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TI-2026-26886 Aliases CVE-2026-34642GHSA-prfh-2953-xxp9

After Effects | Heap-based Buffer Overflow (CWE-122)

Priority LOW 35CWE-122Published · 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-122 and the CVSS impact.

Summary

After Effects versions 26.0, 25.6.4 and earlier are affected by a Heap-based Buffer Overflow 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 0.00187 8th 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-2026-26888 After Effects | Integer Overflow or Wraparound (CWE-190)Priority LOW 35
    • TI-2026-26887 After Effects | Out-of-bounds Write (CWE-787)Priority LOW 35
    Show all 3 records → Advisory →

Timeline

  1. 2026-10-02 Threatist record created from CVE-2026-34642
  2. 2026-10-03 Alias added: GHSA-prfh-2953-xxp9

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