What’s Vulnerable › Vulnerabilities
CVE-2026-21351: After Effects | Use After Free (CWE-416)
- Severity: high (CVSS 7.8 v3.1)
- Exploited in the wild: not listed in CISA KEV
- EPSS: 0.3% probability of exploitation in the next 30 days
- Public exploit or detection template: none known
- Published: 2026-02-10 · updated 2026-08-28
- Weakness: CWE-416
Description
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 products
- Adobe After Effects: before 25.6.4 — fixed in 25.6.4
How to fix
Upgrade to a fixed version: Adobe After Effects 25.6.4. Check the vendor advisory for mitigations.
References
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