---
id: CVE-2026-21322
title: >-
  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
summary: >-
  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
  vulnerab…
severity: high
cvss: 7.8
cvssVector: 'CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H'
cwe:
  - CWE-125
vendor: adobe
product: after_effects
affected:
  - after_effects < 25.6.4
patched:
  - after_effects 25.6.4
published: '2026-02-10'
updated: '2026-08-27'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2026-21322'
references:
  - url: 'https://helpx.adobe.com/security/products/after_effects/apsb26-15.html'
    label: psirt@adobe.com
tags:
  - nvd
epss: 0.00219
epssPercentile: 0.1263
ingestedAt: '2026-08-27T21:08:15.849Z'
---

## Overview

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.

## Affected

- `after_effects < 25.6.4`

## Remediation

Upgrade past the affected range:

- `after_effects 25.6.4`