16 Jun, 2026

phpBB forum fixes auth bypass bug lurking for a decade

A 10-year-old authentication bypass vulnerability discovered in the phpBB forum software allows an attacker to log in as any user, including administrators. The flaw does not have an identifier and is trivial to exploit with a single HTTP request. It impacts phpBB versions 4.0.0-a2 or 3.3.16 and below. Researchers at application security company Aikido found […]

2 mins read