{"action":"Upgrade pdns-recursor to 5.2.11-0+deb13u1 or later.","affected":[{"fixed":"5.2.11-0+deb13u1","introduced":"0"}],"component":"pdns-recursor","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:13","exploited":false,"fixed_versions":["5.2.11-0+deb13u1"],"id":"tcs_01M5NSQY38GSW70S3Z7C65SEEK","modified_at":"2026-10-26T12:02:22.480821923Z","published_at":"2026-06-25T14:16:45.450Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2026-52690","https://security-tracker.debian.org/tracker/CVE-2026-52690"],"severity":{"label":"medium","score":5.9},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2026-52690#Debian:13/pdns-recursor","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2026-52690"}],"summary":"Spoofing replies to Recursor might mark an IP of an authoritative server as not supporting EDNS, causing valdiation of DNSSEC records served by that server to fail."}