CVE-2026-21351
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 memory vulnerability requires user interaction to open a specially crafted file. An attacker can exploit this flaw to execute malicious code with the privileges of the affected user. …
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Remediation
Within 24 hours: Issue security advisory to all After Effects users warning against opening files from untrusted sources and disable After Effects if not critical to operations. Within 7 days: Implement file transfer controls to block suspicious After Effects project files at email and file-sharing gateways; isolate affected workstations on segmented networks. …
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External POC / Exploit Code
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