[SECURITY] [DSA 6496-2] nginx regression update

------------------------------------------------------------------------- Debian Security Advisory DSA-6496-2 [email protected] https://www.debian.org/security/ Aron Xu September 16, 2026 https://www.debian.org/security/faq -...

Nginx 1.25.5 Host Header Validation Vulnerability

Nginx versions 1.25.5 and below appear to have a host header filtering validation bug that could possibly be used for malice. Nginx = 1.25.5 $host variable validation bug Intro: In the "Host" header sent to Nginx web server you can't just insert a dot or something like that, because a filtering...