CVE-2025-11340

Name: CVE-2025-11340
Creator: NVD / NIST
Published: 2025-10-09T12:15:35.233+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 7.7/10EPSS 0.34%

Last modified Jun 17, 2026

CVE-2025-11340 is a high-severity vulnerability rated 7.7/10 on the CVSS scale. GitLab has remediated an issue in GitLab EE affecting all versions from 18.3 to 18.3.4, 18.4 to 18.4.2 that, under certain conditions, could have allowed authenticated users with read-only API tokens to perform unauthorized write operations on vulnerability records by exploiting incorrectly scoped GraphQL mutations.. EPSS estimates a 0.34% chance of exploitation in the next 30 days.

Description

GitLab has remediated an issue in GitLab EE affecting all versions from 18.3 to 18.3.4, 18.4 to 18.4.2 that, under certain conditions, could have allowed authenticated users with read-only API tokens to perform unauthorized write operations on vulnerability records by exploiting incorrectly scoped GraphQL mutations.

Metrics

CVSS 3.1

7.7/10

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

EPSS Probability

0.34%

26.0th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-863

Affected Software

Vendor	Product	Versions
Gitlab	Gitlab	>= 18.3.0, < 18.3.4
Gitlab	Gitlab	>= 18.4.0, < 18.4.2

References

https://about.gitlab.com/releases/2025/10/08/patch-release-gitlab-18-4-2-released/Release Notes, Vendor Advisory
https://gitlab.com/gitlab-org/gitlab/-/issues/567847Broken Link

Timeline

Published: Oct 9, 2025
Last Modified: Jun 17, 2026
Status: Analyzed

Frequently Asked Questions

What is CVE-2025-11340?

How severe is CVE-2025-11340?

CVE-2025-11340 has a CVSS score of 7.7/10 (HIGH severity). The EPSS model estimates a 0.34% probability of exploitation in the next 30 days.

How do I fix CVE-2025-11340?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2025-11340?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST