UpHeron
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Servers and applications

CVE-2026-0595

GitLab has remediated an issue in GitLab CE/EE affecting all versions from 13.9 before 18.6.6, 18.7 before 18.7.4, and 18.8 before 18.8.4 that, under certain conditions could have allowed an authenticated user to add unauthorized email addresses to victim accounts through HTML injection in test case titles.

Severity
Medium 5.4
Published
11 Feb 2026
Last changed
17 Jun 2026
Added to UpHeron
21 Oct 2026
Fixed in
18.6.6, 18.7.4, 18.8.4
Sources
NVD

Affected software

SoftwareAffected versions
GitLabServers and applications · cpe:a:gitlab:gitlab
  • From 13.9.0 before 18.6.6
  • From 18.7.0 before 18.7.4
  • From 18.8.0 before 18.8.4

References

  • NVD https://nvd.nist.gov/vuln/detail/CVE-2026-0595
  • CVE.org https://www.cve.org/CVERecord?id=CVE-2026-0595