CVE-2026-17543

CriticalCVSS 9.8/10Last modified Oct 23, 2026

Description

Improper escaping of backslashes in attacker-provided parameters would allow for trivial SQL injection in PHP versions from 8.2.* before 8.2.33, from 8.3.* before 8.3.33, from 8.4.* before 8.4.24, and from 8.5.* before 8.5.9.

Metrics

CVSS 3.1 9.8/10CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Weakness enumeration

Affected software

No affected versions have been published.

Timeline

Published
Jul 30, 2026
Last modified
Oct 23, 2026
NVD status
Analyzed

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CVE-2026-17543: Critical severity, CVSS 9.8 | Vulnix