4.9

CVE-2026-14341: gitlab Missing Authorization

CVSS: 4.9v3.1MediumAnalyzed
AliasesCGA-2j5w-h2pg-74q8CGA-2jw8-g3wm-h8w7CGA-2jxw-9646-rx3h
Published 29-07-2026Last modified 29-07-2026
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Vulnerability summary

CVE-2026-14341 is a medium (CVSS 4.9) Missing Authorization vulnerability in gitlab. EPSS estimates a 0.53% chance of exploitation in the next 30 days, higher than 43.9% of scored vulnerabilities. 1 public exploit is recorded.

Overall risk
30/100
0100
Medium · default modelHow is this calculated?
CVSS score
4.9/10
010
Medium · v3.1 (CVE.org)
EPSS score
0.53%
0%100%
Low · +0.11 pp in 30 days
KEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits1reference

Advisory lineage

Upstream 0 · Downstream 0 · Related 1
CGA-GH3G-24X2-4344

Timeline

  1. 29-07-2026
    PublishedVulnerability first disclosed.
  2. 29-07-2026
    Last modifiedVulnerability information updated.

Description

GitLab has remediated an issue in GitLab CE/EE affecting all versions from 12.8 before 19.0.5, 19.1 before 19.1.3, and 19.2 before 19.2.1 that under certain conditions could have allowed an authenticated user with Maintainer role to modify protected branch configuration due to improper authorization in a projects API endpoint.

CVSS metrics

4 scores · 4 sources · 1 version

EPSS trend

Probability

0.53%

Chance of exploitation in the next 30 days

Percentile

44%

Versus all other CVEs

30-day change

+0.11 pp

From 0.42% on 21-09-2026

21-09-202621-10-2026
EPSS score
0.53%

Known exploited

Compare KEV catalogs

Not in any of the 3 tracked catalogs.

Public exploits

1 found
  • referenceUnverified

    Exploit Reference (hackerone.com)

    Maturity: unknown

Weaknesses

CWE · root cause

Affected systems

Chainguard122 products
  • gitaly-config-18.11< 18.11.7-r0
  • gitlab-base-18.11< 18.11.7-r0
  • gitlab-base-fips-18.11< 18.11.7-r5
  • gitlab-certificates-18.11< 18.11.7-r0
  • gitlab-cfssl-self-sign-scripts-18.11< 18.11.7-r0
Wolfi18 products
  • gitlab-docker-machine-18.11< 18.11.4-r2
  • gitlab-docker-machine-19.0< 19.0.3-r0
  • gitlab-docker-machine-19.1< 19.1.2-r1
  • gitlab-runner-18.11< 18.11.4-r2
  • gitlab-runner-19.0< 19.0.3-r0
Gitlab1 product
  • gitlabEOL≥ 12.8, < 19.0.5 | ≥ 19.1, < 19.1.3 | ≥ 19.2, < 19.2.1 | ≥ 12.8.0, < 19.0.5 | ≥ 19.1.0, < 19.1.3 | 19.2.0

3 vendors · 141 products

References

5 links