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OpenAdvisories
Critical · 9.2 CVE-2026-25237 EUVD-2026-5198

PEAR is Vulnerable to PHP Code Execution via preg_replace /e in Bug Update Emails

Published Feb 3, 2026 · Updated Feb 4, 2026 · Assigned by GitHub_M

Description

PEAR is a framework and distribution system for reusable PHP components. Prior to version 1.33.0, use of preg_replace() with the /e modifier in bug update email handling can enable PHP code execution if attacker-controlled content reaches the evaluated replacement. This issue has been patched in version 1.33.0.

Affected products

VendorProductAffectedFixed
pear pearweb < 1.33.0 —

Advisories 1

References