CVE-2026-17544 — Out-of-bounds write in bccomp() via crafted operand and scale
Attacker-provided inputs to bccomp() could lead to an out-of-bounds write with stack and heap corruption in PHP versions from 8.4.* before 8.4.24 and from 8.5.* before 8.5.9.
Published: 2026-07-30 · CVSS: 8.1 · CVSS 4.0
Attacker-provided inputs to bccomp() could lead to an out-of-bounds write with stack and heap corruption in PHP versions from 8.4.* before 8.4.24 and from 8.5.* before 8.5.9.
Source: CVE Program · Revision 8b16575c39f1e1810c5e863010da073d2d3285e7