195 lines
7.9 KiB
JSON
195 lines
7.9 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-2026-86544",
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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": "2026-09-07T22:18:53.568Z",
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"datePublished": "2026-09-07T23:03:21.458Z",
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"dateUpdated": "2026-09-24T14:21:28.019Z"
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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": "2026-09-24T14:21:28.019Z"
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},
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"datePublic": "2026-08-16T00:00:00.000Z",
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"title": "knowns before 0.30.0 Authorization Bypass via Misclassified Code Actions",
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"descriptions": [
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{
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"lang": "en",
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"value": "knowns versions before 0.30.0 contain an authorization bypass vulnerability where mutating code actions are incorrectly classified as read-only operations. Attackers with read-restricted sessions can exploit code.replace to modify permission configurations and escalate privileges on subsequent calls."
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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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"lang": "en",
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"description": "Incorrect Authorization",
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"cweId": "CWE-863",
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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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"vendor": "knowns-dev",
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"product": "knowns",
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"defaultStatus": "unaffected",
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"packageURL": "pkg:npm/knowns",
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"versions": [
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{
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"version": "0",
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"status": "affected",
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"versionType": "semver",
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"lessThan": "0.30.0"
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},
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{
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"version": "0.30.0",
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"status": "unaffected",
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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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"metrics": [
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{
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"format": "CVSS",
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"cvssV4_0": {
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"version": "4.0",
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"vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:H/VA:H/SC:N/SI:N/SA:N",
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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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"vulnIntegrityImpact": "HIGH",
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"vulnAvailabilityImpact": "HIGH",
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"subConfidentialityImpact": "NONE",
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"subIntegrityImpact": "NONE",
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"subAvailabilityImpact": "NONE",
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"baseScore": 7.2,
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"baseSeverity": "HIGH"
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}
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},
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{
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"format": "CVSS",
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"cvssV3_1": {
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"version": "3.1",
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"vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H",
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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": "HIGH",
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"baseScore": 8.1,
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"baseSeverity": "HIGH"
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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/knowns-dev/knowns/security/advisories/GHSA-w323-3wpx-f7g5",
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"tags": [
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"vendor-advisory"
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],
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"name": "GitHub Security Advisory (GHSA-w323-3wpx-f7g5)"
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},
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{
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"url": "https://github.com/knowns-dev/knowns/blob/v0.29.1/internal/permissions/registry.go#L99-L140",
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"tags": [
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"technical-description"
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],
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"name": "ActionRegistry omits the mutating code actions; ClassifyAction falls back to CapRead (v0.29.1)"
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},
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{
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"url": "https://github.com/knowns-dev/knowns/blob/v0.29.1/internal/permissions/guard.go#L44-L60",
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"tags": [
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"technical-description"
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],
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"name": "Guard middleware gates on that classification (v0.29.1)"
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},
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{
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"url": "https://github.com/knowns-dev/knowns/commit/a2c98fc5c313463576c9348beeec6a74ddd7333b",
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"tags": [
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"patch"
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],
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"name": "knowns fix commit a2c98fc5c313"
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},
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{
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"url": "https://github.com/knowns-dev/knowns/releases/tag/v0.30.0",
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"tags": [
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"release-notes"
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],
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"name": "knowns v0.30.0 Release Notes"
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},
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{
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"name": "VulnCheck Advisory: knowns before 0.30.0 Authorization Bypass via Misclassified Code Actions",
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"tags": [
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"third-party-advisory"
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],
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"url": "https://www.vulncheck.com/advisories/knowns-before-0.30.0-authorization-bypass-via-misclassified-code-actions"
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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": "Tong Hoang Gia (uziii2208)",
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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": "Nguyen Huy Hoang (hoanggxyuuki)",
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"type": "finder"
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}
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],
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"x_generator": {
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"engine": "vulncheck-endgame"
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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": "2026-09-09T14:53:12.549589Z",
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"id": "CVE-2026-86544",
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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": "2026-09-09T14:53:25.387Z"
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}
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}
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]
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}
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} |