CVE-1999-1481

Squid 2.2.STABLE5 and below, when using external authentication, allows attackers to bypass access controls via a newline in the user/password pair...

CVE-1999-0428

OpenSSL and SSLeay allow remote attackers to reuse SSL sessions and bypass access controls...

CVE-1999-1466

Vulnerability in Cisco routers versions 8.2 through 9.1 allows remote attackers to bypass access control lists when extended IP access lists are used on certain interfaces, the IP route cache is enabled, and the access list uses the "established" keyword...

CVE-2026-48489: Security Firewall Bypass via failure_forward Subrequest: Unauthenticated Access to access_control-Protected GET Routes

More info at https://symfony.com/cve-2026-48489...