Description

Improper neutralization of Script-Related HTML tags in a web page (basic XSS) vulnerability in Wikimedia Foundation Mediawiki - Cargo Extension allows Stored XSS.This issue affects Mediawiki - Cargo Extension: before 3.8.7.

INFO

Published Date :

2026-04-07T19:29:11.025Z

Last Modified :

2026-04-07T20:42:43.130Z

Source :

wikimedia-foundation
AFFECTED PRODUCTS

The following products are affected by CVE-2026-39839 vulnerability.

Vendors Products
Mediawiki
  • Cargo
Wikimedia
  • Mediawiki-cargo Extension
REFERENCES

Here, you will find a curated list of external links that provide in-depth information to CVE-2026-39839.

URL Resource
https://gerrit.wikimedia.org/r/c/mediawiki/extensions/Cargo/+/1237957 cve-icon cve-icon
https://gerrit.wikimedia.org/r/c/mediawiki/extensions/Cargo/+/1237977 cve-icon cve-icon
https://phabricator.wikimedia.org/T416271 cve-icon cve-icon
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CVSS Vulnerability Scoring System

Detailed values of each vector for above chart.
Attack Vector
Attack Complexity
Attack Requirements
Privileges Required
User Interaction
VS Confidentiality
VS Integrity
VS Availability
SS Confidentiality
SS Integrity
SS Availability
Detailed values of each vector for above chart.
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality Impact
Integrity Impact
Availability Impact