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CVE-2025-49575

Citizen allows stored XSS in Command Palette tip messages

6.5 MediumFix available

Citizen is a MediaWiki skin that makes extensions part of the cohesive experience. Multiple system messages are inserted into the CommandPaletteFooter 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.

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

0.43%Up 0.4 points since Jun 13, 2025
90%50%10%1%

What each source reports

CVE List Score used 6.5

Citizen allows stored XSS in Command Palette tip messages

Citizen is a MediaWiki skin that makes extensions part of the cohesive experience. Multiple system messages are inserted into the CommandPaletteFooter 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.

Record
CVE-2025-49575
CVSS 3.1
6.5 MediumCVSS: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-2025-18208 6.5

Citizen is a MediaWiki skin that makes extensions part of the cohesive experience. Multiple system messages are inserted into the CommandPaletteFooter 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.

Record
EUVD-2025-18208
CVSS 3.1
6.5 MediumCVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:N
Updated
2026-11-02
GitHub AdvisoriesGHSA-4c2h-67qq-vm87 6.5

Citizen skin vulnerable to stored XSS through multiple system messages

Summary

Multiple system messages are inserted into the CommandPaletteFooter as raw HTML, allowing anybody who can edit those messages to insert arbitrary HTML into the DOM.

Details

The messages are retrieved using the plain() output mode: https://github.com/StarCitizenTools/mediawiki-skins-Citizen/blob/072e4365e9084e4b153eac62d3666566c06f5a49/resources/skins.citizen.commandPalette/components/CommandPaletteFooter.vue#L61-L66 currentTip is set to one of these messages: https://github.com/StarCitizenTools/mediawiki-skins-Citizen/blob/072e4365e9084e4b153eac62d3666566c06f5a49/resources/skins.citizen.commandPalette/components/CommandPaletteFooter.vue#L69 currentTip is inserted as raw HTML (vue/no-v-html should not be ignored here): https://github.com/StarCitizenTools/mediawiki-skins-Citizen/blob/072e4365e9084e4b153eac62d3666566c06f5a49/resources/skins.citizen.commandPalette/components/CommandPaletteFooter.vue#L3-L4

PoC

  1. Edit citizen-command-palette-tip-commands, citizen-command-palette-tip-users, citizen-command-palette-tip-namespace and citizen-command-palette-tip-templates to <img src="" onerror="alert(1)"> (script tags don't work here due to the way the HTML is inserted)
  2. Open the command palette

Impact

This impacts wikis where a group has the editinterface but not the editsitejs user right.

Record
GHSA-4c2h-67qq-vm87
CVSS 3.1
6.5 MediumCVSS: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 6.5

Citizen is a MediaWiki skin that makes extensions part of the cohesive experience. Multiple system messages are inserted into the CommandPaletteFooter 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.

Record
CVE-2025-49575
CVSS 3.1
6.5 MediumCVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:N
CVSS 3.1
5.4 MediumCVSS: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 6.5

Citizen allows stored XSS in Command Palette tip messages

Citizen is a MediaWiki skin that makes extensions part of the cohesive experience. Multiple system messages are inserted into the CommandPaletteFooter 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.

Record
CVE-2025-49575
CVSS 3.1
6.5 MediumCVSS: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-4c2h-67qq-vm87 6.5

Citizen skin vulnerable to stored XSS through multiple system messages

Summary

Multiple system messages are inserted into the CommandPaletteFooter as raw HTML, allowing anybody who can edit those messages to insert arbitrary HTML into the DOM.

Details

The messages are retrieved using the plain() output mode: https://github.com/StarCitizenTools/mediawiki-skins-Citizen/blob/072e4365e9084e4b153eac62d3666566c06f5a49/resources/skins.citizen.commandPalette/components/CommandPaletteFooter.vue#L61-L66 currentTip is set to one of these messages: https://github.com/StarCitizenTools/mediawiki-skins-Citizen/blob/072e4365e9084e4b153eac62d3666566c06f5a49/resources/skins.citizen.commandPalette/components/CommandPaletteFooter.vue#L69 currentTip is inserted as raw HTML (vue/no-v-html should not be ignored here): https://github.com/StarCitizenTools/mediawiki-skins-Citizen/blob/072e4365e9084e4b153eac62d3666566c06f5a49/resources/skins.citizen.commandPalette/components/CommandPaletteFooter.vue#L3-L4

PoC

  1. Edit citizen-command-palette-tip-commands, citizen-command-palette-tip-users, citizen-command-palette-tip-namespace and citizen-command-palette-tip-templates to <img src="" onerror="alert(1)"> (script tags don't work here due to the way the HTML is inserted)
  2. Open the command palette

Impact

This impacts wikis where a group has the editinterface but not the editsitejs user right.

Record
GHSA-4c2h-67qq-vm87
CVSS 3.1
6.5 MediumCVSS: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

Affected packages
PackageAffectedFixed
starcitizentools/citizen-skin
Packagist
 2.4.2 up to 3.3.1
3.3.1
starcitizentools/citizen-skin
Packagist
 2.4.2 up to 3.3.1, plus listed versions
v2.10.0v2.10.1v2.11.0v2.11.1v2.12.0
Show 45 moreShow less
v2.13.0v2.13.1v2.13.2v2.13.3v2.13.4v2.13.5v2.14.0v2.14.1v2.15.0v2.15.1v2.16.0v2.16.1v2.17.0v2.17.1v2.17.2v2.18.0v2.18.1v2.19.0v2.20.0v2.21.0v2.22.0v2.22.1v2.23.0v2.24.0v2.25.0v2.26.0v2.27.0v2.28.0v2.29.0v2.30.0v2.31.0v2.32.0v2.33.0v2.34.0v2.35.0v2.36.0v2.37.0v2.38.0v2.38.1v2.38.2v2.38.3v2.39.0v2.39.1v2.39.2v2.39.3
3.3.1

History

History
RecordedChangedSources
first indexedCVE List, EUVD, GitHub Advisories, NVD, OSV

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2025-49575 is a medium vulnerability (CVSS 6.5) in Starcitizen.tools Citizen, published June 11, 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

This page doesn't list everything

Left out here: 41 versions. The JSON record has them.

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