CVE-2026-123962

HIGH CVSS 3.1: 8.4 EPSS 0.19%
Updated Nov 15, 2026
Debian
Parameter Value
CVSS 8.4 (HIGH)
Affected Versions before 26.15
Fixed In 26.15
Type CWE-61 (UNIX Symlink Following)
Vendor Debian
Public PoC No

In FreedomBox before 26.15, unprivileged user accounts can read/write files for which they lack permissions by setting the authorized_keys file to be a symlink. NOTE: FreedomBox is a Debian Pure Blend, which means that it distributes its software through Debian repositories.

Attack Parameters

Attack Vector
Local
Requires local access
Attack Complexity
Low
Easy to exploit
Privileges Required
None
No privileges needed
User Interaction
None
No user interaction needed

Impact Assessment

Confidentiality
High
Complete data leak
Integrity
High
Complete data modification
Availability
High
Complete denial of service

CVSS Vector v3.1

Vulnerable Products 1

Configuration From (including) Up to (excluding)
Debian Freedombox
cpe:2.3:a:debian:freedombox:*:*:*:*:*:*:*:*
— 26.15