Skip to content
Fencer Intel
medium 6.1

CVE-2025-11687 json

Gi-docgen: reflected dom xss in gi-docgen

published 9mo ago modified 4mo ago also GHSA-6p6h-rqr6-62mv , PYSEC-2026-1402 , EUVD-2025-206336

cvss
6.1
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
0.4%
EPSS 0.4% chance of exploitation in 30 days, percentile 32%
public exploits
0
none known

Summary

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).

Patch / fix

  • pypi gi-docgen 2025.5
  • gi-docgen Debian 14 2025.5-1

debian advisories DEBIAN-CVE-2025-11687

  • python-gi-docgen SLES for SAP applications 16.0, SLES 16.0 2025.5-160000.1.1

suse advisories SUSE-SU-2026:21159-1

  • gi-docgen openSUSE Tumbleweed 2026.1-1.1
  • python-gi-docgen openSUSE Leap 16.0 2025.5-160000.1.1
  • python-gi-docgen openSUSE Tumbleweed 2025.5-1.1

opensuse advisories openSUSE-SU-2026:11185-1openSUSE-SU-2026:20497-1openSUSE-SU-2025:15634-1

Is CVE-2025-11687 in your dependencies? Fencer shows which of your repositories are affected as soon as an advisory lands, and opens the fix as a pull request.

Check with Fencer

Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

red hat product security vex CVE-2025-11687 updated cvss 6.1

gi-docgen: Reflected DOM XSS in gi-docgen

  • Red Hat All currently supported Red Hat products
    not affected: vulnerable code not present

Red Hat CSAF VEX © Red Hat, Inc., from https://security.access.redhat.com/data/csaf/v2/vex/; changed: reduced to product statuses and remediations. CC BY 4.0 · csaf

CISA SSVC

Exploitation
none
Automatable
no
Technical impact
partial
Assessed
9mo ago

Exploit prediction

0.38% chance of exploitation in the next 30 days, higher than 32% of all scored CVEs (FIRST EPSS, 2026-11-11).

CVSS scores

assigned by version score vector
CNA 3.1 6.1 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
GitHub 3.1 6.1 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
OSV 3.1 6.1 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

Affected packages

ecosystem package affected fixed in
pypi gi-docgen
<2025.5
2025.5

Classification

Weakness
  • CWE-79 Improper Neutralization of Input During Web Page Generation

References

Sources

Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.