CVE-2026-30934
unknown
CVSS v3
โ
CVSS v4 NEW
โ
VIR risk
โ
Description
FileBrowser Quantum: Stored XSS in public share page via unsanitized share metadata (text/template misuse) in github.com/gtsteffaniak/filebrowser
Predictions
Exploit likelihood
30%
Patch ETA
โ
Heuristic predictions, AS-IS, for prioritization only.
Mitigations
No mitigations published for this CVE yet.
The vendor-content worker queues fetches as references arrive (check back in a few minutes). Or โ if you've already worked around this in production โ publish your fix to the community-verified tier.
โ Propose a mitigation on Community โ Mitigations published via the community go through AI scoring + 2 human reviewers + 7-day silent objection window before landing here withsource_tier=community-verified.
Package impact
| Ecosystem | Package | Vulnerable | Fixed |
|---|---|---|---|
| Go | github.com/gtsteffaniak/filebrowser | <0.0.0-20260307130210-09713b32a5f6 | 0.0.0-20260307130210-09713b32a5f6 |
References
- https://github.com/gtsteffaniak/filebrowser/security/advisories/GHSA-r633-fcgp-m532
- https://nvd.nist.gov/vuln/detail/CVE-2026-30934
- https://github.com/gtsteffaniak/filebrowser
- https://github.com/gtsteffaniak/filebrowser/releases/tag/v1.2.2-stable
- https://github.com/gtsteffaniak/filebrowser/releases/tag/v1.3.1-beta
- https://pkg.go.dev/vuln/GO-2026-4660
Community-verified mitigations for this CVE will appear above when contributors publish them.
Verify integrity in audit chain (admin only). AS-IS.