Vulnerability · Published Jul 3, 2025 · Assigned by GitHub_M

CVE-2025-53369Citizen Short Description stored XSS vulnerability through wikitext

High 8.6

In plain English

A high-severity cross-site scripting in mediawiki-extensions-ShortDescription from StarCitizenTools. Proof-of-concept exploit code is public. The chance it is exploited in the next 30 days is estimated at 0.3% (higher than 28% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.

Severity (CVSS 3.1)8.6High

Exploit odds (30 days)0.3%top 72.3% of all CVEs

Exploited in the wildNo reportsCISA SSVC: poc

Attack toolingNoneno public tooling known

Official description

Short Description is a MediaWiki extension that provides local short description support. In version 4.0.0, short descriptions are not properly sanitized before being inserted as HTML using mw.util.addSubtitle, allowing any user to insert arbitrary HTML into the DOM by editing a page. This issue has been patched in version 4.0.1.

Affected packages & fixed versions

Ecosystem	Package	Fixed in	Advisory
Packagist	starcitizentools/short-description	4.0.1	GHSA-p85q-mww9-gwqf

Affected products (as reported)

Vendor	Product	Versions
StarCitizenTools	mediawiki-extensions-ShortDescription	>= 05f6c6824f8f37dcc2d51cf6df4e7a09bea2196c, < 2c18bd21c5de53c336f55b6ff42f2983ea5796b4>= 4.0.0, < 4.0.1

Weakness: CWE-79 · Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:L

In plain English

Official description

Affected packages & fixed versions

Affected products (as reported)

References