CVE-2026-85706 Details.
GitLab CE/EE <=19.1.7/19.2.5/19.3.1 - Arbitrary File Read
Atlas does not check this one. Needs requests that change data.
To test for this one, the check would have to send requests that could change data on the site. Atlas only ever reads public pages, so it does not run this check.
About CVE-2026-85706. What It Means.
GitLab CE/EE contains an unauthenticated arbitrary file read. Workhorse, the reverse proxy in front of Rails, matches upload routes using EscapedPath() and path.Clean without decoding percent sequences, while Puma decodes them before routing to Grape. Appending a trailing slash to commits or percent-encoding a static path segment as %63ommits therefore bypasses Workhorse upload route rewriting, and Rails reaches file_params_from_body_upload() which opens the path given in th…
Affected Product. What Is Hit.
- Vendor
- gitlab
- Product
- GitLab
References. Where To Read More.
More CVEs In GitLab.
- CVE-2022-1162CriticalGitLab CE/EE - Hard-Coded CredentialsGitLabCVSS9.8
- CVE-2022-0735CriticalGitLab CE/EE - Information DisclosureGitLabCVSS9.8
- CVE-2026-19478CriticalInformation onlyGitLab CE/EE - GraphQL @gl_introduced Arbitrary Method InvocationGitLabCVSS9.4
- CVE-2022-2185HighGitLab CE/EE - Remote Code ExecutionGitLabCVSS8.8
FAQ
Common Questions.
GitLab CE/EE <=19.1.7/19.2.5/19.3.1 - Arbitrary File Read. GitLab CE/EE contains an unauthenticated arbitrary file read. Workhorse, the reverse proxy in front of Rails, matches upload routes using EscapedPath() and path.Clean without decoding percent sequences, while Puma decodes them before routing to Grape. Appending a trailing slash to commits or percent-encoding a static path segment as %63ommits therefore bypasses Workhorse upload route rewriting, and Rails reaches file_params_from_body_upload() which opens the path given in th…
No. To test for this one, the check would have to send requests that could change data on the site. Atlas only ever reads public pages, so it does not run this check. The facts about CVE-2026-85706 are on this page, and you can request a demo to see how Brandefense watches your whole external attack surface.
Yes. CVE-2026-85706 is on the CISA Known Exploited Vulnerabilities list, which means attackers have used it against real targets.
Update GitLab to the latest version from the vendor, or follow the vendor's advice to switch off the affected feature. Vendor links are listed on this page when they are known.
This page lists the public facts about CVE-2026-85706. Atlas does not run a check for it, so nothing here says whether a particular site is affected.