Search: CVE-2026-89157

CVE-2026-89157 is an integer overflow or wraparound vulnerability in PCRE2 versions 10.30 up to but not including 10.48 on 32-bit platforms. It occurs in the pcre2_pattern_convert function when processing a large pattern, leading to an out-of-bounds write. This vulnerability has a medium severity with a CVSS score of 5.7 and impacts the integrity and availability of affected systems.