After Effects
CVE-2026-21322
HIGH
Severity by source
AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Primary rating from NVD · only source for this CVE.
CVSS VectorNVD
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Lifecycle Timeline
2DescriptionCVE.org
After Effects versions 25.6 and earlier are affected by an out-of-bounds read vulnerability when parsing a crafted file, which could result in a read past the end of an allocated memory structure. An attacker could leverage this vulnerability to execute code in the context of the current user. Exploitation of this issue requires user interaction in that a victim must open a malicious file.
AnalysisAI
Out-of-bounds memory reads in Adobe After Effects 25.6 and earlier enable arbitrary code execution when users open specially crafted files. An attacker can exploit this parsing vulnerability by delivering a malicious file that triggers a read past allocated buffer boundaries, executing code with the privileges of the affected user. No patch is currently available for this high-severity vulnerability that requires user interaction to exploit.
Technical ContextAI
Classified as CWE-125 (Out-of-bounds Read). Affects After Effects. After Effects versions 25.6 and earlier are affected by an out-of-bounds read vulnerability when parsing a crafted file, which could result in a read past the end of an allocated memory structure. An attacker could leverage this vulnerability to execute code in the context of the current user. Exploitation of this issue requires user interaction in that a victim must open a malicious file.
RemediationAI
Monitor vendor advisories for a patch.
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Same weakness CWE-125 – Out-of-bounds Read
View allSame technique Buffer Overflow
View allShare
External POC / Exploit Code
Leaving vuln.today