Medium severity · published May 14, 2026
CVE-2026-8280
Allocation of Resources Without Limits or Throttling in GitLab
6.5
CVSS
0.3%
EPSS
No
On KEV
Description
GitLab has remediated an issue in GitLab CE/EE affecting all versions from 8.3 before 18.9.7, 18.10 before 18.10.6, and 18.11 before 18.11.3 that could have allowed an authenticated user to cause denial of service through excessive memory consumption due to improper input validation.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Attack vector
Network
Complexity
Low
Privileges
Low
User interaction
None
Confidentiality
None
Integrity
None
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.3% · higher than 22% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
GI
GitLab · GitLab
8.3 before 18.9.7; 18.10 before 18.10.6; 18.11 before 18.11.3 · source: vendor, NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-8280
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-8280
Release Notes
https://about.gitlab.com/releases/2026/05/13/patch-release-gitlab-18-11-3-released/
Broken Link
https://gitlab.com/gitlab-org/gitlab/-/work_items/579035
Permissions Required
https://hackerone.com/reports/3329085
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