CVE-2019-15585 Auth bypass in Gitlab CE/EE
An improper authentication flaw in GitLab's SAML integration allows attackers to take over other users' accounts.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2019-15585?
CVE-2019-15585 is a critical authentication bypass vulnerability in Gitlab Gitlab, published on 28 Jan 2020. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
Improper authentication exists in < 12.3.2, < 12.2.6, and < 12.1.12 for GitLab Community Edition (CE) and Enterprise Edition (EE) in the GitLab SAML integration had a validation issue that permitted an attacker to takeover another user's account.
Weakness: CWE-287
Which versions are affected by CVE-2019-15585?
It affects 1 product.
Products include Gitlab Gitlab.
How do I fix CVE-2019-15585?
No fix has been published for CVE-2019-15585 yet. Limit exposure of the affected software until one is available.
Upgrade, and rotate credentials and sessions that may have been exposed. More about Authentication bypass.
Is CVE-2019-15585 being exploited?
There is no known exploitation of CVE-2019-15585 in the wild and no public exploit code.
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 GHSA-4v46-g8g9-868m, UBUNTU-CVE-2019-15585.