CVE-2007-6398

critical

Description

Flat PHP Board 1.2 and earlier allows remote attackers to bypass authentication and obtain limited access to an arbitrary user account via the fpb_username cookie.

References

https://www.exploit-db.com/exploits/4705

http://www.securityfocus.com/bid/26782

http://www.securityfocus.com/archive/1/484803/100/100/threaded

http://osvdb.org/43678

Details

Source: Mitre, NVD

Published: 2007-12-17

Updated: 2026-06-16

Risk Information

CVSS v2

Base Score: 5

Vector: CVSS2#AV:N/AC:L/Au:N/C:N/I:P/A:N

Severity: Medium

CVSS v3

Base Score: 9.8

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Severity: Critical

EPSS

EPSS: 0.03245