CVE-2025-53500

PoC —

CVSS 3.1

5.6 medium

EPSS

<1%p15

Published

Jul 3, 2025 (Jul 3, 2025)

Modified

Jun 17, 2026

Description

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.

Vendors: malvineous
Products: masseditregex
Weakness: CWE-79
Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:L

NVD CVE.org GitHub PoCs EPSS (0.2%)

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