CVE-2023-0155 Open redirect in GitLab
Attackers can redirect users to arbitrary external sites via crafted markdown, potentially facilitating phishing attacks against GitLab users.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Over the internet
- Victim action needed
- A user has to click or open something
- Fix
- Available
What is CVE-2023-0155?
CVE-2023-0155 is a medium-severity vulnerability in Gitlab Gitlab, published on 3 May 2023. Any signed-in user can exploit it over the network, and only if a user opens a file or follows a link.
Official description
An issue has been discovered in GitLab CE/EE affecting all versions before 15.8.5, 15.9.4, 15.10.1. Open redirects was possible due to framing arbitrary content on any page allowing user controlled markdown
Weakness: CWE-601
Which versions are affected by CVE-2023-0155?
1 open source package ship an affected version, including gitlab. It affects 1 product.
| Package | Affected | Fixed in |
|---|---|---|
gitlab Bitnami | From 15.7.0 | 15.10.1 |
Products include Gitlab Gitlab.
How do I fix CVE-2023-0155?
Upgrade gitlab to 15.10.1 or later.
Is CVE-2023-0155 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2023-0155 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-2023-0155, GHSA-qch9-vmv9-f8v6, UBUNTU-CVE-2023-0155.