CVE-2021-21006 HIGH

CVE-2021-21006: Heap buffer overflow when handling crafted font file could lead to arbitrary code execution

Vendor Adobe
Product Photoshop
Weakness CWE-122
Published January 13, 2021
Last update April 23, 2025

CVSS base score

8.6/10
Attack vector Local
Attack complexity Low
Privileges required None
User interaction Required
Confidentiality High
Integrity High

CVSS vector

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H

What the vulnerability does

01Description

Adobe Photoshop version 22.1 (and earlier) is affected by a heap buffer overflow vulnerability when handling a specially crafted font file. Successful exploitation could lead to arbitrary code execution. Exploitation of this issue requires user interaction in that a victim must open a malicious file.

Key dates

02Disclosure timeline

January 13, 2021 CVE published
April 23, 2025 Record updated