CVE-2026-21351: After Effects | Use After Free (CWE-416)
Published Feb 10, 2026
·Updated
After Effects versions 25.6 and earlier are affected by a Use After Free vulnerability that could result in arbitrary code execution in the context of the current user. Exploitation of this issue requires user interaction in that a victim must open a malicious file.
Affected Software
4 affected components
Adobe After Effects<=25.6
All of the following
Adobe After Effects<25.6.4
Any of the following
Apple macOS
Microsoft Windows
Event History
Feb 10, 2026
CVE Published
via MITRE·05:52 PM
Data Sourced
via MITRE·05:52 PM
DescriptionSeverityWeakness
Data Sourced
via NVD·06:16 PM
DescriptionSeverityWeaknessAffected Software
Frequently Asked Questions
1
What is the severity of CVE-2026-21351?
CVE-2026-21351 is a critical vulnerability that allows for arbitrary code execution within Adobe After Effects.
2
How do I fix CVE-2026-21351?
To mitigate CVE-2026-21351, users should update Adobe After Effects to version 25.6.5 or later.
3
Who is affected by CVE-2026-21351?
CVE-2026-21351 affects Adobe After Effects versions 25.6 and earlier.
4
What type of vulnerability is CVE-2026-21351?
CVE-2026-21351 is classified as a Use After Free vulnerability, which can lead to code execution.
5
What conditions are required for CVE-2026-21351 to be exploited?
Exploitation of CVE-2026-21351 requires user interaction, as the victim must open a malicious file.