247 lines
10 KiB
JSON
247 lines
10 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-2026-39903",
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"assignerOrgId": "83251b91-4cc7-4094-a5c7-464a1b83ea10",
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"state": "PUBLISHED",
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"assignerShortName": "VulnCheck",
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"dateReserved": "2026-04-07T20:57:06.209Z",
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"datePublished": "2026-07-10T16:03:20.983Z",
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"dateUpdated": "2026-11-08T14:02:31.422Z"
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},
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"containers": {
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"cna": {
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"providerMetadata": {
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"orgId": "83251b91-4cc7-4094-a5c7-464a1b83ea10",
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"shortName": "VulnCheck",
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"dateUpdated": "2026-11-08T14:02:31.422Z"
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},
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"datePublic": "2026-04-07T00:00:00.000Z",
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"title": "Simple Machines Forum Authorization Bypass via AttachmentApprove.php",
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"descriptions": [
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{
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"lang": "en",
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"value": "Simple Machines Forum 2.1 prior to commit 7d048f8 and 3.0 prior to commit a7875e8 contains an authorization bypass vulnerability in Sources/Actions/AttachmentApprove.php where a single-character operator error causes the permission check to always pass regardless of user permissions. An authenticated low-privileged user can approve, reject, or delete any pending attachments on any board without holding the required approve_posts permission, bypass moderation queues for their own uploads, and enumerate and delete other users' pending attachments."
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}
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],
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"tags": [
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"x_open-source"
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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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"lang": "en",
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"cweId": "CWE-863",
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"description": "Incorrect Authorization",
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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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"affected": [
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{
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"defaultStatus": "affected",
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"packageURL": "pkg:github/SimpleMachines/SMF",
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"vendor": "SimpleMachines",
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"product": "SMF",
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"repo": "https://github.com/SimpleMachines/SMF",
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"versions": [
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{
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"status": "affected",
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"version": "2.1.0",
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"versionType": "semver",
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"lessThanOrEqual": "2.1.7"
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},
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{
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"status": "unaffected",
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"version": "7d048f8d66aab9af51cd6ee110fbad103cf673e8",
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"versionType": "git"
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},
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{
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"status": "affected",
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"version": "3.0.0",
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"versionType": "semver"
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},
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{
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"status": "unaffected",
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"version": "a7875e876a647572dd4c45da881b875092caac3d",
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"versionType": "git"
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}
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]
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}
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],
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"cpeApplicability": [
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{
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"nodes": [
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{
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"operator": "OR",
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"negate": false,
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"cpeMatch": [
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{
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"vulnerable": true,
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"criteria": "cpe:2.3:a:simplemachines:simple_machines_forum:*:*:*:*:*:*:*:*",
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"versionStartIncluding": "2.1.0",
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"versionEndIncluding": "2.1.7"
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},
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{
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"vulnerable": true,
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"criteria": "cpe:2.3:a:simplemachines:simple_machines_forum:3.0.0:*:*:*:*:*:*:*"
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}
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]
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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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"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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"cvssV4_0": {
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"attackVector": "NETWORK",
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"attackComplexity": "LOW",
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"attackRequirements": "NONE",
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"privilegesRequired": "LOW",
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"userInteraction": "NONE",
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"vulnConfidentialityImpact": "NONE",
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"subConfidentialityImpact": "NONE",
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"vulnIntegrityImpact": "HIGH",
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"subIntegrityImpact": "NONE",
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"vulnAvailabilityImpact": "LOW",
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"subAvailabilityImpact": "NONE",
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"exploitMaturity": "NOT_DEFINED",
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"Safety": "NOT_DEFINED",
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"Automatable": "NOT_DEFINED",
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"Recovery": "NOT_DEFINED",
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"valueDensity": "NOT_DEFINED",
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"vulnerabilityResponseEffort": "NOT_DEFINED",
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"providerUrgency": "NOT_DEFINED",
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"version": "4.0",
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"baseSeverity": "HIGH",
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"baseScore": 7.1,
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"vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:H/VA:L/SC:N/SI:N/SA:N"
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}
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},
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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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"cvssV3_1": {
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"attackVector": "NETWORK",
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"attackComplexity": "LOW",
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"privilegesRequired": "LOW",
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"userInteraction": "NONE",
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"scope": "UNCHANGED",
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"confidentialityImpact": "NONE",
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"integrityImpact": "HIGH",
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"availabilityImpact": "LOW",
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"version": "3.1",
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"baseSeverity": "HIGH",
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"baseScore": 7.1,
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"vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:L"
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}
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}
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],
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"references": [
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{
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"url": "https://github.com/SimpleMachines/SMF/pull/9182",
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"name": "Pull Request (v2.1)",
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"tags": [
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"issue-tracking",
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"patch"
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]
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},
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{
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"url": "https://github.com/SimpleMachines/SMF/pull/9181",
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"name": "Pull Request (v3.0)",
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"tags": [
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"issue-tracking",
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"patch"
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]
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},
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{
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"url": "https://github.com/SimpleMachines/SMF/commit/7d048f8d66aab9af51cd6ee110fbad103cf673e8",
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"name": "Patch Commit (v2.1)",
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"tags": [
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"patch"
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]
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},
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{
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"url": "https://github.com/SimpleMachines/SMF/commit/a7875e876a647572dd4c45da881b875092caac3d",
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"name": "Patch Commit (v3.0)",
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"tags": [
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"patch"
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]
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},
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{
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"url": "https://www.vulncheck.com/advisories/simple-machines-forum-authorization-bypass-via-attachmentapprove-php",
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"tags": [
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"third-party-advisory"
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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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"value": "Elure (Marasescu Mihnea-Luca)",
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"type": "finder"
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},
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{
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"lang": "en",
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"value": "VulnCheck",
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"type": "coordinator"
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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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"x_generator": {
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"engine": "vulncheck"
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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": "2026-07-14T01:56:17.608329Z",
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"id": "CVE-2026-39903",
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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": "partial"
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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": "2026-07-14T01:57:00.927Z"
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}
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}
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]
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}
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} |