What’s Vulnerable › Vulnerabilities

CVE-2026-27220: Acrobat Reader | Use After Free (CWE-416)

• Severity: high (CVSS 7.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.4% 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-416

Description

Acrobat Reader versions 24.001.30307, 24.001.30308, 25.001.21265 and earlier are affected by a Use After Free 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 Acrobat for Edge: from 24.001.20604 before 24.001.30356 — fixed in 24.001.30356
• Adobe Acrobat DC: before 25.001.21288 — fixed in 25.001.21288
• Adobe Acrobat Reader: before 25.001.21288 — fixed in 25.001.21288

How to fix

Upgrade to a fixed version: Adobe Acrobat for Edge 24.001.30356; Adobe Acrobat DC 25.001.21288; Adobe Acrobat Reader 25.001.21288. Check the vendor advisory for mitigations.

References

• https://helpx.adobe.com/security/products/acrobat/apsb26-26.html

Get alerted when CVE-2026-27220 or the next vulnerability affects your stack