{"action":"No fix published. Pin and monitor.","affected":[{"introduced":"0"}],"component":"stunnel4","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:12","exploited":false,"fixed_versions":[],"id":"tcs_01M5NTXDFA2QN9090DMN1JT0SA","modified_at":"2026-10-05T01:00:08.022505668Z","published_at":"2026-08-04T14:16:32.557Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2026-70367","https://security-tracker.debian.org/tracker/CVE-2026-70367"],"severity":{"label":"medium","score":5.4},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2026-70367#Debian:12/stunnel4","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2026-70367"}],"summary":"A Server-Side Request Forgery (SSRF) bypass vulnerability exists in “stunnel” 5.79 and lower when configured in SOCKS proxy mode. This flaw allows a client to bypass intended localhost restrictions by"}