CVE-2024-20791: Illustrator 2024 BMP File Parsing Memory Corruption

Severity: high (CVSS 7.8 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: 2024-05-16 · updated 2026-06-17
Weakness: CWE-125

Description

Illustrator versions 28.4, 27.9.3 and earlier are affected by an out-of-bounds read vulnerability when parsing a crafted file, which could result in a read past the end of an allocated memory structure. An attacker could leverage this vulnerability to execute code 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: before 27.9.4; from 28.0 before 28.5 — fixed in 27.9.4, 28.5

How to fix

Upgrade to a fixed version: Adobe Illustrator 27.9.4, 28.5. Check the vendor advisory for mitigations.

References

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