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CVE-2023-26423: ZDI-CAN-20160: Adobe Acrobat Reader DC AcroForm insertItemAt Use-After-Free Remote Code Execution Vulnerability

• Severity: high (CVSS 7.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 3.1% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2023-04-12 · updated 2026-06-17
• Weakness: CWE-416

Description

Adobe Acrobat Reader versions 23.001.20093 (and earlier) and 20.005.30441 (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 20.001.3005 through 20.005.30441
• Adobe Acrobat DC: from 15.008.20082 through 23.001.20093
• Adobe Acrobat Reader: from 20.001.3005 through 20.005.30441
• Adobe Acrobat Reader: from 15.008.20082 through 23.001.20093

References

• https://helpx.adobe.com/security/products/acrobat/apsb23-24.html
• https://helpx.adobe.com/security/products/acrobat/apsb23-24.html

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