CVE-2021-38661
Medium
Elevated severity or exploit probability.
CVSS base
7.8
HIGH
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
EPSS — probability of exploitation (30 days)
2.3%
82.4th percentile
CISA KEV
Not listed
Weakness / dates
—
Published 2021-09-15 · modified 2026-08-10
Description
HEVC Video Extensions Remote Code Execution Vulnerability