CVE-2021-40759: Adobe After Effects M4A File Parsing Memory Corruption Arbitrary Code Execution

Published Nov 18, 2021
·
Updated

Adobe After Effects version 18.4.1 (and earlier) is affected by a memory corruption vulnerability due to insecure handling of a malicious .m4a file, potentially resulting in arbitrary code execution in the context of the current user. User interaction is required in that the victim must open a specially crafted file to exploit this vulnerability.

Affected Software

2 affected components
Adobe After Effects<=18.4.1
Microsoft Windows

Event History

Nov 18, 2021
CVE Published
via MITRE·04:26 PM
Data Sourced
via MITRE·04:26 PM
DescriptionSeverityWeakness
Free Weekly Intel

Don't miss critical vulnerabilities

Join thousands of security professionals who receive our weekly digest of trending CVEs, zero-days, and exploited vulnerabilities.

No spam. Unsubscribe anytime.

Frequently Asked Questions

1

What is the vulnerability ID?

The vulnerability ID is CVE-2021-40759.

2

Which software is affected by this vulnerability?

Adobe After Effects version 18.4.1 (and earlier) is affected.

3

What is the severity rating of this vulnerability?

The severity rating of this vulnerability is 7.8 (Critical).

4

How can this vulnerability be exploited?

This vulnerability can be exploited by opening a malicious .m4a file, which can result in arbitrary code execution.

5

Is user interaction required to exploit this vulnerability?

Yes, user interaction is required. The victim must open a specific file for the vulnerability to be exploited.

Contact

SecAlerts Pty Ltd.
132 Wickham Terrace
Fortitude Valley,
QLD 4006, Australia
info@secalerts.co
By using SecAlerts services, you agree to our services end-user license agreement. This website is safeguarded by reCAPTCHA and governed by the Google Privacy Policy and Terms of Service. All names, logos, and brands of products are owned by their respective owners, and any usage of these names, logos, and brands for identification purposes only does not imply endorsement. If you possess any content that requires removal, please get in touch with us.
© 2026 SecAlerts Pty Ltd.
ABN: 70 645 966 203, ACN: 645 966 203