CVE-2026-71266EPSS p6.2%
CVE-2026-71266CVE-2026-71266
Description
tinyobjloader-c's tinyobj_parse_and_index_mtl_file (tinyobj_loader_c.h) reads each line of a .mtl material file into a fixed 4096-byte stack buffer via memcpy(linebuf, p, p_len), guarded only by . The identical vulnerable pattern is duplicated in a second function in the same file.
Scoring
| CVSS | 7.8 () |
| Vector | CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H |
| EPSS | 0.17% probability of exploitation · percentile 6.2% · 2026-10-05T12:00:23Z |
| Last modified | 2026-08-26 |