CVE-2026-21320
HIGHCVSS Vector
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Lifecycle Timeline
2Description
After Effects versions 25.6 and earlier are affected by a Use After Free 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.
Analysis
Arbitrary code execution in Adobe After Effects 25.6 and earlier through a use-after-free flaw allows attackers to execute commands with user privileges when a victim opens a crafted file. The vulnerability requires user interaction but poses high risk to creative professionals and design teams. …
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Remediation
Within 24 hours: inventory all After Effects installations and identify affected versions (25.6 and earlier); communicate vulnerability alert to creative and design teams with guidance to avoid opening untrusted project files. Within 7 days: implement mandatory user awareness training on file validation and phishing risks; restrict After Effects file access through endpoint controls where feasible. …
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