CVE-2026-32845

cgltf version 1.15 and prior contain an integer overflow vulnerability in the cgltf_validate() function when validating sparse accessors that allows attackers to trigger out-of-bounds reads by supplying crafted glTF/GLB input files with attacker-controlled size values. Attackers can exploit unchecked arithmetic operations in sparse accessor validation to cause heap buffer over-reads in cgltf_calc_index_bound(), resulting in denial of service crashes and potential memory disclosure.

The following products are affected by CVE-2026-32845 vulnerability.

Here, you will find a curated list of external links that provide in-depth information to CVE-2026-32845.

URL	Resource
https://github.com/jkuhlmann/cgltf/issues/287
https://www.vulncheck.com/advisories/jkuhlmann-cgltf-sparse-accessor-validation-integer-overflow