CVE-2026-46410: gtsteffaniak filebrowser
CVSS: 8.7v4.0HighDeferred
AliasesGHSA-3jmg-p96m-m328GO-2026-5089
Published 20-07-2026Last modified 21-07-2026
Vulnerability summary
CVE-2026-46410 is a high (CVSS 8.7) vulnerability in gtsteffaniak filebrowser. EPSS estimates a 0.45% chance of exploitation in the next 30 days, higher than 37.5% of scored vulnerabilities.
CVSS score
8.7/10
010
High · v4.0 (CVE.org)EPSS score
0.45%
0%100%
Low · 0.00 pp in 30 daysKEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded
Advisory lineage
Upstream 0 · Downstream 1 · Related 1Timeline
- 20-07-2026PublishedVulnerability first disclosed.
- 21-07-2026Last modifiedVulnerability information updated.
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.
CVSS metrics
3 scores · 3 sources · 1 versionHigh 8.7Preferred score · CVE.org (CNA)
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:NSourcesAll 3 agree
- OSV · GoEcosystem advisory · calculated8.7HighCVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N
- NVDNIST8.7HighCVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
EPSS trend
Probability
0.45%
Chance of exploitation in the next 30 days
Percentile
38%
Versus all other CVEs
30-day change
0.00 pp
From 0.45% on 21-09-2026
21-09-202621-10-2026
EPSS score0.45%
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root causeAffected systems
Github.com/gtsteffaniak1 product
- filebrowser< 1.2.1-stable.0.20260514154726-1802e1281135
Github.com/gtsteffaniak/filebrowser1 product
- backend< 0.0.0-20260514154726-1802e1281135
Gtsteffaniak1 product
- filebrowser< 1.3.2-stable | < 1.4.1-beta
3 vendors · 3 products
References
3 links- github.com/gtsteffaniak/filebrowser/security/advisories/GHSA-3jmg-p96m-m328X Refsource CONFIRMWEBAdvisory
- github.com/gtsteffaniak/filebrowser/commit/1802e1281135cba83eb4acd86b58293fe121e2a5X Refsource MISCWEBFIX