Web Application Vulnerabilities Runtime SCA Findings
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PHP Out-of-bounds Write Vulnerability (CVE-2026-17544) - Vulnerability Database

PHP Out-of-bounds Write Vulnerability (CVE-2026-17544)

Description

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.

References

CVE-2026-17544

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Severity

Critical

Classification

CVE-2026-17544
CWE-787
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Tags

Missing Update
Known Vulnerabilities