NGINX Module Version Mismatch: When APT Lets It Through

by Danila Vershinin, October 1, 2026

An NGINX module built for 1.29.8 will not load into 1.31.5, and NGINX says so. The question is whether your package manager knew first. We reproduced a stale nginx-abi label letting APT install a mismatched pair, wedging dpkg and arming the next restart as an outage.