CVE-2026-21330 After Effects | Access of Resource Using Incompatible Type ('Type Confusion') (CWE-843)

What is CVE-2026-21330?

CVE-2026-21330 is a high-severity memory corruption vulnerability in Adobe After Effects, published on 10 Feb 2026. It can only be exploited from the same machine or local network, and only if a user opens a file or follows a link.

Official description

After Effects versions 25.6 and earlier are affected by an Access of Resource Using Incompatible Type ('Type Confusion') 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.

Weakness: CWE-843

Which versions are affected by CVE-2026-21330?

It affects 1 product.

Products include Adobe After Effects.

How do I fix CVE-2026-21330?

No fix has been published for CVE-2026-21330 yet. Limit exposure of the affected software until one is available.

Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.

Is CVE-2026-21330 being exploited?

There is no known exploitation of CVE-2026-21330 in the wild and no public exploit code.

Other vulnerabilities in Adobe After Effects

• CVE-2020-3765 Memory corruption in Adobe After Effects Critical 9.8
• CVE-2021-28586 Adobe After Effects PDF file parsing out-of-bounds write could lead to remote code execution vulnerability High 8.8
• CVE-2021-28571 Adobe After Effects improper neutralization of special elements could lead to remote code execution High 8.3
• CVE-2021-28570 Adobe After Effects uncontrolled search path element vulnerability could lead to remote code execution High 8.3
• CVE-2026-48274 After Effects | Out-of-bounds Write (CWE-787) High 7.8

All Adobe After Effects vulnerabilities

Sources

• CVE record
• NVD
• OSV
• GitHub advisory
• How this page is made

Also known as GHSA-67r8-gw6w-6pf6.