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CVE-2026-45756

HIGH CVSS: 7.5 Published: 2026-07-14 Modified: 2026-07-21

Description

Symfony is a PHP framework for web and console applications and a set of reusable PHP components. From 7.3.0-BETA1 until 7.4.12 and 8.0.12, the JsonPath component compiles attacker-controlled match() and search() filter patterns directly into preg_match() without a length cap, i-regexp restriction, or bounded backtracking, allowing catastrophic-backtracking expressions to pin worker CPU and cause denial of service. This issue is fixed in versions 7.4.12 and 8.0.12.

Affected Platforms

Sensiolabs Symfony

Weakness Type

CWE-400, CWE-1333

References