High severity7.8NVD Advisory· Published Feb 10, 2026· Updated Jun 17, 2026
CVE-2026-21321
CVE-2026-21321
Description
After Effects versions 25.6 and earlier are affected by an Integer Overflow or Wraparound vulnerability that could result in arbitrary code execution in the context of the current user. Exploitation of this issue requires user interaction in that a victim must open a malicious file.
Affected products
3cpe:2.3:a:adobe:after_effects:*:*:*:*:*:*:*:*+ 2 more
- cpe:2.3:a:adobe:after_effects:*:*:*:*:*:*:*:*range: <25.6.4
- (no CPE)range: <=25.6
- (no CPE)range: 0
Patches
Vulnerability mechanics
References
1- helpx.adobe.com/security/products/after_effects/apsb26-15.htmlnvdVendor Advisory
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