CVE-2026-17544 — Vulnerability intelligence

php — php

Published: 2026-07-30T12:17:27.347

CVSS

8.1

CISA KEV

Not listed; not proof of no exploitation

Original source text (not a translation)

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.

Sources

• CVE-2026-17544
• Vendor Advisory