CVE-2018-19571

Severity: high (CVSS 7.7 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 32.1% probability of exploitation in the next 30 days
Public exploit or detection template: yes
Published: 2019-07-10 · updated 2026-06-17
Weakness: CWE-918

Description

GitLab CE/EE, versions 8.18 up to 11.x before 11.3.11, 11.4 before 11.4.8, and 11.5 before 11.5.1, are vulnerable to an SSRF vulnerability in webhooks.

Affected products

GitLab: from 8.18.0 before 11.3.11; from 11.4.0 before 11.4.8; from 11.5.0 before 11.5.1 — fixed in 11.3.11, 11.4.8, 11.5.1

How to fix

Upgrade to a fixed version: GitLab 11.3.11, 11.4.8, 11.5.1. Check the vendor advisory for mitigations.

References

http://packetstormsecurity.com/files/160516/GitLab-11.4.7-Remote-Code-Execution.html
http://packetstormsecurity.com/files/160699/GitLab-11.4.7-Remote-Code-Execution.html
https://about.gitlab.com/2018/11/28/security-release-gitlab-11-dot-5-dot-1-released/
https://gitlab.com/gitlab-org/gitlab-ce/issues/53242
http://packetstormsecurity.com/files/160516/GitLab-11.4.7-Remote-Code-Execution.html
http://packetstormsecurity.com/files/160699/GitLab-11.4.7-Remote-Code-Execution.html
https://about.gitlab.com/2018/11/28/security-release-gitlab-11-dot-5-dot-1-released/
https://gitlab.com/gitlab-org/gitlab-ce/issues/53242

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