#VU123612 Information disclosure in Firefly III
Published: March 6, 2026
Vulnerability identifier: #VU123612
Vulnerability risk: Medium
CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: N/A
CWE-ID: CWE-200
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerable software:
Firefly III
Firefly III
Software vendor:
James Cole
James Cole
Description
The vulnerability allows a remote attacker to gain access to potentially sensitive information.
The vulnerability exists due to the IDOR issue in the User management API endpoints. A remote user can gain unauthorized access to sensitive information on the system.
Remediation
Install updates from vendor's website.