Vulnerability · Published Jul 20, 2026 · Assigned by GitHub_M
CVE-2026-46410FileBrowser Quantum: unauthenticated user share share info
High 8.7
In plain English
A high-severity information exposure in filebrowser from gtsteffaniak. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.4% (higher than 39% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.
Severity (CVSS 4.0)8.7High
Exploit odds (30 days)0.4%top 61.2% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official 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.
Affected packages & fixed versions
| Ecosystem | Package | Fixed in | Advisory |
|---|---|---|---|
| Go | github.com/gtsteffaniak/filebrowser | 1.2.1-stable.0.20260514154726-1802e1281135 | GHSA-3jmg-p96m-m328 |
| Go | github.com/gtsteffaniak/filebrowser | 1.2.1-stable.0.20260514154726-1802e1281135 | GO-2026-5089 |
| Go | github.com/gtsteffaniak/filebrowser/backend | 0.0.0-20260514154726-1802e1281135 | GHSA-3jmg-p96m-m328 |
| Go | github.com/gtsteffaniak/filebrowser/backend | 0.0.0-20260514154726-1802e1281135 | GO-2026-5089 |
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| gtsteffaniak | filebrowser | < 1.3.2-stable< 1.4.1-beta |
Weakness: CWE-200 · Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N