SecuriTricks - CVE-2025-53369

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.

Product(s) Impacted

Vendor	Product	Versions
Mediawiki	Mediawiki	<4.0.1

Weaknesses

Common security weaknesses mapped to this vulnerability.

CWE-79

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users.

*CPE(s)

Affected systems and software identified for this CVE.

Type	Vendor	Product	Version	Update	Edition	Language	Software Edition	Target Software	Target Hardware	Other Information
a	mediawiki	mediawiki	<4.0.1	/	/	/	/	/	/	/

References

https://github.com/StarCitizenTools/mediawiki-extensions-ShortDescription/commit/bc4fdbaeb1dff127fb6d08c0d385b64aa128c8f8

https://github.com/StarCitizenTools/mediawiki-extensions-ShortDescription/security/advisories/GHSA-p85q-mww9-gwqf

CVSS Score

8.6 / 10

CVSS Data - 3.1

Attack Vector: NETWORK
Attack Complexity: LOW
Privileges Required: NONE
Scope: UNCHANGED
Confidentiality Impact: HIGH
Integrity Impact: LOW
Availability Impact: LOW

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:L

View Vector String

Timeline

Published: July 3, 2025, 8:15 p.m.
Last Modified: July 3, 2025, 8:15 p.m.

Status : Received

CVE has been recently published to the CVE List and has been received by the NVD.

More info

Source

security-advisories@github.com

CVE-2025-53369