CVE-2021-44188 Adobe After Effects 3GP File Parsing Out-Of-Bounds Read Remote Code Execution Vulnerability

High 7.8 Published 7 Sep 2023 Updated 27 Feb 2025

An out-of-bounds read in Adobe After Effects allows remote code execution when a user opens a malicious 3GP file.

Exploited in the wild: Not known
Login needed: Not needed
Attackable: Local or same network only
Victim action needed: A user has to click or open something
Fix: None listed

What is CVE-2021-44188?

CVE-2021-44188 is a high-severity memory corruption vulnerability in Adobe After Effects, published on 7 Sep 2023. 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

Adobe After Effects versions 22.0 (and earlier) and 18.4.2 (and earlier) are affected by an out-of-bounds read vulnerability which could result in a read past the end of an allocated memory structure. An attacker could leverage this vulnerability to execute code 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-125

Which versions are affected by CVE-2021-44188?

It affects 1 product.

Products include Adobe After Effects.

How do I fix CVE-2021-44188?

No fix has been published for CVE-2021-44188 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-2021-44188 being exploited?

There is no known exploitation of CVE-2021-44188 in the wild and no public exploit code.

All Adobe After Effects vulnerabilities

Sources

Also known as GHSA-34x8-fgc3-8hvh.