{"id":"CVE-2026-76163","aliases":[],"url":"https://o3.security/vulnerability/CVE-2026-76163","summary":"If BIND is loaded with a \"`named.conf`\" file that contains no global \"`options`\" block, an attacker can send a query of QTYPE TKEY which may cause an assertion failure and subsequent…","details":"If BIND is loaded with a \"`named.conf`\" file that contains no global \"`options`\" block, an attacker can send a query of QTYPE TKEY which may cause an assertion failure and subsequent unexpected program exit.\nThis issue affects BIND 9 versions 9.20.0 through 9.20.27, 9.21.0 through 9.21.25, and 9.20.9-S1 through 9.20.27-S1.","published":"2026-09-16T15:17:43.847","modified":"2026-09-17T18:17:08.720","cvss":{"score":7.5,"severity":"HIGH","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"},"epss":{"score":0.0048,"percentile":0.40382,"asOf":"2026-09-17"},"cisaKev":null,"exploitsKnown":0,"affectedPackages":[],"fix":null,"references":[{"type":"WEB","url":"https://downloads.isc.org/isc/bind9/9.20.29"},{"type":"WEB","url":"https://downloads.isc.org/isc/bind9/9.21.26"},{"type":"WEB","url":"https://kb.isc.org/docs/cve-2026-76163"}],"provenance":{"sources":["OSV.dev","NVD","FIRST.org (EPSS)"],"lastVerified":"2026-09-17T18:17:08.720"}}