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CVE-2020-24437: Acrobat Reader DC Use-After-Free Vulnerability Could Lead to Arbitrary Code Execution

• Severity: high (CVSS 7.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 46.5% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2020-11-05 · updated 2026-06-17
• Weakness: CWE-416

Description

Acrobat Reader DC versions 2020.012.20048 (and earlier), 2020.001.30005 (and earlier) and 2017.011.30175 (and earlier) are affected by a use-after-free vulnerability in the processing of Format event actions 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: through 20.001.30005
• Adobe Acrobat DC: through 17.011.30175; through 20.012.20048
• Adobe Acrobat Reader: through 20.001.30005
• Adobe Acrobat Reader: through 17.011.30175; through 20.012.20048

References

• https://helpx.adobe.com/security/products/acrobat/apsb20-67.html
• https://www.talosintelligence.com/vulnerability_reports/TALOS-2020-1156
• https://helpx.adobe.com/security/products/acrobat/apsb20-67.html
• https://www.talosintelligence.com/vulnerability_reports/TALOS-2020-1156

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