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TI-2026-26888 Aliases CVE-2026-34644GHSA-h9wf-3mw4-4mx9

After Effects | Integer Overflow or Wraparound (CWE-190)

Priority LOW 35CWE-190Published · Updated

Key facts

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

Attack profile from CVSS 3.1 · CNA. Fix status from CNA. Impact type from CWE-190 and the CVSS impact.

Summary

After Effects versions 26.0, 25.6.4 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.

Why it matters now

Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.0017 6th percentileScored 2026-11-07
Fix Fixed After Effects (Adobe): 26.2, 25.6.5

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 26.026.2Patch availableCNA
AdobeAfter Effectsup to 25.6.425.6.5Patch availableCNA
  • After Effects VendorAdobe Affected up to 26.0 Fixed in 26.2 Patch available CNA
  • After Effects VendorAdobe Affected up to 25.6.4 Fixed in 25.6.5 Patch available CNA

CPE configurations NVD · 2

CPEVersionsRoleVendor
cpe:2.3:a:adobe:after_effects:*:*:*:*:*:*:*:*before 25.6.5VulnerableAdobe
cpe:2.3:a:adobe:after_effects:26.0:*:*:*:*:*:*:*26.0VulnerableAdobe
  • cpe:2.3:a:adobe:after_effects:*:*:*:*:*:*:*:* Versions before 25.6.5 Vulnerable ·Adobe
  • cpe:2.3:a:adobe:after_effects:26.0:*:*:*:*:*:*:* Versions 26.0 Vulnerable ·Adobe

Remediation

  • Fix · CNA After Effects (Adobe) Fixed in 26.2
  • Fix · CNA After Effects (Adobe) Fixed in 25.6.5

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/apsb26-48.h…

    3 records Highest priority Priority LOW 3 LOW

    Other records, highest priority first

    • TI-2026-26887 After Effects | Out-of-bounds Write (CWE-787)Priority LOW 35
    • TI-2026-26886 After Effects | Heap-based Buffer Overflow (CWE-122)Priority LOW 35
    Show all 3 records → Advisory →

Timeline

  1. 2026-10-02 Threatist record created from CVE-2026-34644
  2. 2026-10-03 Alias added: GHSA-h9wf-3mw4-4mx9

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