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CVE-2026-27271: Illustrator | Heap-based Buffer Overflow (CWE-122)
- Severity: high (CVSS 7.8 v3.1)
- Exploited in the wild: not listed in CISA KEV
- EPSS: 0.2% probability of exploitation in the next 30 days
- Public exploit or detection template: none known
- Published: 2026-03-10 · updated 2026-08-28
- Weakness: CWE-122
Description
Illustrator versions 29.8.4, 30.1 and earlier are affected by a Heap-based Buffer Overflow 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.
Affected products
- Adobe Illustrator: from 29.0 before 29.8.5; from 30.0 before 30.2 — fixed in 29.8.5, 30.2
How to fix
Upgrade to a fixed version: Adobe Illustrator 29.8.5, 30.2. Check the vendor advisory for mitigations.
References
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