All vulnerabilities

Servers and applications

CVE-2026-15423

GitLab has remediated an issue in GitLab CE/EE affecting all versions from 19.0 before 19.0.6, 19.1 before 19.1.4, and 19.2 before 19.2.2 that under certain conditions could have allowed an authenticated user with developer-role permissions to execute CI/CD pipelines on a protected branch without the required push permissions due to improper authorization in pipeline reference validation.

Severity
High 8.5
Published
12 Aug 2026
Last changed
19 Aug 2026
Added to UpHeron
21 Oct 2026
Fixed in
19.0.6, 19.1.4, 19.2.2
Sources
NVD

Affected software

SoftwareAffected versions
GitLabServers and applications · cpe:a:gitlab:gitlab
  • From 19.0.0 before 19.0.6
  • From 19.1.0 before 19.1.4
  • From 19.2.0 before 19.2.2

References

  • NVD https://nvd.nist.gov/vuln/detail/CVE-2026-15423
  • CVE.org https://www.cve.org/CVERecord?id=CVE-2026-15423