CVE-2025-49576: Citizen is a MediaWiki skin that makes extensions part of the cohesive experience

Q: How do I fix CVE-2025-49576?

citizen: upgrade to 3.3.1. Exact commands for each OS are on this page.

Q: Is CVE-2025-49576 being exploited?

CVE-2025-49576 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

Q: What does CVE-2025-49576 affect?

CVE-2025-49576 affects citizen. Severity is medium (CVSS 6.5). Citizen is a MediaWiki skin that makes extensions part of the cohesive experience. The citizen-search-noresults-title and citizen-search-noresults-desc system messages are inserted into raw HTML, allowing anybody who can edit those messages

Q: How urgent is CVE-2025-49576?

Priority 37/100. Public exploit reference

Routine

MEDIUM 6.5UPGRADE

CVE-2025-49576 is a medium-severity flaw (CVSS 6.5) affecting citizen. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Citizen is a MediaWiki skin that makes extensions part of the cohesive experience. The citizen-search-noresults-title and citizen-search-noresults-desc system 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.

Why this priority

Public exploit reference

A fixed release or distro patch exists.

Risk facts

CVSS score	6.5 (Medium)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	High
User interaction	None
EPSS exploit chance	0.4% (top 63%)
CISA exploited list	No
Weakness	CWE-79
Published	2025-06-12
Last modified	2026-06-17

Publisher (CNA): GitHub, Inc. · Vendor: starcitizen.tools

Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2025-06-12 19:15 UTCPublished CVE record published
2026-06-17 09:31 UTCUpdated Record last modified

starcitizen.tools citizen UPGRADE

Affected: < 3.3.1

Fixed in: 3.3.1

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy citizen || rpm -q citizen || citizen --version

2. UPGRADE to 3.3.1 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade citizen

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade citizen

Note

Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2025-49576?

citizen: upgrade to 3.3.1. Exact commands for each OS are on this page.

Is CVE-2025-49576 being exploited?

CVE-2025-49576 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2025-49576 affect?

CVE-2025-49576 affects citizen. Severity is medium (CVSS 6.5). Citizen is a MediaWiki skin that makes extensions part of the cohesive experience. The citizen-search-noresults-title and citizen-search-noresults-desc system messages are inserted into raw HTML, allowing anybody who can edit those messages

How urgent is CVE-2025-49576?

Priority 37/100. Public exploit reference

Related CVEs

CVE-2025-53370 HIGH 8.6 UPGRADE Citizen is a MediaWiki skin that makes extensions part of the cohesive experience
CVE-2025-53368 HIGH 8.6 UPGRADE Citizen is a MediaWiki skin that makes extensions part of the cohesive experience
CVE-2025-49579 MEDIUM 6.5 UPGRADE Citizen is a MediaWiki skin that makes extensions part of the cohesive experience
CVE-2025-49578 MEDIUM 6.5 UPGRADE Citizen is a MediaWiki skin that makes extensions part of the cohesive experience
CVE-2025-49577 MEDIUM 6.5 UPGRADE Citizen is a MediaWiki skin that makes extensions part of the cohesive experience

References

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