CVE-2026-18393
MEDIUM
NVD
CVSS Score
5.4
Severity
MEDIUM
Published
Aug 28, 2026
Vendor
unknown
Description
A flaw was found in FFmpeg. The tdsc_load_cursor() function writes beyond the bounds of a heap-allocated buffer when processing crafted TDSC cursor data. A remote attacker could exploit this by supplying a specially crafted video file, potentially leading to a denial of service or arbitrary code execution.