CVE-2026-30933CWE-200CWE-306CWE-602

FileBrowser Quantum Incomplete Remediation of CVE-2026-27611: Password-Protected Share Bypass via /public/api/share/info

High · published March 10, 2026

CVSS v3.1
7.5
EPSS
1%
Percentile
44.9
In the wild
Unconfirmed
What it is

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.

The record
Technical detail
CVSS v3.1
7.5 · HIGH
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
CVSS v4.0
Not supplied
EPSS
0.00544 · 44.9th percentile
Weaknesses
CWE-200 · Exposure of Sensitive Information to an Unauthorized Actor; CWE-306 · Missing Authentication for Critical Function; CWE-602 · Client-Side Enforcement of Server-Side Security
Published
2026-03-10T16:10Z
EPSS history
Timeline
  • 10 MAR 16:10Z
    FileBrowser Quantum Incomplete Remediation of CVE-2026-27611: Password-Protected Share Bypass via /public/api/share/info
    cvelistv5