{"id":"CVE-2026-112019","aliases":["EUVD-2026-103472","GHSA-wfq9-23x4-jh5f"],"status":"published","title":"cgltf through 1.15 Heap Out-of-Bounds Read via cgltf_accessor_unpack_floats()","description":"cgltf through 1.15 contains a heap out-of-bounds read vulnerability in cgltf_accessor_unpack_floats() that advances the sparse values cursor by the base bufferView byteStride. Attackers can supply a crafted glTF or GLB file that passes cgltf_validate() to read adjacent heap memory into vertex data or crash applications.","severity":{"version":"4.0","score":6.9,"vector":"CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:P/VC:L/VI:N/VA:H/SC:N/SI:N/SA:N","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-09","score":0.00187,"percentile":0.08366,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-125"],"published":"2026-10-18T11:38:39Z","modified":"2026-10-28T02:30:47Z","products":[{"vendor":"jkuhlmann","product":"cgltf"}],"references":[{"url":"https://hackmd.io/@haindpwn/cgltf-accessor-unpack-floats-sparse-oob","tags":["technical-description","exploit","article"]},{"url":"https://github.com/jkuhlmann/cgltf/blob/360db1a95480fe102ae9c69b27c5d101167ff5ba/cgltf.h#L2436-L2441","tags":["technical-description","article"]},{"url":"https://github.com/jkuhlmann/cgltf/blob/360db1a95480fe102ae9c69b27c5d101167ff5ba/cgltf.h#L1612-L1619","tags":["technical-description","article"]},{"url":"https://github.com/jkuhlmann/cgltf","tags":["product","package"]},{"url":"https://www.vulncheck.com/advisories/cgltf-through-1.15-heap-out-of-bounds-read-via-cgltf-accessor-unpack-floats","tags":["third-party-advisory","advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-112019","tags":["advisory"]},{"url":"https://github.com/advisories/GHSA-wfq9-23x4-jh5f"},{"url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/112xxx/CVE-2026-112019.json","tags":["advisory"]}],"sources":{"cve":[{"id":"CVE-2026-112019","title":"cgltf through 1.15 Heap Out-of-Bounds Read via cgltf_accessor_unpack_floats()","description":"cgltf through 1.15 contains a heap out-of-bounds read vulnerability in cgltf_accessor_unpack_floats() that advances the sparse values cursor by the base bufferView byteStride. Attackers can supply a crafted glTF or GLB file that passes cgltf_validate() to read adjacent heap memory into vertex data or crash applications.","status":"published","published":"2026-10-18T11:38:39.224Z","modified":"2026-10-20T17:42:50.088Z","cvss":[{"version":"4.0","score":6.9,"vector":"CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:P/VC:L/VI:N/VA:H/SC:N/SI:N/SA:N","level":"medium","assessor":"cna"},{"version":"3.1","score":6.1,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:H","level":"medium","assessor":"cna"}],"cwes":["CWE-125"],"updated_at":"2026-11-02T13:44:40.64332Z"}],"euvd":[{"id":"EUVD-2026-103472","description":"cgltf through 1.15 contains a heap out-of-bounds read vulnerability in cgltf_accessor_unpack_floats() that advances the sparse values cursor by the base bufferView byteStride. Attackers can supply a crafted glTF or GLB file that passes cgltf_validate() to read adjacent heap memory into vertex data or crash applications.","status":"published","published":"2026-10-18T11:38:39Z","modified":"2026-10-20T17:42:50Z","cvss":[{"version":"4.0","score":6.9,"vector":"CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:P/VC:L/VI:N/VA:H/SC:N/SI:N/SA:N","level":"medium"}],"updated_at":"2026-11-02T16:59:43.600473Z"}],"ghsa":[{"id":"GHSA-wfq9-23x4-jh5f","title":"cgltf through 1.15 contains a heap out-of-bounds read vulnerability in...","description":"cgltf through 1.15 contains a heap out-of-bounds read vulnerability in cgltf_accessor_unpack_floats() that advances the sparse values cursor by the base bufferView byteStride. Attackers can supply a crafted glTF or GLB file that passes cgltf_validate() to read adjacent heap memory into vertex data or crash applications.","status":"published","published":"2026-10-18T12:30:28Z","modified":"2026-10-18T12:30:35Z","cvss":[{"version":"4.0","score":6.9,"vector":"CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:P/VC:L/VI:N/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X","level":"medium"},{"version":"3.1","score":6.1,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:H","level":"medium"}],"cwes":["CWE-125"],"updated_at":"2026-11-02T15:13:54.281657Z"}],"nvd":[{"id":"CVE-2026-112019","description":"cgltf through 1.15 contains a heap out-of-bounds read vulnerability in cgltf_accessor_unpack_floats() that advances the sparse values cursor by the base bufferView byteStride. Attackers can supply a crafted glTF or GLB file that passes cgltf_validate() to read adjacent heap memory into vertex data or crash applications.","status":"published","published":"2026-10-18T12:17:14.91Z","modified":"2026-10-20T18:17:18.21Z","cvss":[{"version":"4.0","score":6.9,"vector":"CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:P/VC:L/VI:N/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X","level":"medium","assessor":"secondary"},{"version":"3.1","score":6.1,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:H","level":"medium","assessor":"secondary"}],"cwes":["CWE-125"],"updated_at":"2026-11-02T14:13:00.123071Z"}],"osv":[{"id":"CVE-2026-112019","title":"cgltf through 1.15 Heap Out-of-Bounds Read via cgltf_accessor_unpack_floats()","description":"cgltf through 1.15 contains a heap out-of-bounds read vulnerability in cgltf_accessor_unpack_floats() that advances the sparse values cursor by the base bufferView byteStride. Attackers can supply a crafted glTF or GLB file that passes cgltf_validate() to read adjacent heap memory into vertex data or crash applications.","status":"published","published":"2026-10-18T11:38:39.224Z","modified":"2026-10-28T02:30:47.65768872Z","cvss":[{"version":"4.0","score":6.9,"vector":"CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:P/VC:L/VI:N/VA:H/SC:N/SI:N/SA:N","level":"medium"}],"cwes":["CWE-125"],"updated_at":"2026-11-02T15:44:55.938017Z"}]}}