TI-2021-09658 Aliases CVE-2021-28586 GHSA-6735-8fq5-5cf8

Adobe After Effects PDF file parsing out-of-bounds write could lead to remote code execution vulnerability

MEDIUM 40CWE-787Published 2021-06-28 · Updated 2024-09-16

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: No fix listed

Attack profile from CVSS 3.1 · NVD. Fix status from CNA. Impact type from CWE-787 and the CVSS impact.

Summary

After Effects version 18.0 (and earlier) are affected by an out-of-bounds write 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

EPSS 0.03069 87th percentileScored 2026-11-07

Fix No fix listed No fixed version in the sources yet

SSVC decision points

Not available: CISA has not published SSVC decision points for this record.

Affected products

Vendor	Product	Affected versions	Fixed in	Status	Source
Adobe	After Effects	up to 18.0; up to None	—	No fix listed	CNA

After Effects VendorAdobe Affected up to 18.0; up to None Fixed in — No fix listed CNA

CPE configurations NVD · 2

CPE	Versions	Role	Vendor
cpe:2.3:a:adobe:after_effects::::::::	before 18.2	Vulnerable	Adobe
cpe:2.3:o:microsoft:windows:-:::::::*	not specified by NVD	Running on	Microsoft

cpe:2.3:a:adobe:after_effects:*:*:*:*:*:*:*:* Versions before 18.2 Vulnerable ·Adobe
cpe:2.3:o:microsoft:windows:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Microsoft

Remediation

No fixed version listed by the sources yet.

Timeline

2026-10-02 Threatist record created from CVE-2021-28586
2026-10-03 Alias added: GHSA-6735-8fq5-5cf8

References

Advisory 1

https://helpx.adobe.com/security/products/after_effects/apsb21-33.html

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