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CVE-2020-24432: Acrobat Reader DC Arbitrary JavaScript Execution in PDF Documents

• Severity: high (CVSS 7.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 11.1% 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-20

Description

Acrobat Reader DC versions 2020.012.20048 (and earlier), 2020.001.30005 (and earlier) and 2017.011.30175 (and earlier) and Adobe Acrobat Pro DC 2017.011.30175 (and earlier) are affected by an improper input validation vulnerability that could result in arbitrary JavaScript execution in the context of the current user. To exploit this issue, an attacker must acquire and then modify a certified PDF document that is trusted by the victim. The attacker then needs to convince the victim to open the document.

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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