CVE-2026-61874

filebrowser before 2.63.17 Stale Public Share via Trailing-Slash Delete

LOW
3.1
CVSS Score
Published: July 12, 2026 at 12:06 PM UTC
Updated: July 13, 2026 at 08:17 PM UTC
1 product affected across 1 vendorFilebrowser

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Severity
LOW3.1
Exploit prediction
EPSS 0.3%
SSVC
PoC

Description

filebrowser versions before 2.63.17 fail to normalize paths before querying the share index in DeleteWithPathPrefix, allowing authenticated users to leave stale public shares behind. Attackers can delete a shared directory using a trailing-slash path, then recreate the same directory to expose new contents through the dormant public share URL.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

v < 2.63.17
Vendor states this is fixed in 2.63.17 (unaffected)

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

SSVC — Action Prioritization

SSVCPoCNot automatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

3.1LOWVulnCheck
Attack Vector
NETWORK
Complexity
HIGH
Privileges
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
LOW
Integrity
NONE
Availability
NONE
Vector?

Quick Info

StatusDEFERRED
CWE
CWE-863

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