CVE-2026-21328: After Effects | Out-of-bounds Write (CWE-787)
After Effects versions 25.6 and earlier are affected by an out-of-bounds write 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.
Affected Software
Event History
Frequently Asked Questions
What is the severity of CVE-2026-21328?
CVE-2026-21328 has been classified with a critical severity level due to the potential for arbitrary code execution.
How do I fix CVE-2026-21328?
To remediate CVE-2026-21328, update Adobe After Effects to version 25.6.5 or later to patch the vulnerability.
Who is affected by CVE-2026-21328?
CVE-2026-21328 affects users of Adobe After Effects versions 25.6 and earlier on supported operating systems.
What type of vulnerability is CVE-2026-21328?
CVE-2026-21328 is an out-of-bounds write vulnerability, leading to potential arbitrary code execution.
What are the consequences of exploiting CVE-2026-21328?
Exploitation of CVE-2026-21328 can allow an attacker to execute arbitrary code within the context of the affected user.