CVE-2026-21330CWE-843

CVE-2026-21330

High · published February 10, 2026

CVSS v3.1
7.8
EPSS
0%
Percentile
14.9
In the wild
Unconfirmed
What it is

⚡ A single malicious file is all it takes to unleash chaos! After Effects versions 25.6 and earlier are vulnerable to a sneaky type confusion flaw that allows arbitrary code execution. 🚨 Think of it like a painter mixing incompatible colors — if they don’t recognize the difference, they might end up with a disastrous result. Here, the vulnerability lets rogue commands sneak into the creative process, just waiting for the user to hit 'open'. An attacker could craft a file that, once opened by an unsuspecting user, runs arbitrary code in their context. This means they could potentially access sensitive files, install malware, or wreak havoc on the system without the user ever realizing it!

Put simply

Think of it like a painter mixing incompatible colors — if they don’t recognize the difference, they might end up with a disastrous result. Here, the vulnerability lets rogue commands sneak into the creative process, just waiting for the user to hit 'open'. This vulnerability occurs due to improper handling of resource types within After Effects, allowing attackers to exploit type confusion and execute arbitrary code when a malicious file is opened by the user.

What to do

An attacker could craft a file that, once opened by an unsuspecting user, runs arbitrary code in their context. This means they could potentially access sensitive files, install malware, or wreak havoc on the system without the user ever realizing it! To protect yourself, upgrade After Effects to version 25.6.1 or later to close this vulnerability. Additionally, remind users to avoid opening files from untrusted sources, as user interaction is a requirement for exploitation. You've got this! Follow these steps, and you'll keep your creative workspace secure! 🛡️

The record
Technical detail
CVSS v3.1
7.8 · HIGH
Vector
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
CVSS v4.0
Not supplied
EPSS
0.00245 · 14.9th percentile
Weakness
CWE-843 · Access of Resource Using Incompatible Type ('Type Confusion')
Published
2026-02-10T23:16Z
Affected products (1)
ProductVersionsFixed in
adobe/after_effects< 25.6.425.6.4
References (1)
EPSS history
Timeline
  • 10 FEB 17:52Z
    After Effects | Access of Resource Using Incompatible Type ('Type Confusion') (CWE-843)
    cvelistv5