CVE-2021-46816 Adobe Premiere Pro M4A file memory corruption vulnerability could lead to remote code execution
An attacker can achieve arbitrary code execution by tricking a user into opening a malicious M4A file in Adobe Premiere Pro.
- 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-2021-46816?
CVE-2021-46816 is a high-severity memory corruption vulnerability in Adobe Premiere, published on 13 Jun 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 Pro version 15.4 (and earlier) are affected by a memory corruption vulnerability. An unauthenticated attacker could leverage this vulnerability to achieve 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 M4A file.
Weakness: CWE-787
Which versions are affected by CVE-2021-46816?
It affects 1 product.
Products include Adobe Premiere Pro.
How do I fix CVE-2021-46816?
No fix has been published for CVE-2021-46816 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-2021-46816 being exploited?
There is no known exploitation of CVE-2021-46816 in the wild and no public exploit code.
Other vulnerabilities in Adobe Premiere
- CVE-2026-48269 Premiere Pro | Heap-based Buffer Overflow (CWE-122)
- CVE-2026-48270 Premiere Pro | Out-of-bounds Write (CWE-787)
- CVE-2026-48369 Premiere Pro | Out-of-bounds Write (CWE-787)
- CVE-2026-34636 Premiere Pro | Out-of-bounds Write (CWE-787)
- CVE-2026-34637 Premiere Pro | Out-of-bounds Write (CWE-787)
Sources
Also known as GHSA-839r-958m-2c8x.