CVE-2025-11687

Publication date 26 January 2026

Last updated 28 January 2026


Ubuntu priority

Cvss 3 Severity Score

6.1 · Medium

Score breakdown

Description

A flaw was found in the gi-docgen. This vulnerability allows arbitrary JavaScript execution in the context of the page — enabling DOM access, session cookie theft and other client-side attacks — via a crafted URL that supplies a malicious value to the q GET parameter (reflected DOM XSS).

Status

Package Ubuntu Release Status
gi-docgen 25.10 questing
Needs evaluation
25.04 plucky Ignored end of life, was needs-triage
24.04 LTS noble
Needs evaluation
22.04 LTS jammy
Needs evaluation

Severity score breakdown

Parameter Value
Base score 6.1 · Medium
Attack vector Network
Attack complexity Low
Privileges required None
User interaction Required
Scope Changed
Confidentiality Low
Integrity impact Low
Availability impact None
Vector CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N