{"action":"Upgrade exim to 4.97.1-r0 or later.","affected":[{"fixed":"4.97.1-r0","introduced":"0"}],"component":"exim","cve_ids":[],"ecosystem":"Alpine","ecosystem_qualifier":"Alpine:v3.23","exploited":false,"fixed_versions":["4.97.1-r0"],"id":"tcs_01M6GCQF47167C3FZ20CYFA4JK","modified_at":"2026-11-03T06:31:02.066939783Z","published_at":"2023-12-24T06:15:07.673Z","references":["https://osv.dev/vulnerability/ALPINE-CVE-2023-51766","https://security.alpinelinux.org/vuln/CVE-2023-51766"],"severity":{"label":"medium","score":5.3},"sources":[{"source":"osv","source_id":"ALPINE-CVE-2023-51766#Alpine:v3.23/exim","url":"https://osv.dev/vulnerability/ALPINE-CVE-2023-51766"}],"summary":"Exim before 4.97.1 allows SMTP smuggling in certain PIPELINING/CHUNKING configurations. Remote attackers can use a published exploitation technique to inject e-mail messages with a spoofed MAIL FROM a"}