Incorrect Authorization Affecting github.com/filebrowser/filebrowser/http package, versions <2.57.1
Threat Intelligence
Snyk has a proof-of-concept or detailed explanation of how to exploit this vulnerability.
The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
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Start learning- Snyk IDSNYK-GOLANG-GITHUBCOMFILEBROWSERFILEBROWSERHTTP-15268425
- published12 Feb 2026
- disclosed10 Feb 2026
- creditFluxmux
Introduced: 10 Feb 2026
CVE-2026-25890 Â (opens in a new tab)How to fix?
Upgrade github.com/filebrowser/filebrowser/http to version 2.57.1 or higher.
Overview
Affected versions of this package are vulnerable to Incorrect Authorization via improper normalization of URL paths in the rules. An attacker can gain unauthorized access to restricted files and perform unauthorized modifications by crafting requests with multiple leading slashes in the URL path, thereby bypassing access control rules.