{"identifier":"CVE-2026-102486","cve":{"id":"CVE-2026-102486","description":"Out-of-bounds read in NTS extension field parsing in NTPsec ntpd 1.1.4 through 1.2.5 allows a remote attacker to crash the daemon via an NTS Authenticator and Encrypted Extension Fields (AEEF) field with an oversized nonce length.","published":"2026-10-21T16:17:14.313000+00:00","modified":"2026-10-29T21:17:08.210000+00:00","status":"Awaiting Analysis","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","cvss_version":"3.1","affected":[],"weaknesses":["CWE-125"],"references":[{"url":"https://gitlab.com/NTPsec/ntpsec/-/commit/7cc079387","source":"cve@gitlab.com"},{"url":"https://gitlab.com/NTPsec/ntpsec/-/work_items/891","source":"cve@gitlab.com"},{"url":"https://gitlab.com/NTPsec/ntpsec/-/work_items/895","source":"cve@gitlab.com"}],"kev":null,"kev_checked":true,"metrics":{"cvssMetricV31":[{"source":"cve@gitlab.com","type":"Secondary","cvssData":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","baseScore":7.5,"baseSeverity":"HIGH","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"NONE","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"NONE","integrityImpact":"NONE","availabilityImpact":"HIGH"},"exploitabilityScore":3.9,"impactScore":3.6}],"ssvcV203":[{"source":"134c704f-9b21-4f2e-91b3-4a467353bcc0","ssvcData":{"timestamp":"2026-10-29T18:34:57.116352Z","id":"CVE-2026-102486","options":[{"exploitation":"none"},{"automatable":"yes"},{"technicalImpact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}]},"configurations":[],"source":"nvd","retrieved_at":"2026-10-29T23:58:56.095394+00:00","exploited":false,"kev_stale":false,"products":[],"priority":{"label":"Assess exposure and vendor guidance","reasons":["No higher-priority signal is available in the current stored evidence."]},"epss":{"probability":0.00548,"percentile":0.45844,"date":"2026-10-29","stale":false},"version_assessment":null},"news":[],"campaigns":[],"domains":[{"domain":"gitlab.com","source_url":"https://gitlab.com/NTPsec/ntpsec/-/commit/7cc079387","investigate_url":"https://investigate.aeglixmind.com/#gitlab.com"}],"arsenal_url":"https://arsenal.aeglixmind.com/?cve=CVE-2026-102486","catalog_url":"https://cves.aeglixmind.com/cve/CVE-2026-102486","research_url":"https://investigate.aeglixmind.com/research/cve/CVE-2026-102486","coverage":{"news_candidates_checked":0,"campaign_candidates_checked":0,"bounded":false,"notice":"Exact CVE mentions in stored public excerpts and reviewed campaign content only. A mention is not proof of exploitation, attribution or tool suitability. Missing matches do not establish absence."}}