CVE-2026-21329CWE-416

CVE-2026-21329

High · published February 10, 2026

CVSS v3.1
7.8
EPSS
0%
Percentile
16.3
In the wild
Unconfirmed
What it is

⚡ A crafty user opening a malicious After Effects file could trigger an exploit! This Use After Free vulnerability in versions 25.6 and earlier could allow attackers to run arbitrary code with user privileges. 🔥 Think of it like a movie set where an actor forgets to leave the stage after their scene, only to have the crew run a scene that requires a different character. In this scenario, you're stuck in the middle, and chaos can ensue! If exploited, an attacker could gain control over your system, leading to data theft, file manipulation, or even installing malware. This is a high-stakes situation that could compromise both your work and personal data!

Put simply

Think of it like a movie set where an actor forgets to leave the stage after their scene, only to have the crew run a scene that requires a different character. In this scenario, you're stuck in the middle, and chaos can ensue! This Use After Free vulnerability occurs when After Effects fails to properly manage memory, leaving parts of code in use after they've already been freed. This creates the opportunity for an attacker to execute arbitrary code in the context of the current user.

What to do

If exploited, an attacker could gain control over your system, leading to data theft, file manipulation, or even installing malware. This is a high-stakes situation that could compromise both your work and personal data! To safeguard against this threat, immediately update After Effects to the latest version. Additionally, avoid opening files from unknown or untrusted sources to minimize risk. Regularly back up your data to prevent loss in case of an incident. This is fixable! Keep your software updated, and you'll keep your digital workshop safe. You've got this! 🛡️

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
0.00256 · 16.3th percentile
Weakness
CWE-416 · Use After Free
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 17:53Z
    After Effects | Use After Free (CWE-416)
    cvelistv5