CVE-2026-78131

{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-78131", "assignerOrgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca", "state": "PUBLISHED", "assignerShortName": "mitre", "dateReserved": "2026-08-22T23:34:10.554Z", "datePublished": "2026-09-11T01:45:58.539Z", "dateUpdated": "2026-09-11T20:04:15.477Z"}, "containers": {"cna": {"affected": [{"defaultStatus": "unaffected", "product": "strongSwan", "vendor": "strongSwan", "versions": [{"lessThan": "6.1.0", "status": "affected", "version": "4.2.0", "versionType": "semver"}]}], "descriptions": [{"lang": "en", "value": "strongSwan 4.2.0 through 6.0.7 has a missing release of memory after its effective lifetime in the x509 plugin's attribute certificate parser."}], "metrics": [{"cvssV3_1": {"attackComplexity": "HIGH", "attackVector": "NETWORK", "availabilityImpact": "LOW", "baseScore": 3.7, "baseSeverity": "LOW", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L", "version": "3.1"}, "format": "CVSS", "scenarios": [{"lang": "en", "value": "GENERAL"}]}], "problemTypes": [{"descriptions": [{"cweId": "CWE-401", "description": "CWE-401 Missing Release of Memory after Effective Lifetime", "lang": "en", "type": "CWE"}]}], "providerMetadata": {"orgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca", "shortName": "mitre", "dateUpdated": "2026-09-11T01:45:58.539Z"}, "references": [{"url": "https://github.com/strongswan/strongswan/releases/tag/6.1.0"}, {"url": "https://www.strongswan.org/blog/2026/09/07/strongswan-vulnerability-(cve-2026-78131).html"}], "x_generator": {"engine": "CVE-Request-form 0.0.1"}, "cpeApplicability": [{"nodes": [{"operator": "OR", "negate": false, "cpeMatch": [{"vulnerable": true, "criteria": "cpe:2.3:a:strongswan:strongswan:*:*:*:*:*:*:*:*", "versionStartIncluding": "4.2.0", "versionEndExcluding": "6.1.0"}]}]}]}, "adp": [{"metrics": [{"other": {"type": "ssvc", "content": {"timestamp": "2026-09-11T20:04:08.511118Z", "id": "CVE-2026-78131", "options": [{"Exploitation": "none"}, {"Automatable": "no"}, {"Technical Impact": "partial"}], "role": "CISA Coordinator", "version": "2.0.3"}}}], "title": "CISA ADP Vulnrichment", "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2026-09-11T20:04:15.477Z"}}]}}

{"dataType": "CVE_RECORD", "containers": {"adp": [{"title": "CISA ADP Vulnrichment", "metrics": [{"other": {"type": "ssvc", "content": {"id": "CVE-2026-78131", "role": "CISA Coordinator", "options": [{"Exploitation": "none"}, {"Automatable": "no"}, {"Technical Impact": "partial"}], "version": "2.0.3", "timestamp": "2026-09-11T20:04:08.511118Z"}}}], "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2026-09-11T20:04:12.352Z"}}], "cna": {"metrics": [{"format": "CVSS", "cvssV3_1": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 3.7, "attackVector": "NETWORK", "baseSeverity": "LOW", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "HIGH", "availabilityImpact": "LOW", "privilegesRequired": "NONE", "confidentialityImpact": "NONE"}, "scenarios": [{"lang": "en", "value": "GENERAL"}]}], "affected": [{"vendor": "strongSwan", "product": "strongSwan", "versions": [{"status": "affected", "version": "4.2.0", "lessThan": "6.1.0", "versionType": "semver"}], "defaultStatus": "unaffected"}], "references": [{"url": "https://github.com/strongswan/strongswan/releases/tag/6.1.0"}, {"url": "https://www.strongswan.org/blog/2026/09/07/strongswan-vulnerability-(cve-2026-78131).html"}], "x_generator": {"engine": "CVE-Request-form 0.0.1"}, "descriptions": [{"lang": "en", "value": "strongSwan 4.2.0 through 6.0.7 has a missing release of memory after its effective lifetime in the x509 plugin's attribute certificate parser."}], "problemTypes": [{"descriptions": [{"lang": "en", "type": "CWE", "cweId": "CWE-401", "description": "CWE-401 Missing Release of Memory after Effective Lifetime"}]}], "cpeApplicability": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:strongswan:strongswan:*:*:*:*:*:*:*:*", "vulnerable": true, "versionEndExcluding": "6.1.0", "versionStartIncluding": "4.2.0"}], "operator": "OR"}]}], "providerMetadata": {"orgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca", "shortName": "mitre", "dateUpdated": "2026-09-11T01:45:58.539Z"}}}, "cveMetadata": {"cveId": "CVE-2026-78131", "state": "PUBLISHED", "dateUpdated": "2026-09-11T20:04:15.477Z", "dateReserved": "2026-08-22T23:34:10.554Z", "assignerOrgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca", "datePublished": "2026-09-11T01:45:58.539Z", "assignerShortName": "mitre"}, "dataVersion": "5.2"}

{"affected": [{"affectedData": [{"defaultStatus": "unaffected", "product": "strongSwan", "vendor": "strongSwan", "versions": [{"lessThan": "6.1.0", "status": "affected", "version": "4.2.0", "versionType": "semver"}]}], "source": "cve@mitre.org"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:strongswan:strongswan:*:*:*:*:*:*:*:*", "matchCriteriaId": "E34B483B-64D7-4750-ABC4-866EBCADBA77", "versionEndExcluding": "6.1.0", "versionStartIncluding": "4.2.0", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "strongSwan 4.2.0 through 6.0.7 has a missing release of memory after its effective lifetime in the x509 plugin's attribute certificate parser."}], "id": "CVE-2026-78131", "lastModified": "2026-09-14T20:08:24.203", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "HIGH", "attackVector": "NETWORK", "availabilityImpact": "LOW", "baseScore": 3.7, "baseSeverity": "LOW", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L", "version": "3.1"}, "exploitabilityScore": 2.2, "impactScore": 1.4, "source": "cve@mitre.org", "type": "Secondary"}], "ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2026-78131", "options": [{"exploitation": "none"}, {"automatable": "no"}, {"technicalImpact": "partial"}], "role": "CISA Coordinator", "timestamp": "2026-09-11T20:04:08.511118Z", "version": "2.0.3"}}]}, "published": "2026-09-11T02:18:34.490", "references": [{"source": "cve@mitre.org", "tags": ["Patch", "Release Notes", "Vendor Advisory"], "url": "https://github.com/strongswan/strongswan/releases/tag/6.1.0"}, {"source": "cve@mitre.org", "tags": ["Mitigation", "Vendor Advisory"], "url": "https://www.strongswan.org/blog/2026/09/07/strongswan-vulnerability-(cve-2026-78131).html"}], "sourceIdentifier": "cve@mitre.org", "vulnStatus": "Analyzed", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-401"}], "source": "cve@mitre.org", "type": "Secondary"}]}

{}

{"affected": [{"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "semver", "value": "[4.2.0,6.1.0)"}}], "enrichment": {"confidence": 95.0, "confidence_source": "inferred", "scores": [{"score": 95.0, "source": "inferred"}, {"score": 100.0, "source": "matching"}]}, "original": {"product": "strongSwan", "source": "cna", "vendor": "strongSwan"}, "product": "strongswan", "vendor": "strongswan"}], "created": "2026-09-11T04:45:18.705346+00:00", "title": "Memory Leak in strongSwan X509 Attribute Certificate Parser", "updated": "2026-09-11T06:30:05.552200+00:00", "vendors": ["strongswan", "strongswan$PRODUCT$strongswan"]}