Stack-based buffer overflow in Adobe After Effects - CVE-2026-34690
Published: July 15, 2026
Vulnerability identifier: #VU137658
CSH Severity: High
CVSS v4: 8.4 [CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2026-34690
CWE-ID: CWE-121
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote attacker to execute arbitrary code.
The vulnerability exists due to stack-based buffer overflow in Adobe After Effects when parsing input. A remote attacker can trick the victim into opening crafted content to execute arbitrary code.
User interaction is required to open crafted content.
Affected software
Adobe After Effects
How to mitigate CVE-2026-34690
Install security update from vendor's website.
Adobe After Effects - addressed in versions 25.6.6, 26.3