PSIRT Advisories

Session ID does not expire after logout in FortiDeceptor


An insufficient session expiration vulnerability in FortiDeceptor may allow an attacker to reuse the unexpired admin user session IDs to gain admin privileges, should the attacker be able to obtain that session ID via other, hypothetical attacks.

Affected Products

FortiDeceptor version 3.0.0 and below.


Please upgrade to FortiDeceptor version 3.1.0 or above.


Fortinet is pleased to thank Danilo Costa from PBI for reporting this vulnerability under responsible disclosure.