CVE-2025-53490

Published: Jul 3, 2025Modified: Jun 17, 2026

5.6

Vector

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

Exploitability: 2.2 / Impact: 3.4

Source: 134c704f-9b21-4f2e-91b3-4a467353bcc0 (Secondary)

Description

Improper Neutralization of Input During Web Page Generation (XSS or 'Cross-site Scripting') vulnerability in Wikimedia Foundation Mediawiki - CampaignEvents Extension allows Cross-Site Scripting (XSS).This issue affects Mediawiki - CampaignEvents Extension: from 1.43.X before 1.43.2.

Affected (1)

Products: Jly: Campaignevents

1 product

Configuration A

1 vulnerable · 1 platform

Vulnerable Software	Affected Versions
Jly Campaignevents	All versions

Running on/with	Platform Versions
Mediawiki Mediawiki	From 1.43.0 to 1.43.2

Related CWEs

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users.

References (2)

https://gerrit.wikimedia.org/r/c/mediawiki/extensions/CampaignEvents/+/1165949

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

Patch

https://phabricator.wikimedia.org/T395622

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

Issue TrackingPatch

Timeline

No history available yet.