{"id":"CVE-2026-111128","title":"Assimp through 6.0.5 contains a NULL pointer dereference vulnerability in the Ogre3D importer that allows attackers to crash applications via unvalidated bone indices in OgreStructs.cpp","summary":"Assimp through 6.0.5 contains a NULL pointer dereference vulnerability in the Ogre3D importer that allows attackers to crash applications via unvalidated bone indices in OgreStructs.cpp. Attackers can supply a crafted .mesh and .skeleton…","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-476"],"vendor":"assimp","product":"assimp","affected":["assimp <= 6.0.5"],"published":"2026-10-15","updated":"2026-10-15","sourceUpdated":"2026-10-15T19:17:26.213","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-111128","references":[{"url":"https://github.com/assimp/assimp","label":"disclosure@vulncheck.com"},{"url":"https://github.com/assimp/assimp/blob/392a658f9c271be965271f45e7521a1b80ea4392/code/AssetLib/Ogre/OgreStructs.cpp#L621-L634","label":"disclosure@vulncheck.com"},{"url":"https://github.com/assimp/assimp/blob/392a658f9c271be965271f45e7521a1b80ea4392/code/AssetLib/Ogre/OgreStructs.cpp#L914-L921","label":"disclosure@vulncheck.com"},{"url":"https://hackmd.io/@haind-pwn/assimp-ogre-mesh-bone-submesh-null-deref","label":"disclosure@vulncheck.com"},{"url":"https://www.vulncheck.com/advisories/assimp-through-6.0.5-null-pointer-dereference-via-ogre-importer-bone-assignment","label":"disclosure@vulncheck.com"}],"tags":["nvd","cve.org","exploit-available"],"ingestedAt":"2026-10-15T19:25:46.407Z","exploitAvailable":true,"ssvc":{"exploitation":"poc","automatable":"no","technicalImpact":"partial","timestamp":"2026-10-15T19:45:28.056543Z"},"slug":"CVE-2026-111128","body":"## Overview\n\nAssimp through 6.0.5 contains a NULL pointer dereference vulnerability in the Ogre3D importer that allows attackers to crash applications via unvalidated bone indices in OgreStructs.cpp. Attackers can supply a crafted .mesh and .skeleton file referencing a missing bone, causing BoneById() to return null and crash the host 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":222722,"id":"CVE-2026-111128","ts":1792097063322,"field":"exploit_available","old":"false","new":"true"}]}