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CVE-2020-24431: Acrobat Reader DC for macOS Dynamic Library Injection Vulnerability

• Severity: medium (CVSS 4.4 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.6% 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-285

Description

Acrobat Reader DC versions 2020.012.20048 (and earlier), 2020.001.30005 (and earlier) and 2017.011.30175 (and earlier) for macOS are affected by a security feature bypass that could result in dynamic library code injection by the Adobe Reader process. 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://helpx.adobe.com/security/products/acrobat/apsb20-67.html

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