All vulnerabilities

Servers and applications

CVE-2026-89078

GitLab has remediated an issue in GitLab CE/EE affecting all versions from 19.2 before 19.2.7, 19.3 before 19.3.3, and 19.4 before 19.4.1 that under certain conditions could have allowed an authenticated user to execute arbitrary code on the GitLab server due to a double free issue when parsing a specially crafted regular expression in a CI/CD configuration.

Severity
Critical 9.9
Published
24 Sept 2026
Last changed
28 Sept 2026
Added to UpHeron
21 Oct 2026
Fixed in
19.2.7, 19.3.3
Sources
NVD

Affected software

SoftwareAffected versions
GitLabServers and applications · cpe:a:gitlab:gitlab
  • From 19.2.0 before 19.2.7
  • From 19.3.0 before 19.3.3
  • Version 19.4.0

References

  • NVD https://nvd.nist.gov/vuln/detail/CVE-2026-89078
  • CVE.org https://www.cve.org/CVERecord?id=CVE-2026-89078