CVE-2025-53500

  1. OpenCVE
  2. Vulnerabilities (CVE)
  3. CVE-2025-53500
Improper Neutralization of Input During Web Page Generation (XSS or 'Cross-site Scripting') vulnerability in Wikimedia Foundation Mediawiki - MassEditRegex Extension allows Stored XSS.This issue affects Mediawiki - MassEditRegex Extension: from 1.39.X before 1.39.12, from 1.42.X before 1.42.7, from 1.43.X before 1.43.2.

5.6 /10

CVSS v3 : MEDIUM

V3 Legend

Vector :

Exploitability : 2.2 / Impact : 3.4

Attack Vector NETWORK

Attack Complexity HIGH

Privileges Required NONE

User Interaction NONE

Confidentiality Impact LOW

Integrity Impact LOW

Availability Impact LOW

Scope UNCHANGED

References
Link Resource
https://gerrit.wikimedia.org/r/c/mediawiki/extensions/MassEditRegex/+/1163878/ Patch
https://phabricator.wikimedia.org/T397334 Issue Tracking Patch Exploit
Configurations

Configuration 1 (hide)

AND
cpe:2.3:a:malvineous:masseditregex:-:*:*:*:*:mediawiki:*:*
OR cpe:2.3:a:mediawiki:mediawiki:*:*:*:*:*:*:*:*
cpe:2.3:a:mediawiki:mediawiki:*:*:*:*:*:*:*:*
cpe:2.3:a:mediawiki:mediawiki:*:*:*:*:*:*:*:*
History

30 Sep 2025, 20:26

Type Values Removed Values Added
First Time Malvineous masseditregex
Malvineous
Mediawiki
Mediawiki mediawiki
CPE cpe:2.3:a:malvineous:masseditregex:-:*:*:*:*:mediawiki:*:*
cpe:2.3:a:mediawiki:mediawiki:*:*:*:*:*:*:*:*
References () https://gerrit.wikimedia.org/r/c/mediawiki/extensions/MassEditRegex/+/1163878/ - () https://gerrit.wikimedia.org/r/c/mediawiki/extensions/MassEditRegex/+/1163878/ - Patch
References () https://phabricator.wikimedia.org/T397334 - () https://phabricator.wikimedia.org/T397334 - Issue Tracking, Patch, Exploit

08 Jul 2025, 16:19

Type Values Removed Values Added
Summary
  • (es) Vulnerabilidad de neutralización incorrecta de la entrada durante la generación de páginas web (XSS o 'Cross-site Scripting') en Wikimedia Foundation Mediawiki - MassEditRegex Extension permite XSS almacenado. Este problema afecta a Mediawiki - MassEditRegex Extension: desde 1.39.X hasta 1.39.12, desde 1.42.X hasta 1.42.7, desde 1.43.X hasta 1.43.2.

03 Jul 2025, 18:15

Type Values Removed Values Added
CVSS v2 : unknown
v3 : unknown 		v2 : unknown
v3 : 5.6

03 Jul 2025, 17:15

Type Values Removed Values Added
New CVE
Information

Published : 2025-07-03 17:15

Updated : 2025-09-30 20:26

NVD link : CVE-2025-53500

Mitre link : CVE-2025-53500

CVE.ORG link : CVE-2025-53500

JSON object : View

Products Affected

mediawiki

  • mediawiki

malvineous

  • masseditregex
CWE
CWE-79

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')