What’s Vulnerable › Vulnerabilities

CVE-2021-28591: Adobe Illustrator PDF File Parsing Out-Of-Bounds Write Remote Code Execution Vulnerability

• Severity: medium (CVSS 6.8 v2.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.9% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2021-08-20 · updated 2026-06-17
• Weakness: CWE-787

Description

Adobe Illustrator version 25.2.3 (and earlier) is affected by an Out-of-bounds Write vulnerability when parsing a specially crafted file. An unauthenticated attacker could leverage this vulnerability to achieve 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.

Affected products

• Adobe Illustrator: through 25.2.3

References

• https://helpx.adobe.com/security/products/illustrator/apsb21-42.html
• https://helpx.adobe.com/security/products/illustrator/apsb21-42.html

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