UpHeron
All vulnerabilities

Servers and applications

CVE-2021-39938

A vulnerable regular expression pattern in GitLab CE/EE since version 8.15 before 14.3.6, all versions starting from 14.4 before 14.4.4, all versions starting from 14.5 before 14.5.2, allows an attacker to cause uncontrolled resource consumption leading to Denial of Service via specially crafted deploy Slash commands

Severity
Medium 6.5
Published
13 Dec 2021
Last changed
17 Jun 2026
Added to UpHeron
21 Oct 2026
Fixed in
14.3.6, 14.4.4, 14.5.2
Sources
NVD

Affected software

SoftwareAffected versions
GitLabServers and applications · cpe:a:gitlab:gitlab
  • From 8.15.0 before 14.3.6
  • From 14.4.0 before 14.4.4
  • From 14.5.0 before 14.5.2

References

  • NVD https://nvd.nist.gov/vuln/detail/CVE-2021-39938
  • CVE.org https://www.cve.org/CVERecord?id=CVE-2021-39938