CVE-2025-49576
Citizen allows stored XSS in search no result messages
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.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- High
- User interaction
- None
What an attacker can affect
- Confidentiality
- High
- Integrity
- High
- Availability
- None
Exploit likelihood
What each source reports
CVE List Score used
Citizen allows stored XSS in search no result messages
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.
- Record
CVE-2025-49576- CVSS 3.1
- 6.5 Medium
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:N - Weakness
- CWE-79
- Updated
- 2026-11-02
EUVDEUVD-2025-18206
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.
- Record
EUVD-2025-18206- CVSS 3.1
- 6.5 Medium
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:N - Updated
- 2026-11-02
GitHub AdvisoriesGHSA-86xf-2mgp-gv3g
starcitizentools/citizen-skin allows stored XSS in search no result messages
Summary
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.
Details
The system messages are inserted as raw HTML by the mustache template: https://github.com/StarCitizenTools/mediawiki-skins-Citizen/blob/407052e7069bdeae927d6f1a2a1c9a45b473bf9a/resources/skins.citizen.search/templates/TypeaheadPlaceholder.mustache#L8-L9
PoC
- Edit
citizen-search-noresults-titleandcitizen-search-noresults-descto<img src="" onerror="alert('citizen-search-noresults-title')">and<img src="" onerror="alert('citizen-search-noresults-desc')">(script tags don't work here due to the way the HTML is inserted) - Open the search bar and search for a page that doesn't exist to get the "no results" messages to show up
Impact
This impacts wikis where a group has the editinterface but not the editsitejs user right.
- Record
GHSA-86xf-2mgp-gv3g- CVSS 3.1
- 6.5 Medium
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:N - Weakness
- CWE-79
- Updated
- 2026-11-02
NVD
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.
- Record
CVE-2025-49576- CVSS 3.1
- 6.5 Medium
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:N - CVSS 3.1
- 5.4 Medium
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N - Weakness
- CWE-79
- Updated
- 2026-11-02
OSV
Citizen allows stored XSS in search no result messages
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.
- Record
CVE-2025-49576- CVSS 3.1
- 6.5 Medium
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:N - Weakness
- CWE-79
- Updated
- 2026-11-02
OSVGHSA-86xf-2mgp-gv3g
starcitizentools/citizen-skin allows stored XSS in search no result messages
Summary
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.
Details
The system messages are inserted as raw HTML by the mustache template: https://github.com/StarCitizenTools/mediawiki-skins-Citizen/blob/407052e7069bdeae927d6f1a2a1c9a45b473bf9a/resources/skins.citizen.search/templates/TypeaheadPlaceholder.mustache#L8-L9
PoC
- Edit
citizen-search-noresults-titleandcitizen-search-noresults-descto<img src="" onerror="alert('citizen-search-noresults-title')">and<img src="" onerror="alert('citizen-search-noresults-desc')">(script tags don't work here due to the way the HTML is inserted) - Open the search bar and search for a page that doesn't exist to get the "no results" messages to show up
Impact
This impacts wikis where a group has the editinterface but not the editsitejs user right.
- Record
GHSA-86xf-2mgp-gv3g- CVSS 3.1
- 6.5 Medium
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:N - Weakness
- CWE-79
- Updated
- 2026-11-02
Affected products
Affected packages
| Package | Affected | Fixed |
|---|---|---|
starcitizentools/citizen-skinPackagist |
2.31.0 up to 3.3.1 | 3.3.1 |
starcitizentools/citizen-skinPackagist |
2.31.0 up to 3.3.1, plus listed versions v2.31.0v2.32.0v2.33.0v2.34.0v2.35.0 Show 18 moreShow lessv2.36.0v2.37.0v2.38.0v2.38.1v2.38.2v2.38.3v2.39.0v2.39.1v2.39.2v2.39.3v2.39.4v2.40.0v2.40.1v2.40.2v3.0.0v3.1.0v3.2.0v3.3.0 |
3.3.1 |
History
| Recorded | Changed | Sources |
|---|---|---|
| first indexed | CVE List, EUVD, GitHub Advisories, NVD, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2025-49576 is a medium vulnerability (CVSS 6.5) in Starcitizen.tools Citizen, published June 12, 2025. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.43%, the 37th percentile. Fixed in starcitizentools/citizen-skin 3.3.1.
References
github.com/StarCitizenTools/mediawiki-skins-Citizen/security/advisories/GHSA-86xf-2mgp-gv3g
nvd.nist.gov/vuln/detail/CVE-2025-49576