CVE-2026-17544-PoC

CVE-2026-17544 — PHP bcmath bccomp Out-of-Bounds Write Stack Smashing CVSS 9.8 Critical · CWE-787 · GHSA-x692-q9x7-8c3f Summary bcstr2num in ext/bcmath/libbcmath/src/str2num.c vendored libbcmath, PHP 8.4+ contains an off-by-N out-of-bounds write. When the user-supplied scale is smaller than the...