{"action":"Upgrade pgbouncer to 1.16.1-1 or later.","affected":[{"fixed":"1.16.1-1","introduced":"0"}],"component":"pgbouncer","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:13","exploited":false,"fixed_versions":["1.16.1-1"],"id":"tcs_01M5NFY1TMPPERA9M0FBSY60J4","modified_at":"2026-10-23T18:03:32.352978482Z","published_at":"2021-11-22T16:15:07.440Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2021-3935","https://security-tracker.debian.org/tracker/CVE-2021-3935"],"severity":{"label":"high","score":8.1},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2021-3935#Debian:13/pgbouncer","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2021-3935"}],"summary":"When PgBouncer is configured to use \"cert\" authentication, a man-in-the-middle attacker can inject arbitrary SQL queries when a connection is first established, despite the use of TLS certificate veri"}