CVE-2026-30933

Summary

FileBrowser Quantum is a free, self-hosted, web-based file manager. Prior to 1.3.1-beta and 1.2.2-stable, the remediation for CVE-2026-27611 is incomplete. Password protected shares still disclose tokenized downloadURL via /public/api/share/info. This vulnerability is fixed in 1.3.1-beta and 1.2.2-stable.

Affected Software

VendorProductVersion RangeStatus
gtsteffaniakfilebrowser>= 1.3.0-beta, < 1.3.1-betaaffected
gtsteffaniakfilebrowser>= 1.2.6-beta, < 1.2.2-stableaffected
gtsteffaniakfilebrowser= 1.1.3-stableaffected

Weaknesses

  • CWE-200: CWE-200: Exposure of Sensitive Information to an Unauthorized Actor
  • CWE-306: CWE-306: Missing Authentication for Critical Function
  • CWE-602: CWE-602: Client-Side Enforcement of Server-Side Security

ADP Enrichment

CISA ADP Vulnrichment

  • SSVC:
  • Exploitation: poc
    • Automatable: yes
    • Technical Impact: partial

References