CVE-2026-8280: GitLab · Unthrottled Resource Allocation
Affects GitLabSource GCVE Database
Not known to be exploited · CVSS 6.5 Medium · fixed in 18.11.3 : update GitLab when convenient.
Data as of 11 Nov 2026, 23:08 UTC
Thin evidence
One scorer or none| CNA (GitLab) | CVSS 3.1 | 6.5 |
|---|
- Patch
- Available – fixed in 18.11.3, 18.10.6, 18.9.7
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:HExploitation evidence
Disclosed: evidence found.
CVE published 14 May 2026
Detectable: no evidence on record.
No public nuclei template indexed
Weaponized: no evidence on record.
No public exploit code indexed in Metasploit or Exploit-DB
Exploited in the wildExploited: no evidence on record.
Not in CISA KEV and no source reports exploitation
Observed by OffSeq MirageSeen by Mirage: no evidence on record.
No attack traffic recorded by OffSeq Mirage sensors
A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 11 Nov 2026.
What to do
Upgrade GitLab to 18.11.3, 18.10.6 or 18.9.7.
Affected software
| Product | Affected | Fixed in |
|---|---|---|
| GitLab GitLab | Affected
| Fixed in
|
AI-suggested
Upgrade GitLab CE/EE to versions 18.9.7, 18.10.6, 18.11.3 or later where the issue has been fixed. No other mitigation or workaround is indicated.
Description
CVE-2026-8280 is a vulnerability in GitLab CE/EE versions from 8.3 up to but not including 18.9.7, 18.10 up to but not including 18.10.6, and 18.11 up to but not including 18.11.3. It allows an authenticated user to cause a denial of service by consuming excessive memory due to improper input validation and lack of resource allocation limits or throttling.