CVE-2026-112019CWE-125

CVE-2026-112019

Medium · published October 18, 2026

CVSS v3.1
6.1
EPSS
0%
Percentile
1.7
In the wild
Unconfirmed
What it is

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.

The record
Technical detail
CVSS v3.1
6.1 · MEDIUM
Vector
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:H
CVSS v4.0
6.9 · 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
EPSS
0.00120 · 1.7th percentile
Weakness
CWE-125 · Out-of-bounds Read
Published
2026-10-18T16:17Z
References (6)
https://github.com/jkuhlmann/cgltf · [email protected]https://github.com/jkuhlmann/cgltf/blob/360db1a95480fe102ae9c69b27c5d101167ff5ba/cgltf.h#L1612-L1619 · [email protected]https://github.com/jkuhlmann/cgltf/blob/360db1a95480fe102ae9c69b27c5d101167ff5ba/cgltf.h#L2436-L2441 · [email protected]https://hackmd.io/@haindpwn/cgltf-accessor-unpack-floats-sparse-oob · [email protected]https://www.vulncheck.com/advisories/cgltf-through-1.15-heap-out-of-bounds-read-via-cgltf-accessor-unpack-floats · [email protected]https://hackmd.io/@haindpwn/cgltf-accessor-unpack-floats-sparse-oob · 134c704f-9b21-4f2e-91b3-4a467353bcc0
EPSS history
Timeline
  • 20 OCT 03:29Z
    EPSS moved — → 0%
    epss
  • 18 OCT 11:38Z
    cgltf through 1.15 Heap Out-of-Bounds Read via cgltf_accessor_unpack_floats()
    cvelistv5
  • 18 OCT 11:38Z
    cgltf through 1.15 Heap Out-of-Bounds Read via cgltf_accessor_unpack_floats()
    cvelistv5