{"action":"Upgrade nbdkit to 1.26.5-1 or later.","affected":[{"fixed":"1.26.5-1","introduced":"0"}],"component":"nbdkit","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:13","exploited":false,"fixed_versions":["1.26.5-1"],"id":"tcs_01M5NFV237ESGKK98B5H1DBF05","modified_at":"2026-10-23T18:03:30.460984902Z","published_at":"2022-03-02T23:15:09.013Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2021-3716","https://security-tracker.debian.org/tracker/CVE-2021-3716"],"severity":{"label":"low","score":3.1},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2021-3716#Debian:13/nbdkit","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2021-3716"}],"summary":"A flaw was found in nbdkit due to to improperly caching plaintext state across the STARTTLS encryption boundary. A MitM attacker could use this flaw to inject a plaintext NBD_OPT_STRUCTURED_REPLY befo"}