High severity · published Jul 20, 2026
CVE-2026-46410
FileBrowser Quantum: unauthenticated user share share info
8.7
CVSS
0.4%
EPSS
No
On KEV
Description
FileBrowser Quantum is a free, self-hosted, web-based file manager. Versions prior to 1.3.2-stable and 1.4.1-beta may leak some sensitive info, such as source and path. Versions 1.3.2-stable and 1.4.1-beta fix the issue. No known workarounds are available.
Exploitation
Is it being used?
Exploit prediction (EPSS)0.4% · higher than 38% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
FI
filebrowser · gtsteffaniak
< 1.3.2-stable; < 1.4.1-beta · source: vendor
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-46410
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-46410
github.com
https://github.com/gtsteffaniak/filebrowser/commit/1802e1281135cba83eb4acd86b58293fe121e2a5
github.com
https://github.com/gtsteffaniak/filebrowser/security/advisories/GHSA-3jmg-p96m-m328
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