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CVE-2023-25862: Adobe Illustrator Font Parsing Out-Of-Bounds Read Information Disclosure Vulnerability

• Severity: medium (CVSS 5.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.3% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2023-03-22 · updated 2026-06-17
• Weakness: CWE-125

Description

Illustrator version 26.5.2 (and earlier) and 27.2.0 (and earlier) are affected by an out-of-bounds read vulnerability that could lead to disclosure of sensitive memory. An attacker could leverage this vulnerability to bypass mitigations such as ASLR. Exploitation of this issue requires user interaction in that a victim must open a malicious file.

Affected products

• Adobe Illustrator: through 26.5.2; from 27.0.0 before 27.3.1 — fixed in 27.3.1

How to fix

Upgrade to a fixed version: Adobe Illustrator 27.3.1. Check the vendor advisory for mitigations.

References

• https://helpx.adobe.com/security/products/illustrator/apsb23-19.html
• https://helpx.adobe.com/security/products/illustrator/apsb23-19.html

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