{"id":"CVE-2026-103111","url":"https://www.cyber-defence.io/tools/cve/CVE-2026-103111","generatedAt":"2026-10-28T00:57:01.797Z","title":"PCRE2 before 10.49, when there is an attacker-controlled regular expression and certain JIT API usage, allows an out-of-bounds write with arbitrary data.","description":"PCRE2 before 10.49, when there is an attacker-controlled regular expression and certain JIT API usage, allows an out-of-bounds write with arbitrary data.","published":"2026-09-30T05:16:46.000Z","lastModified":"2026-10-04T00:16:36.000Z","status":"Awaiting Analysis","sourceIdentifier":"cve@mitre.org","cvss":{"version":"3.1","score":7.6,"severity":"HIGH","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:H/A:L"},"cwe":["CWE-787"],"affected":[],"epss":{"score":0.00269,"percentile":0.18852,"date":"2026-10-26","history":[{"date":"2026-09-30","score":0.00206,"percentile":0.09583}]},"kev":{"listed":false},"exploits":{"count":0,"verified":false,"firstPublished":null,"source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[]},"verdict":{"level":"high","text":"High impact if exploited, but EPSS currently rates exploitation as unlikely (0.27%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit."},"changes":[{"kind":"new","label":"New CVE","at":"2026-09-30T05:16:46.000Z","detail":{"score":"7.6","severity":"HIGH","publishedAt":"2026-09-30T05:16:45.863Z"},"summary":"New CVE, high severity (CVSS 7.6)."}],"references":[{"url":"https://github.com/PCRE2Project/pcre2/security/advisories/GHSA-r9hj-j2rw-4q3m","source":"cve@mitre.org"},{"url":"https://lists.debian.org/debian-lts-announce/2026/10/msg00008.html","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://github.com/PCRE2Project/pcre2/security/advisories/GHSA-r9hj-j2rw-4q3m","source":"134c704f-9b21-4f2e-91b3-4a467353bcc0"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2026-103111","epss":"https://www.first.org/epss/","kev":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog","exploitdb":"https://www.exploit-db.com/"},"licence":"CC BY 4.0 — link back to the CVE Explorer if you publish the results; upstream data remains subject to its own terms."}