CVE-2026-77801

MEDIUM CVSS 3.1: 6.5 EPSS 0.34%
Updated Aug 31, 2026
GitLab
Parameter Value
CVSS 6.5 (MEDIUM)
Affected Versions 12.8.0 — 19.2.5
Fixed In 19.1.7
Type CWE-770 (Allocation Without Limits)
Vendor GitLab
Public PoC No

GitLab has remediated an issue in GitLab CE/EE affecting all versions from 12.8 before 19.1.7, 19.2 before 19.2.5, and 19.3 before 19.3.1 that, under certain conditions, could have allowed an authenticated user to cause a denial of service affecting background job processing, due to missing object count limits.

Attack Parameters

Attack Vector
Network
Can be exploited remotely
Attack Complexity
Low
Easy to exploit
Privileges Required
Low
Basic privileges needed
User Interaction
None
No user interaction needed

Impact Assessment

Confidentiality
None
No data leak
Integrity
None
No data modification
Availability
High
Complete denial of service

CVSS Vector v3.1

Vulnerable Products 6

Configuration From (including) Up to (excluding)
Gitlab Gitlab
cpe:2.3:a:gitlab:gitlab:*:*:*:*:community:*:*:*
12.8.0 19.1.7
Gitlab Gitlab
cpe:2.3:a:gitlab:gitlab:*:*:*:*:enterprise:*:*:*
12.8.0 19.1.7
Gitlab Gitlab
cpe:2.3:a:gitlab:gitlab:*:*:*:*:community:*:*:*
19.2.0 19.2.5
Gitlab Gitlab
cpe:2.3:a:gitlab:gitlab:*:*:*:*:enterprise:*:*:*
19.2.0 19.2.5
Gitlab Gitlab
cpe:2.3:a:gitlab:gitlab:19.3.0:*:*:*:community:*:*:*
Gitlab Gitlab
cpe:2.3:a:gitlab:gitlab:19.3.0:*:*:*:enterprise:*:*:*