Hono IPv4 address validation bypass in IP Restriction Middleware allows IP spoofing

Summary IP Restriction Middleware in Hono is vulnerable to an IP address validation bypass. The IPV4REGEX pattern and convertIPv4ToBinary function in src/utils/ipaddr.ts do not properly validate that IPv4 octet values are within the valid range of 0-255, allowing attackers to craft malformed IP...

PT-2026-1292

Name of the Vulnerable Software and Affected Versions Mega-Fence versions 25.1.914 and prior Description The software does not validate a trusted proxy chain when using the X-Forwarded-For XFF header to determine the client IP address. An attacker can manipulate the XFF header to spoof the client...

CVE-2025-51663

A vulnerability exists in the IPRateLimit implementation of FileCodeBox versions up to 2.2 . Remote attackers can bypass IP-based rate limit protections and failed attempt restrictions by faking X-Real-IP and X-Forwarded-For HTTP headers. This flaw allows attackers to perform Denial-of-Service (D...