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"dataType": "CVE_RECORD",
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"dataVersion": "5.2",
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"cveMetadata": {
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"cveId": "CVE-2026-56422",
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"assignerOrgId": "5a6e4751-2f3f-4070-9419-94fb35b644e8",
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"state": "PUBLISHED",
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"assignerShortName": "CIRCL",
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"dateReserved": "2026-06-22T11:42:55.345Z",
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"datePublished": "2026-06-22T11:43:02.690Z",
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"dateUpdated": "2026-06-23T05:58:54.059Z"
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},
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"containers": {
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"cna": {
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"affected": [
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{
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"defaultStatus": "unaffected",
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"product": "misp",
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"repo": "https://github.com/misp/misp",
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"vendor": "misp",
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"versions": [
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{
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"lessThanOrEqual": "2.5.41",
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"status": "affected",
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"version": "0",
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"versionType": "semver"
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}
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]
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}
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],
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"credits": [
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{
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"lang": "en",
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"type": "remediation developer",
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"value": "Andras Iklody"
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},
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{
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"lang": "en",
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"type": "analyst",
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"value": "Jeroen Pinoy"
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},
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{
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"lang": "en",
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"type": "tool",
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"value": "Claude (the international export version)"
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},
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{
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"lang": "en",
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"type": "analyst",
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"value": "Jakub Chyliński"
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}
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],
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"descriptions": [
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{
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"lang": "en",
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"supportingMedia": [
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{
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"base64": false,
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"type": "text/html",
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"value": "<p>Multiple MISP core controllers and model capture paths accepted client-controlled request fields such as primary keys (<code>id</code>) and ownership/scope foreign keys (<code>event_id</code>, <code>org_id</code>, <code>user_id</code>, <code>sharing_group_id</code>, <code>galaxy_cluster_uuid</code>, <code>organisation_uuid</code>, and related nested object identifiers) without consistently stripping, pinning, or revalidating them against the server-authorized object.</p><p>In affected paths, an authenticated user with access to one authorized object could submit crafted REST or form payloads that caused MISP to save data against a different object than the one checked by the authorization logic. Depending on the endpoint, this could allow object overwrite, object re-parenting, ownership transfer, unauthorized sharing-group scoping, event/object injection, proposal retargeting, or stored attacker-controlled content appearing in another user’s context.</p><p>The fixes harden affected create/edit/import flows by stripping client-supplied primary keys on create-only saves, re-pinning route- or database-authorized identifiers before save operations, validating effective sharing-group scope, and adding field whitelists where ownership fields must never be editable. The initial broad fix also added a central <code>CRUDComponent::edit()</code> primary-key re-pin so payload-supplied IDs cannot redirect saves away from the already-authorized row. GitHub’s patch for <code>7acf8220c</code> describes this central issue as <code>CRUDComponent::edit()</code> copying supplied fields, including a payload primary key, onto the loaded record, allowing CakePHP <code>save()</code> to update an arbitrary row unless the loaded ID is re-pinned. </p><br>"
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}
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],
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"value": "Multiple MISP core controllers and model capture paths accepted client-controlled request fields such as primary keys (id) and ownership/scope foreign keys (event_id, org_id, user_id, sharing_group_id, galaxy_cluster_uuid, organisation_uuid, and related nested object identifiers) without consistently stripping, pinning, or revalidating them against the server-authorized object.\n\nIn affected paths, an authenticated user with access to one authorized object could submit crafted REST or form payloads that caused MISP to save data against a different object than the one checked by the authorization logic. Depending on the endpoint, this could allow object overwrite, object re-parenting, ownership transfer, unauthorized sharing-group scoping, event/object injection, proposal retargeting, or stored attacker-controlled content appearing in another user’s context.\n\nThe fixes harden affected create/edit/import flows by stripping client-supplied primary keys on create-only saves, re-pinning route- or database-authorized identifiers before save operations, validating effective sharing-group scope, and adding field whitelists where ownership fields must never be editable. The initial broad fix also added a central CRUDComponent::edit() primary-key re-pin so payload-supplied IDs cannot redirect saves away from the already-authorized row. GitHub’s patch for 7acf8220c describes this central issue as CRUDComponent::edit() copying supplied fields, including a payload primary key, onto the loaded record, allowing CakePHP save() to update an arbitrary row unless the loaded ID is re-pinned."
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}
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],
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"impacts": [
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{
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"capecId": "CAPEC-115",
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"descriptions": [
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{
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"lang": "en",
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"value": "CAPEC-115 Authentication Bypass"
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}
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]
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}
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],
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"metrics": [
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{
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"cvssV4_0": {
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"Automatable": "NOT_DEFINED",
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"Recovery": "NOT_DEFINED",
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"Safety": "NOT_DEFINED",
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"attackComplexity": "LOW",
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"attackRequirements": "NONE",
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"attackVector": "NETWORK",
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"baseScore": 9.4,
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"baseSeverity": "CRITICAL",
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"privilegesRequired": "LOW",
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"providerUrgency": "NOT_DEFINED",
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"subAvailabilityImpact": "HIGH",
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"subConfidentialityImpact": "HIGH",
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"subIntegrityImpact": "HIGH",
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"userInteraction": "NONE",
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"valueDensity": "NOT_DEFINED",
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"vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H",
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"version": "4.0",
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"vulnAvailabilityImpact": "HIGH",
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"vulnConfidentialityImpact": "HIGH",
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"vulnIntegrityImpact": "HIGH",
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"vulnerabilityResponseEffort": "NOT_DEFINED"
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},
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"format": "CVSS",
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"scenarios": [
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{
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"lang": "en",
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"value": "GENERAL"
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}
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]
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}
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],
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"problemTypes": [
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{
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"descriptions": [
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{
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"cweId": "CWE-639",
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"description": "CWE-639 Authorization Bypass Through User-Controlled Key",
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"lang": "en",
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"type": "CWE"
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}
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]
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}
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],
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"providerMetadata": {
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"orgId": "5a6e4751-2f3f-4070-9419-94fb35b644e8",
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"shortName": "CIRCL",
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"dateUpdated": "2026-06-23T05:58:54.059Z"
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},
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"references": [
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{
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"tags": [
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"patch"
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],
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"url": "https://github.com/MISP/MISP/commit/7acf8220cafac58bcfb362da37aca512fe4bb396"
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},
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{
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"tags": [
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"patch"
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],
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"url": "https://github.com/MISP/MISP/commit/bc182d55dde5686a36ca2eb88fe6c2adabb9fad9"
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},
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{
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"tags": [
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"patch"
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],
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"url": "https://github.com/MISP/MISP/commit/58f637aaab4d133e72f1454ebb963191d96d3b78"
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},
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{
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"tags": [
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"patch"
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],
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"url": "https://github.com/MISP/MISP/commit/05aad418c57bb78e6b58a843d70d45de8f50db45"
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},
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{
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"tags": [
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"patch"
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],
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"url": "https://github.com/MISP/MISP/commit/63aebc27a878233b9475c742985aaef909bc755b"
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},
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{
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"tags": [
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"patch"
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],
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"url": "https://github.com/MISP/MISP/commit/00b2e3dae56fa24ea750eb525cc4709b7e5bee85"
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},
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{
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"tags": [
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"patch"
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],
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"url": "https://github.com/MISP/MISP/commit/634f1f87c295193486c08c2c7ba1fee8a7339baa"
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},
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{
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"tags": [
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"patch"
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],
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"url": "https://github.com/MISP/MISP/commit/ab9619dfa6cb5210fd20fb3b0b57006e4fc93916"
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},
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{
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"tags": [
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"patch"
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],
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"url": "https://github.com/MISP/MISP/commit/8311427c2edd72a8341f0a65e1f11073d7ad9191"
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},
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{
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"tags": [
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"patch"
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],
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"url": "https://github.com/MISP/MISP/commit/c80a3533b3d787f45f5185a4621cc0f05b0cf2e5"
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},
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{
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"tags": [
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"patch"
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],
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"url": "https://github.com/MISP/MISP/commit/025f711506850aadb69cde1b57e5e5d57628c87f"
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},
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{
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"tags": [
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"patch"
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],
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"url": "https://github.com/MISP/MISP/commit/3ff6bd9cfdab5d41b4667ea7298d88ffd6f3fcb8"
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},
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{
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"tags": [
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"patch"
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],
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"url": "https://github.com/MISP/MISP/commit/84bafe69f5d0ab7f811371c0801a613f271ebc0b"
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},
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{
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"tags": [
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"patch"
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],
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"url": "https://github.com/MISP/MISP/commit/2cc26f38f3e85c594957899f09043d5193146607"
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},
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{
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"tags": [
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"patch"
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],
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"url": "https://github.com/MISP/MISP/commit/57433015815e59db5a1f11536f90920952cf3fcd"
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},
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{
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"url": "https://github.com/MISP/MISP/commit/9341690e9b6dde7f0605edea5533e05ba7362e35"
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}
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],
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"source": {
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"discovery": "UNKNOWN"
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},
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"title": "MISP Core: Mass Assignment and Object Re-ownership via Unvalidated Request Fields",
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"x_generator": {
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"engine": "Vulnogram 0.2.0"
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}
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},
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"adp": [
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{
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"metrics": [
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{
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"other": {
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"type": "ssvc",
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"content": {
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"timestamp": "2026-06-22T16:09:12.774625Z",
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"id": "CVE-2026-56422",
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"options": [
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{
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"Exploitation": "none"
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},
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{
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"Automatable": "no"
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},
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{
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"Technical Impact": "total"
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}
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],
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"role": "CISA Coordinator",
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"version": "2.0.3"
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}
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}
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}
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],
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"title": "CISA ADP Vulnrichment",
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"providerMetadata": {
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"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
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"shortName": "CISA-ADP",
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"dateUpdated": "2026-06-22T16:09:17.731Z"
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}
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}
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]
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}
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} |