CVE-2026-82236

File Browser versions from 2.63.6 through 2.63.23 fail to clean up public share links when a privileged user deletes another user's shared file. Attackers can access the surviving share link to retrieve new unrelated content uploaded to the same path without authentication.

CVSS 4.0

2.3CVSS:4.0/AV:N/AC:H/AT:P/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N

CVSS 3.1

3.1CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:N/A:N

EPSS

0.4% chance of exploitation in the next 30 days; higher than 28% of CVEs (scores of 2026-10-25)

CWE

CWE-459

Published

2026-08-28

Modified

2026-09-30

Record from

the NVD, synced 2026-10-19

References

• https://github.com/filebrowser/filebrowser/commit/0231b7eb
• https://github.com/filebrowser/filebrowser/security/advisories/GHSA-r6pg-pg54-rcr5
• https://www.vulncheck.com/advisories/file-browser-2.63.6-through-2.63.23-share-link-exposure-via-file-deletion
• https://github.com/filebrowser/filebrowser/security/advisories/GHSA-r6pg-pg54-rcr5

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