CVE-2023-1733

Severity: high (CVSS 7.5 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 1.2% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2023-04-05 · updated 2026-06-17
Weakness: CWE-400

Description

A denial of service condition exists in the Prometheus server bundled with GitLab affecting all versions from 11.10 to 15.8.5, 15.9 to 15.9.4 and 15.10 to 15.10.1.

Affected products

GitLab: from 11.10.0 before 15.8.5; from 15.9.0 before 15.9.4; 15.10.0 — fixed in 15.8.5, 15.9.4

How to fix

Upgrade to a fixed version: GitLab 15.8.5, 15.9.4. Check the vendor advisory for mitigations.

References

https://gitlab.com/gitlab-org/cves/-/blob/master/2023/CVE-2023-1733.json
https://gitlab.com/gitlab-org/gitlab/-/issues/392665
https://hackerone.com/reports/1723124
https://gitlab.com/gitlab-org/cves/-/blob/master/2023/CVE-2023-1733.json
https://gitlab.com/gitlab-org/gitlab/-/issues/392665
https://hackerone.com/reports/1723124

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