Medium severity4.3NVD Advisory· Published Jun 6, 2023· Updated Jun 17, 2026
CVE-2023-0921
CVE-2023-0921
Description
A lack of length validation in GitLab CE/EE affecting all versions from 8.3 before 15.10.8, 15.11 before 15.11.7, and 16.0 before 16.0.2 allows an authenticated attacker to create a large Issue description via GraphQL which, when repeatedly requested, saturates CPU usage.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
6cpe:2.3:a:gitlab:gitlab:*:*:*:*:community:*:*:*+ 3 more
- cpe:2.3:a:gitlab:gitlab:*:*:*:*:community:*:*:*range: >=8.3.0,<15.10.8
- cpe:2.3:a:gitlab:gitlab:*:*:*:*:enterprise:*:*:*range: >=8.3.0,<15.10.8
- (no CPE)range: from 8.3 before 15.10.8, 15.11 before 15.11.7, and 16.0 before 16.0.2
- (no CPE)range: >=8.3, <15.10.8
- Range: from 8.3 before 15.10.8, 15.11 before 15.11.7, and 16.0 before 16.0.2
Patches
Vulnerability mechanics
References
3- gitlab.com/gitlab-org/cves/-/blob/master/2023/CVE-2023-0921.jsonnvdVendor Advisory
- gitlab.com/gitlab-org/gitlab/-/issues/392433nvdIssue TrackingVendor Advisory
- hackerone.com/reports/1869839nvdPermissions RequiredThird Party Advisory
News mentions
1- GitLab Security Release: 16.0.2, 15.11.7, and 15.10.8GitLab Security Releases · Jun 5, 2023