{"id":"CVE-2026-89157","aliases":["GHSA-q8g2-wprr-34m9"],"url":"https://o3.security/vulnerability/CVE-2026-89157","summary":null,"details":"PCRE2 before 10.48, on 32-bit platforms, has a pcre2_pattern_convert out-of-bounds write when an attacker can provide a large pattern.","published":"2026-09-11T04:05:27.069Z","modified":"2026-09-16T21:56:34.662297540Z","cvss":{"score":5.7,"severity":"MEDIUM","vector":"CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:L"},"epss":null,"cisaKev":null,"exploitsKnown":null,"affectedPackages":[],"fix":null,"references":[{"type":"WEB","url":"https://github.com/PCRE2Project/pcre2/releases/tag/pcre2-10.48"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/89xxx/CVE-2026-89157.json"},{"type":"ADVISORY","url":"https://github.com/PCRE2Project/pcre2/security/advisories/GHSA-q8g2-wprr-34m9"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-89157"}],"provenance":{"sources":["OSV.dev","FIRST.org (EPSS)"],"lastVerified":"2026-09-16T21:56:34.662297540Z"}}