Type confusion in Adobe After Effects - CVE-2026-21330
Published: February 10, 2026
Vulnerability identifier: #VU122638
CSH Severity: High
CVSS v4: 8.4 [CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2026-21330
CWE-ID: CWE-843
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote attacker to execute arbitrary code on the target system.
The vulnerability exists due to a type confusion error. A remote attacker can trick the victim into opening a specially crafted file, trigger a type confusion error and execute arbitrary code on the target system.
Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.
Affected software
Adobe After Effects
How to mitigate CVE-2026-21330
Install updates from vendor's website.
Adobe After Effects - addressed in versions 25.6.4, 26.0