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GHSA-3jmg-p96m-m328 — backend

Fix: gtsteffaniak/filebrowser@1802e12

GHSA-3jmg-p96m-m328 is a Information Exposure vulnerability in github.com/gtsteffaniak/filebrowser/backend. A fix is available for github.com/gtsteffaniak/filebrowser/backend — see the affected versions and patch details below.

FileBrowser Quantum: unauthenticated user share share info

Also known asCVE-2026-46410GO-2026-5089
Published
May 19, 2026
Updated
Jun 25, 2026
Affected
2 pkgs
Patched
2 / 2
Exploits
None indexed
Exploitation data as of Oct 1, 2026 · OSV.dev, NVD, FIRST.org (EPSS)

Exploitation Status

No confirmed exploitation observed yet

  • CISA assesses this as automatable — exploitation doesn’t require manual, per-target effort, which raises the odds of mass scanning and opportunistic attacks.
  • CISA’s own triage has not observed active exploitation or public proof-of-concept code for this CVE as of its last assessment.

Exploitation and automatability from CISA’s SSVC triage for GHSA-3jmg-p96m-m328.

EPSS Exploitation Probability

via FIRST.org ↗
0.4%probability of exploitation in next 30 days
Lower Risk0.00%
Lower risk than most CVEs36th percentile — riskier than 36% of all scored CVEsHighest risk
0.00%0.32%0.63%0.95%0.3%0.4%0.4%Aug 26Sep 26Oct 26

Probability of exploitation in the next 30 days, from FIRST.org EPSS.

Real-World Exposure

2 pkgs affected
🐹github.com/gtsteffaniak/filebrowser/backend🐹github.com/gtsteffaniak/filebrowser

Real-time download stats are indexed for npm and PyPI packages. This vulnerability affects Go packages — download data is not available via public APIs for these ecosystems.

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

2 total 2 fixed
EcosystemPackageVulnerable rangeFix
🐹Gogithub.com/gtsteffaniak/filebrowser/backendall versions0.0.0-20260514154726-1802e1281135go get github.com/gtsteffaniak/filebrowser/backend@v0.0.0-20260514154726-1802e1281135
🐹Gogithub.com/gtsteffaniak/filebrowserall versions1.2.1-stable.0.20260514154726-1802e1281135go get github.com/gtsteffaniak/filebrowser@v1.2.1-stable.0.20260514154726-1802e1281135

Detection & mitigation playbook

Open-source dependency
  1. Detect

    Scan your dependency tree (package-lock.json, pnpm-lock.yaml, requirements.txt, go.sum, etc.) for github.com/gtsteffaniak/filebrowser/backend, including transitive dependencies — a direct dependency you never call can still pull in a vulnerable version.

  2. Fix

    Update github.com/gtsteffaniak/filebrowser/backend to 0.0.0-20260514154726-1802e1281135 or later, then make sure no transitive (indirect) dependency still pins the vulnerable range — O3 confirms GHSA-3jmg-p96m-m328 is resolved across your whole dependency graph.

  3. Workarounds

    Assume what was exposed is already known: rotate any credential, token or key that the affected component could return, restrict the endpoint to callers that genuinely need it, and strip sensitive fields from responses and error output at the boundary rather than relying on the client not to read them.

Frequently Asked Questions

### Impact Some sensitive info -- such as source and path can get exposed. ### Patches Update to the latest version ### Workarounds no
O3 Security · Impact-Aware SCA

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GHSA-3jmg-p96m-m328: Fix Available | O3 Security