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.
CVE-2026-46410
HIGHPre-NVD 8.78.7—Trending — 3 sources updated this week
EchelonGraph scoreMEDIUM confidence
This high-severity CVE scores 8.7 under a secondary CVSS source (NVD's own analysis pending). EPSS exploit probability: 0.3%, top 82% of all CVEs by exploit prediction. GitHub Security Advisory data not yet ingested — confidence will rise once GHSA publishes (typical lag: hours to days for open-source ecosystem CVEs; never for infrastructure-only CVEs).
Triggered by: NVD CVSS baseline
Sources: epss, secondary
8.7
EchelonGraph verdictPlan a fixSerious severity, but no confirmed exploitation yet.
- High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS: 0%CVSS: 8.7Exploit: NoneExposed: 0
No vendor fix yet — apply a workaround or compensating control (WAF / firewall / segmentation) and watch for a patch.
- CVSS v3
- 8.7
- EG Score
- 8.7(medium)
- EG Risk
- 54(Track)EG Risk 54/100SSVC: Track
EG Risk is EchelonGraph's 0–100 priority score: it fuses intrinsic severity with real-world exploitation and automatability so you can rank equal-severity CVEs and fix the most dangerous first. Higher = act sooner. Distinct from the 0–10 EG Score (severity).
How it’s computedSeverity87% × 45%Exploitation0% × 40%Automatability100% × 15%Action: Routine — remediate on your standard cadence. - EPSS
- 17.9%
- KEV
- Not listed
Published
May 19, 2026
Last Modified
July 22, 2026
Advisory Details (2)
Auto-updated Jul 20, 2026Patch available. Sources: github_commit, github.
github Patch Available
unauthenticated user share share info · Advisory · gtsteffaniak/filebrowser · GitHub
https://github.com/gtsteffaniak/filebrowser/security/advisories/GHSA-3jmg-p96m-m328github_commit
commit 1802e1281135 (gtsteffaniak/filebrowser)
Fix landed in gtsteffaniak/filebrowser commit 1802e1281135 — awaiting tagged release
https://github.com/gtsteffaniak/filebrowser/commit/1802e1281135cba83eb4acd86b58293fe121e2a5Vendor Advisories for CVE-2026-46410(1)
These vendors published their own advisory mentioning this CVE — often with vendor-specific remediation steps + affected product lists not in NVD.
Affected Packages
(2 across 1 ecosystem)
Go(2)
| Package | Vulnerable range | Fixed in | Dependents |
|---|---|---|---|
| github.com/gtsteffaniak/filebrowser | — | 1.2.1-stable.0.20260514154726-1802e1281135 | — |
| github.com/gtsteffaniak/filebrowser/backend | — | 0.0.0-20260514154726-1802e1281135 | — |
Weakness Classification(1)
MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.
Data Freshness Timeline
(refreshed 6× in last 7d / 6× in last 30d)
Each row is a source pipeline that fetched or updated this CVE on that date, with what changed. For example, "NVD update" means NVD published or revised its analysis for this CVE; "MITRE cvelistV5" means we ingested or refreshed it from the CNA feed. Most recent first.
- 2026-07-23 14:18 UTCEPSS rescore
- 2026-07-23 03:17 UTCEG score recompute
- 2026-07-22 14:08 UTCEPSS rescore
- 2026-07-21 15:24 UTCEPSS rescore
- 2026-07-20 14:48 UTCEG score recompute▲ 8.70
- 2026-07-20 14:32 UTCMITRE cvelistV5CVSS v3 → 8.7 · CVSS v4 → 8.7
- 2026-06-14 23:18 UTCEPSS rescore
- 2026-06-13 23:00 UTCEPSS rescore
- 2026-06-12 23:12 UTCEPSS rescore
- 2026-05-24 06:12 UTCEG score recompute
Related CVEs(same CWE)
Frequently asked(5)
What is CVE-2026-46410?
CVE-2026-46410 is a high vulnerability published on May 19, 2026. 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.
When was CVE-2026-46410 disclosed?
CVE-2026-46410 was first published in the National Vulnerability Database on May 19, 2026, with the most recent update on July 22, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-46410 actively exploited?
CVE-2026-46410 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 17.9% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.
What is the CVSS score of CVE-2026-46410?
CVE-2026-46410 has a CVSS v3 base score of 8.7 (NVD).
How do I remediate CVE-2026-46410?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-46410, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.
Dependency Blast Radius
See which npm, PyPI, Go, and Maven packages are affected by CVE-2026-46410
Is Your Infrastructure Affected by CVE-2026-46410?
EchelonGraph automatically scans your cloud infrastructure and maps CVE exposure using blast radius analysis.