CVE-2025-49579

Name: CVE-2025-49579
Creator: NVD / NIST
Published: 2025-06-12T19:15:20.75+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 4.8/10EPSS 0.34%

Last modified Jun 17, 2026

CVE-2025-49579 is a medium-severity vulnerability rated 4.8/10 on the CVSS scale. Citizen is a MediaWiki skin that makes extensions part of the cohesive experience. All system messages in menu headings using the Menu.mustache template are inserted as raw HTML, allowing anybody who can edit those messages to insert arbitrary HTML into the DOM. EPSS estimates a 0.34% chance of exploitation in the next 30 days.

Description

Citizen is a MediaWiki skin that makes extensions part of the cohesive experience. All system messages in menu headings using the Menu.mustache template are inserted as raw HTML, allowing anybody who can edit those messages to insert arbitrary HTML into the DOM. This impacts wikis where a group has the `editinterface` but not the `editsitejs` user right. This vulnerability is fixed in 3.3.1.

Metrics

CVSS 3.1

4.8/10

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

EPSS Probability

0.34%

26.3th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-79

Affected Software

Vendor	Product	Versions
Starcitizen.Tools	Citizen	< 3.3.1

References

Timeline

Published: Jun 12, 2025
Last Modified: Jun 17, 2026
Status: Analyzed

Frequently Asked Questions

What is CVE-2025-49579?

How severe is CVE-2025-49579?

CVE-2025-49579 has a CVSS score of 4.8/10 (MEDIUM severity). The EPSS model estimates a 0.34% probability of exploitation in the next 30 days.

How do I fix CVE-2025-49579?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2025-49579?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST