CVE-2026-103439

Published: Set 30, 2026 Last Modified: Set 30, 2026
ExploitDB:
Other exploit source:
Google Dorks:
LOW 0,3
Source: c4f26cc8-17ff-4c99-b5e2-38fc1793eacc
Attack Vector: local
Attack Complexity: high
Privileges Required: high
User Interaction: passive
Confidentiality: N/A
Integrity: N/A
Availability: N/A

Description

AI Translation Available

Improper neutralization of Script-Related HTML tags in a web page (basic XSS) vulnerability in The Wikimedia Foundation MediaWiki Wikbase extension allows Cross-Site Scripting (XSS).

This issue affects MediaWiki Wikbase extension: 1.46, 1.45, and 1.43.

80

Improper Neutralization of Script-Related HTML Tags in a Web Page (Basic XSS)

Incomplete
Abstraction: Variant Structure: Simple
Common Consequences
Security Scopes Affected:
Confidentiality Integrity Availability
Potential Impacts:
Read Application Data Execute Unauthorized Code Or Commands
Applicable Platforms
Technologies: Web Based, Web Server
Likelihood of Exploit: High
View CWE Details
https://gerrit.wikimedia.org/r/q/Ie7a35b211565148e0cae437a4…
https://gerrit.wikimedia.org/r/q/Ie7a35b211565148e0cae437a4a8c41633b81f1b3
https://phabricator.wikimedia.org/T182213
https://phabricator.wikimedia.org/T182213