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CVE-2026-25891

🔴 HIGH

Fiber is an Express inspired web framework written in Go. A Path Traversal (CWE-22) vulnerability in Fiber allows a remote attacker to bypass the static middleware sanitizer and read arbitrary files o...

Published
Feb 24, 2026
Last Modified
Feb 27, 2026
Views
1
Bookmarks
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Description

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Fiber is an Express inspired web framework written in Go. A Path Traversal (CWE-22) vulnerability in Fiber allows a remote attacker to bypass the static middleware sanitizer and read arbitrary files on the server file system on Windows. This affects Fiber v3 through version 3.0.0. This has been patched in Fiber v3 version 3.1.0.

Affected Products (1)

gofiber - fiber

Version: *

CVSS Scores

CVSS 3.1 7.5
7.5
HIGH
CVSS 2.0 7.5

References

github.com github.com github.com

Additional Information

Source
security-advisories@github.com
State
Analyzed

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