CVE-2026-89161

{"id": "CVE-2026-89161", "cveTags": [], "metrics": {"ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2026-89161", "role": "CISA Coordinator", "options": [{"exploitation": "none"}, {"automatable": "no"}, {"technicalImpact": "total"}], "version": "2.0.3", "timestamp": "2026-09-11T19:59:09.931879Z"}}], "cvssMetricV31": [{"type": "Secondary", "source": "cve@mitre.org", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 7.4, "attackVector": "LOCAL", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H", "integrityImpact": "HIGH", "userInteraction": "NONE", "attackComplexity": "HIGH", "availabilityImpact": "HIGH", "privilegesRequired": "NONE", "confidentialityImpact": "HIGH"}, "impactScore": 5.9, "exploitabilityScore": 1.4}]}, "affected": [{"source": "cve@mitre.org", "affectedData": [{"vendor": "PCRE", "product": "PCRE2", "versions": [{"status": "affected", "version": "0", "lessThan": "10.48", "versionType": "custom"}], "defaultStatus": "unaffected"}]}], "published": "2026-09-11T04:18:04.470", "references": [{"url": "https://github.com/PCRE2Project/pcre2/pull/937", "source": "cve@mitre.org"}, {"url": "https://github.com/PCRE2Project/pcre2/releases/tag/pcre2-10.48", "source": "cve@mitre.org"}], "vulnStatus": "Undergoing Analysis", "weaknesses": [{"type": "Secondary", "source": "cve@mitre.org", "description": [{"lang": "en", "value": "CWE-590"}]}], "descriptions": [{"lang": "en", "value": "In PCRE2 before 10.48, pcre2_jit_match mishandles a previously copied subject being passed in as a context. An incorrect free operation can occur."}], "lastModified": "2026-09-11T20:19:22.947", "sourceIdentifier": "cve@mitre.org"}