CVE-2023-1965 Cross-site request forgery in GitLab
Attackers can steal access tokens from Group SAML SSO logins via crafted URLs, requiring the feature to be enabled.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- A user has to click or open something
- Fix
- Available
What is CVE-2023-1965?
CVE-2023-1965 is a medium-severity vulnerability in Gitlab Gitlab, published on 3 May 2023. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.
Official description
An issue has been discovered in GitLab EE affecting all versions starting from 14.2 before 15.9.6, all versions starting from 15.10 before 15.10.5, all versions starting from 15.11 before 15.11.1. Lack of verification on RelayState parameter allowed a maliciously crafted URL to obtain access tokens granted for 3rd party Group SAML SSO logins. This feature isn't enabled by default.
Weakness: CWE-352
Which versions are affected by CVE-2023-1965?
1 open source package ship an affected version, including gitlab. It affects 1 product.
| Package | Affected | Fixed in |
|---|---|---|
gitlab Bitnami | From 14.2.0 | 15.9.6, 15.10.5, 15.11.1 |
Products include Gitlab Gitlab.
How do I fix CVE-2023-1965?
Upgrade gitlab to a fixed version for your release line: 15.9.6, 15.10.5 or 15.11.1.
Is CVE-2023-1965 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2023-1965 exists.
Other vulnerabilities in Gitlab Gitlab
- CVE-2026-97229 GitLab Community Edition and Enterprise Edition Integer Overflow or Wraparound
- CVE-2026-85706 GitLab Community Edition and Enterprise Edition Path Traversal
- CVE-2023-7028 GitLab Community and Enterprise Editions Improper Access Control
- CVE-2021-22205 GitLab Community and Enterprise Editions Remote Code Execution
- CVE-2021-39935 GitLab Community and Enterprise Editions Server-Side Request Forgery (SSRF)
Sources
Also known as BIT-gitlab-2023-1965, GHSA-cxfp-vwqp-ghxf.