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TI-2026-17226 Aliases CVE-2026-21322GHSA-mxpq-986v-vw6h

After Effects | Out-of-bounds Read (CWE-125)

Priority LOW 36CWE-125Published · Updated

Key facts

Attack vector
Local
Privileges required
None
User interaction
Required
Attack complexity
Low
Impact type
—
Confidentiality · integrity · availability
High · High · High
Fix status
Fixed

Attack profile from CVSS 3.1 · CNA. Fix status from CNA.

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 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.

Why it matters now

Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00242 15th percentileScored 2026-11-07
Fix Fixed After Effects (Adobe): 25.6.4, 26.0

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation
None
Automatable
No
Technical impact
Total

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

VendorProductAffected versionsFixed inStatusSource
AdobeAfter Effectsup to 25.625.6.4, 26.0Patch availableCNA
  • After Effects VendorAdobe Affected up to 25.6 Fixed in 25.6.4, 26.0 Patch available CNA

CPE configurations NVD · 3

CPEVersionsRoleVendor
cpe:2.3:a:adobe:after_effects:*:*:*:*:*:*:*:*before 25.6.4VulnerableAdobe
cpe:2.3:o:apple:macos:-:*:*:*:*:*:*:*not specified by NVDRunning onApple
cpe:2.3:o:microsoft:windows:-:*:*:*:*:*:*:*not specified by NVDRunning onMicrosoft
  • cpe:2.3:a:adobe:after_effects:*:*:*:*:*:*:*:* Versions before 25.6.4 Vulnerable ·Adobe
  • cpe:2.3:o:apple:macos:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Apple
  • cpe:2.3:o:microsoft:windows:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Microsoft

Remediation

  • Fix · CNA After Effects (Adobe) Fixed in 25.6.4, 26.0

Fixed in the same release

Records fixed by the same vendor advisory or release, as the CNA lists them.

  • Advisory ·

    Adobe After Effects — helpx.adobe.com/security/products/after_effects/apsb26-15.h…

    15 records Highest priority Priority LOW 15 LOW

    Other records, highest priority first

    • TI-2026-17255 After Effects | Use After Free (CWE-416)Priority LOW 36
    • TI-2026-17234 After Effects | Access of Resource Using Incompatible Type ('Type Confusion') (CWE-843)Priority LOW 36
    • TI-2026-17233 After Effects | Use After Free (CWE-416)Priority LOW 36
    Show all 15 records → Advisory →

Timeline

  1. 2026-10-02 Threatist record created from CVE-2026-21322
  2. 2026-10-03 Alias added: GHSA-mxpq-986v-vw6h

References

Advisory 1

  • TI-2020-03280 Out-of-bounds write in Adobe After Effects CVSS 3.1CRITICAL 9.8
  • TI-2021-09647 Adobe After Effects improper neutralization of special elements could lead to remote code execution CVSS 3.1HIGH 8.8
  • TI-2021-09680 Adobe After Effects heap corruption vulnerability could lead to arbitrary code execution CVSS 3.1HIGH 7.8
  • TI-2021-09678 Adobe After Effects heap corruption vulnerability could lead to arbitrary code execution CVSS 3.0HIGH 7.8
  • TI-2021-09676 Adobe After Effects Stack Overflow vulnerability could lead to arbitrary code execution CVSS 3.0HIGH 7.8
  • TI-2020-07725 Out-of-bounds write in Adobe After Effects CVSS 3.1HIGH 7.8
See all 126 →

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences