curl: curl/libcurl 8.20.0 NOPROXY bypass via uppercase-hex IPv4 aliases leaks off-proxy Basic credentials to the configured proxy

Summary: curl/libcurl 8.20.0 fails to enforce CURLOPTNOPROXY, --noproxy, and NOPROXY consistently for uppercase-hex IPv4 aliases such as 0X7f.1 on glibc-based systems that accept these legacy numeric IPv4 forms. When a canonical IP literal is excluded from proxying, curl sends the canonical form...

PT-2026-42431

Name of the Vulnerable Software and Affected Versions Netatalk versions 2.0.0 through 4.4.2 Description An incorrect calculation in the hextoint macro occurs due to improper handling of uppercase characters. This allows a remote authenticated attacker to cause limited data modification by providi...