CVE-2021-42526 Adobe Premiere Elements WAV file memory corruption vulnerability could lead to arbitrary code execution

High 7.8 Published 16 Mar 2022 Updated 23 Apr 2025

An attacker can execute arbitrary code by tricking a user into opening a malicious WAV file in Adobe Premiere Elements.

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-2021-42526?

CVE-2021-42526 is a high-severity memory corruption vulnerability in Adobe Premiere Elements, published on 16 Mar 2022. 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 Premiere Elements 20210809.daily.2242976 (and earlier) is affected by a memory corruption vulnerability due to insecure handling of a malicious file, potentially resulting in arbitrary code execution in the context of the current user. User interaction is required to exploit this vulnerability.

Weakness: CWE-119, CWE-788

Which versions are affected by CVE-2021-42526?

It affects 1 product.

Products include Adobe Premiere Elements.

How do I fix CVE-2021-42526?

No fix has been published for CVE-2021-42526 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-2021-42526 being exploited?

There is no known exploitation of CVE-2021-42526 in the wild and no public exploit code.

Sources

Also known as GHSA-4cr9-4h97-68ff.