CVE-2026-116682 FileBrowser Quantum - Path Traversal

FileBrowser Quantum < 1.5.2-stable and < 2.0.1-beta contains a path traversal caused by improper symbolic link resolution in file read handling, letting authenticated users or public share holders read files outside their authorized scope, exploit requires download access or public share link.

CVSS base score 8.6 /10
High
CISA KEV
Not listed
Public exploit
None known
Authentication
Not required
EPSS
0.54% chance of exploitation in 30 days
View the NVD record ↗

Details

Type
Path Traversal
Impact
File System Read, Information Disclosure
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:N/A:N
Published
27 October 2026
Updated
29 October 2026
Weakness
CWE-22

Vendor fix

Update to versions 1.5.2-stable or 2.0.1-beta or later.

Patching closes this CVE. It does not tell you which of your systems run the affected version, or what else is exposed alongside them.

References

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