{"action":"Upgrade nginx to 1.26.3-3+deb13u2 or later.","affected":[{"fixed":"1.26.3-3+deb13u2","introduced":"0"}],"component":"nginx","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:13","exploited":false,"fixed_versions":["1.26.3-3+deb13u2"],"id":"tcs_01M5NQQBN58REP4BRZ4EAKJDST","modified_at":"2026-10-01T03:02:27.240761644Z","published_at":"2026-02-04T15:16:14.190Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2026-1642","https://security-tracker.debian.org/tracker/CVE-2026-1642"],"severity":{"label":"unknown"},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2026-1642#Debian:13/nginx","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2026-1642"}],"summary":"A vulnerability exists in NGINX OSS and NGINX Plus when configured to proxy to upstream Transport Layer Security (TLS) servers. An attacker with a man-in-the-middle (MITM) position on the upstream ser"}