# CVE-2026-21330: Adobe After Effects type confusion vulnerability

Source: https://junglewise.ai/threats/cve-2026-21330-adobe-after-effects-type-confusion-vulnerability  
Publisher: Junglewise Threat Intelligence, https://junglewise.ai/threats  
Published: 2026-02-10. Updated: 2026-09-25  
License: CC BY 4.0 with a link back

CVE-2026-21330 · Severity: high · CVSS 7.8 · Published 2026-02-10

Adobe After Effects, professional video editing and animation software, contains a type confusion vulnerability that could allow an attacker to execute arbitrary code with the privileges of the user running the application. An attacker would need to trick a user into opening a specially crafted malicious file to exploit this vulnerability, potentially compromising the user's system and any projects or data accessible through After Effects.

Technologies: [Adobe After Effects](https://junglewise.ai/threats/technologies/after-effects), [Apple macOS](https://junglewise.ai/threats/technologies/macos), [Microsoft Windows](https://junglewise.ai/threats/technologies/windows). Vendors: [Adobe](https://junglewise.ai/threats/vendors/adobe), [Apple](https://junglewise.ai/threats/vendors/apple), [Microsoft](https://junglewise.ai/threats/vendors/microsoft).

## Quick answers

**Is CVE-2026-21330 exploited in the wild?** No. Junglewise Threat Intelligence has no report of CVE-2026-21330 being exploited in the wild.

**How severe is CVE-2026-21330?** High severity, with a CVSS score of 7.8, published 10 February 2026.

**Which products and versions are affected?** Adobe After Effects 25.6 and earlier.

**Is there a fix for CVE-2026-21330?** No fixed version is recorded yet. Check the vendor's advisory in the references below. If you run it, Junglewise drafts a mitigation that fits your setup and applies it once you approve, with senior security engineers behind it.

**How is CVE-2026-21330 attacked?** It is attacked with local access.

**Am I affected by CVE-2026-21330?** Check whether you run Adobe After Effects, Apple macOS or Microsoft Windows at an affected version. Junglewise does that check for you around the clock: connect your code, cloud and domains, and it matches new vulnerabilities like this one against what you actually run and tells you when one reaches you.

## Technical details

This is a type confusion vulnerability (CWE-843: Access of Resource Using Incompatible Type) in Adobe After Effects versions 25.6 and earlier. The vulnerability allows an attacker to execute arbitrary code in the context of the current user. Exploitation requires user interaction—specifically, the victim must open a malicious file designed to trigger the type confusion. The attack vector is local with user interaction required. A patch has been referenced (APSB26-15) by Adobe, though full details are not currently accessible.

## Affected products

- Adobe After Effects 25.6 and earlier

## Timeline

- 2026-02-10: disclosed
- 2026-02-10: advisory: Adobe APSB26-15 advisory

## References

- [https://helpx.adobe.com/security/products/after_effects/apsb26-15.html](https://helpx.adobe.com/security/products/after_effects/apsb26-15.html)

## Related threats

- [Adobe After Effects heap-based buffer overflow](https://junglewise.ai/threats/cve-2026-123263-after-effects-is-affected-by-a-heap-based-buffer-overflow)
- [Adobe After Effects out-of-bounds write vulnerability](https://junglewise.ai/threats/cve-2026-113538-after-effects-is-affected-by-an-out-of-bounds-write)
- [Adobe After Effects out-of-bounds write arbitrary code execution](https://junglewise.ai/threats/cve-2026-113536-after-effects-is-affected-by-an-out-of-bounds-write)
- [Adobe After Effects improper input validation arbitrary code execution](https://junglewise.ai/threats/cve-2026-113534-after-effects-is-affected-by-an-improper-input-validation)
- [Adobe After Effects path traversal in file handling](https://junglewise.ai/threats/cve-2026-113532-after-effects-is-affected-by-an-improper-limitation-of-a)