{"cve":"CVE-2026-89157","nvd":{"published":"2026-09-11T04:18:03.753","modified":"2026-09-16T19:25:08.880","status":"Analyzed","description":"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.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:H","score":7.4},"cwes":["CWE-190"],"references":["https://github.com/PCRE2Project/pcre2/releases/tag/pcre2-10.48","https://github.com/PCRE2Project/pcre2/security/advisories/GHSA-q8g2-wprr-34m9","https://github.com/PCRE2Project/pcre2/security/advisories/GHSA-q8g2-wprr-34m9"],"products":["pcre:pcre2"],"source":"nvd","synced_at":"2026-10-19T22:52:53.108888569+00:00"},"epss":{"cve":"CVE-2026-89157","score":0.00348,"percentile":0.28458,"date":"2026-10-31"},"kev":null,"osv":[],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}