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Servers and applications

CVE-2026-110264

Integer Overflow or Wraparound in GitLab

Severity
Critical 10.0
Published
22 Oct 2026
Last changed
30 Oct 2026
Added to UpHeron
23 Oct 2026
Fixed in
19.0.10, 19.1.9, 19.2.9, 19.3.6, 19.4.3, 19.5.1
Sources
NVD, CVE Program

Description

An issue has been discovered in GitLab CE/EE affecting all versions from 7.0 before 18.11.13, 19.0 before 19.0.10, 19.1 before 19.1.9, 19.2 before 19.2.9, 19.3 before 19.3.6, 19.4 before 19.4.3, and 19.5 before 19.5.1 that, under certain conditions, could have allowed an unauthenticated user to execute arbitrary code on the GitLab server due to integer overflow when compiling a specially crafted…

Affected software

SoftwareAffected versions
GitLabServers and applications · cpe:a:gitlab:gitlab
  • Version 19.5.0
  • From 19.5 before 19.5.1
  • From 19.4 before 19.4.3
  • From 19.3 before 19.3.6
All 8 release lines
  • From 7.0 before 18.11.13
  • From 19.0 before 19.0.10
  • From 19.1 before 19.1.9
  • From 19.2 before 19.2.9
  • From 19.3 before 19.3.6
  • From 19.4 before 19.4.3
  • From 19.5 before 19.5.1
  • Version 19.5.0

References

  • NVD https://nvd.nist.gov/vuln/detail/CVE-2026-110264
  • CVE.org https://www.cve.org/CVERecord?id=CVE-2026-110264