{"id":"CVE-2025-15647","title":"CDT before 1.4.5 contains an out-of-bounds read vulnerability in the opposedVertexInd() function when constraint edge intersections are computed in floating point and round outside adjacent triangles","summary":"CDT before 1.4.5 contains an out-of-bounds read vulnerability in the opposedVertexInd() function when constraint edge intersections are computed in floating point and round outside adjacent triangles. Attackers can supply nearly-degenera…","severity":"medium","cvss":5.5,"cvssVector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H","cwe":["CWE-125"],"vendor":"artem-ogre","product":"CDT","affected":["CDT < 1.4.5"],"published":"2026-09-05","updated":"2026-09-08","sourceUpdated":"2026-09-08T14:17:19.570","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2025-15647","references":[{"url":"https://github.com/artem-ogre/CDT","label":"disclosure@vulncheck.com"},{"url":"https://github.com/artem-ogre/CDT/blob/1.4.4/CDT/include/CDTUtils.hpp#L175","label":"disclosure@vulncheck.com"},{"url":"https://github.com/artem-ogre/CDT/commit/bf0d11ebfe3da0da72aed91816f665aef1b447cc","label":"disclosure@vulncheck.com"},{"url":"https://github.com/artem-ogre/CDT/issues/212","label":"disclosure@vulncheck.com"},{"url":"https://github.com/artem-ogre/CDT/releases/tag/1.4.5","label":"disclosure@vulncheck.com"},{"url":"https://www.vulncheck.com/advisories/cdt-before-1.4.5-out-of-bounds-read-via-opposedvertexind","label":"disclosure@vulncheck.com"},{"url":"https://github.com/artem-ogre/CDT/issues/212","label":"134c704f-9b21-4f2e-91b3-4a467353bcc0"}],"tags":["nvd","cve.org","exploit-available"],"exploitAvailable":true,"ssvc":{"exploitation":"poc","automatable":"no","technicalImpact":"partial","timestamp":"2026-09-08T13:14:26.820448Z"},"epss":0.00121,"epssPercentile":0.02191,"ingestedAt":"2026-09-06T07:51:56.782Z","slug":"CVE-2025-15647","body":"## Overview\n\nCDT before 1.4.5 contains an out-of-bounds read vulnerability in the opposedVertexInd() function when constraint edge intersections are computed in floating point and round outside adjacent triangles. Attackers can supply nearly-degenerate constraint edges through geometry data to trigger an out-of-bounds array access that crashes the calling process.\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"twilight","depthScore":42,"depthScoreParts":{"impact":30.3,"likelihood":0,"exploitation":12,"ransomware":0},"changes":[{"seq":4885,"id":"CVE-2025-15647","ts":1788887214629,"field":"exploit_available","old":"false","new":"true"},{"seq":3768,"id":"CVE-2025-15647","ts":1788886332100,"field":"exploit_available","old":"true","new":"false"},{"seq":2613,"id":"CVE-2025-15647","ts":1788883012439,"field":"exploit_available","old":"false","new":"true"},{"seq":1642,"id":"CVE-2025-15647","ts":1788882414284,"field":"exploit_available","old":"true","new":"false"},{"seq":275,"id":"CVE-2025-15647","ts":1788881646062,"field":"exploit_available","old":"false","new":"true"}]}