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Vulnerabilities

Vulnerability · CVE-2025-49577

Citizen is a MediaWiki skin that makes extensions part of the cohesive experience.

Published Jun 12, 2025 · catalog updated Jun 12, 2025 · StarCitizenTools mediawiki-skins-Citizen

Check if you run it

No confirmed exploitation is on record for CVE-2025-49577. EPSS is 0.43%. Act only if a listed version of StarCitizenTools mediawiki-skins-Citizen is installed.

Gaps on this record

  • No vendor fix or required action is stored. Compare the linked advisory before you change production.
Severity
Medium6.5
Known exploitation
Not in CISA/VulnCheck KEV
EPSS
0.43%
Remediation
Version ranges on file
Affected products
vendor StarCitizenTools mediawiki-skins-Citizen 2.13.0, < 3.3.1

Citizen is a MediaWiki skin that makes extensions part of the cohesive experience. Various preferences messages are inserted into raw HTML, allowing anybody who can edit those messages to insert arbitrary HTML into the DOM. This vulnerability is fixed in 3.3.1.

Are you affected?

Enter the version you run. The result uses only the ranges stored on this record.

The check returns affected, not affected, or incomplete. It does not guess a version that is missing from the record.

  • vendor StarCitizenTools mediawiki-skins-Citizen 2.13.0, < 3.3.12.13.0, < 3.3.1

How to fix CVE-2025-49577

What to do

Three questions, each answered from this record only. Confirm the vendor advisory before you patch.

Should you patch?

No confirmed exploitation is on record for CVE-2025-49577. EPSS is 0.43%. Act only if a listed version of StarCitizenTools mediawiki-skins-Citizen is installed.

Which versions are affected?

Compare what you have installed with StarCitizenTools mediawiki-skins-Citizen 2.13.0, < 3.3.1 2.13.0, < 3.3.1. Compare the installed version with the linked vendor advisory before you change production.

What should an analyst verify?

No weakness class is stored. EPSS 0.43%. There is no CISA KEV listing. No Exploit-DB or Metasploit reference is linked. Use the source links for the original advisory.

Code

The project this record applies to. Exploit listings stay in References.

Timeline

Detection, updates, and resolution for this record.

  1. Jun 12, 2025 · EUVD

    Detected

    Citizen is a MediaWiki skin that makes extensions part of the cohesive experience. Various preferences messages are inserted into raw HTML, allowing anybody who can edit those messages to insert arbitrary HTML into the DOM. This vulnerability is fixed in 3.3.1.

  2. Jun 12, 2025 · EUVD

    Updated

    Citizen is a MediaWiki skin that makes extensions part of the cohesive experience. Various preferences messages are inserted into raw HTML, allowing anybody who can edit those messages to insert arbitrary HTML into the DOM. This vulnerability is fixed in 3.3.1.

Sources

  • CVE.orgVulnerability recordCVE-2025-49577

    Official CVE identifier

    cve.org
  • FIRST EPSSExploitation probabilityCVE-2025-49577

    30-day exploitation probability 0.4%

    first.org
  • EUVDVulnerability recordEUVD-2025-18207

    Citizen is a MediaWiki skin that makes extensions part of the cohesive experience. Various preferences messages are inserted into raw HTML, allowing anybody who can edit those messages to insert arbitrary HTML into the DOM. This vulnerability is fixed in 3.3.1.

    euvd.enisa.europa.eu

References

Freshness

Last verified in this catalog Oct 18, 2026. Significant claims (KEV, EPSS, CVSS, affected ranges) come from the source rows above — open the original publisher for the authoritative advisory.