Security Advisory

CVE-2026-39935

CVE vulnerability detail - eXtreme Datacenter Security Operations

Published 2026-04-07 22:04:02

Last updated 2026-04-08 22:06:48

Assigner wikimedia-foundation

CVSS score 6.9

State PUBLISHED

Description

Improper neutralization of input during web page generation ('cross-site scripting') vulnerability in The Wikimedia Foundation Mediawiki - CampaignEvents Extension allows Cross-Site Scripting (XSS). This issue was remediated only on the `master` branch.

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