{"action":"Upgrade dovecot to 1:2.4.1+dfsg1-6+deb13u7 or later.","affected":[{"fixed":"1:2.4.1+dfsg1-6+deb13u7","introduced":"0"}],"component":"dovecot","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:13","exploited":false,"fixed_versions":["1:2.4.1+dfsg1-6+deb13u7"],"id":"tcs_01M5NRX1JFR90RQBZK2PBKM2Y7","modified_at":"2026-10-31T16:04:23.728879321Z","published_at":"2026-08-28T12:16:28.113Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2026-40013","https://security-tracker.debian.org/tracker/CVE-2026-40013"],"severity":{"label":"medium","score":4.3},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2026-40013#Debian:13/dovecot","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2026-40013"}],"summary":"An attacker that has valid credentials can submit a Sieve script containing an extreme numeric literal, which causes an out-of-bounds write when the ManageSieve service compiles the script. This cause"}