CVE-2026-25237

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.

CVSS v3 9.8 CRITICAL

9.8^/10

CVSS v3 : CRITICAL

Vector :

Exploitability : 3.9 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

References

Link	Resource
https://github.com/pear/pearweb/security/advisories/GHSA-vhw6-hqh9-8r23	Vendor Advisory

Configurations

Configuration 1 (hide)

cpe:2.3:a:pear:pearweb:*:*:*:*:*:*:*:*

History

05 Feb 2026, 18:05

Type	Values Removed	Values Added
CPE		cpe:2.3:a:pear:pearweb::::::::
References	~~() https://github.com/pear/pearweb/security/advisories/GHSA-vhw6-hqh9-8r23 -~~	() https://github.com/pear/pearweb/security/advisories/GHSA-vhw6-hqh9-8r23 - Vendor Advisory
First Time		Pear Pear pearweb
CVSS	v2 : ~~unknown~~ v3 : ~~unknown~~	v2 : unknown v3 : 9.8

03 Feb 2026, 19:16

Type	Values Removed	Values Added
New CVE

Information

Published : 2026-02-03 19:16

Updated : 2026-02-05 18:05

NVD link : CVE-2026-25237

Mitre link : CVE-2026-25237

CVE.ORG link : CVE-2026-25237

JSON object : View

Products Affected

pear

pearweb

CWE

CWE-624

Executable Regular Expression Error

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