CVE-2020-10075 Cross-site scripting in n/a
Attackers can inject HTML into GitLab error headers, potentially leading to script execution or security bypasses.
- 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-2020-10075?
CVE-2020-10075 is a medium-severity cross-site scripting vulnerability in Gitlab Gitlab, published on 13 Mar 2020. 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
GitLab 12.5 through 12.8.1 allows HTML Injection. A particular error header was potentially susceptible to injection or potentially other vulnerabilities via unescaped input.
Weakness: CWE-79
Which versions are affected by CVE-2020-10075?
1 open source package ship an affected version, including gitlab. It affects 1 product.
| Package | Affected | Fixed in |
|---|---|---|
gitlab Bitnami | From 12.5.0 | 12.8.2 |
Products include Gitlab Gitlab.
How do I fix CVE-2020-10075?
Upgrade gitlab to 12.8.2 or later.
Escape output for the context it lands in and set a strict Content Security Policy. Upgrading the affected component is the real fix. More about Cross-site scripting.
Is CVE-2020-10075 being exploited?
There is no known exploitation of CVE-2020-10075 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 BIT-gitlab-2020-10075, GHSA-x248-p532-m7g5.