CVE-2025-53502

6.5 MEDIUM

Published: July 03, 2025 Modified: April 15, 2026

Description

Improper Input Validation vulnerability in Wikimedia Foundation Mediawiki - FeaturedFeeds Extension allows Cross-Site Scripting (XSS).This issue affects Mediawiki - FeaturedFeeds Extension: 1.39.X, 1.42.X, 1.43.X.

AI Explanation

Get an AI-powered plain-language explanation of this vulnerability and remediation steps.

CVSS v3.x Details

0.0 Low Medium High Critical 10.0

Vector String

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N

References to Advisories, Solutions, and Tools

Patch Vendor Advisory Exploit Third Party Advisory

https://gerrit.wikimedia.org/r/c/mediawiki/extensions/FeaturedFeeds/+/1149742

Source: c4f26cc8-17ff-4c99-b5e2-38fc1793eacc

https://phabricator.wikimedia.org/T392279

Source: c4f26cc8-17ff-4c99-b5e2-38fc1793eacc

2 reference(s) from NVD

Quick Stats

CVSS v3 Score

6.5 / 10.0

EPSS (Exploit Probability)

0.1%

24th percentile

Exploitation Status

Not in CISA KEV

Weaknesses (CWE)

CWE-20

Related CVEs