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CVE-2021-44710: Adobe Acrobat Reader Use-after-free could lead to Arbitrary code execution

• Severity: high (CVSS 7.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 11.6% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2022-01-14 · updated 2026-06-17
• Weakness: CWE-416

Description

Acrobat Reader DC version 21.007.20099 (and earlier), 20.004.30017 (and earlier) and 17.011.30204 (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: from 17.011.30059 through 17.011.30204; from 20.001.30005 through 20.004.30017
• Adobe Acrobat DC: from 15.008.20082 through 21.007.20099
• Adobe Acrobat Reader: from 17.011.30059 through 17.011.30204; from 20.001.30005 through 20.004.30017
• Adobe Acrobat Reader: from 15.008.20082 through 21.007.20099

References

• https://helpx.adobe.com/security/products/acrobat/apsb22-01.html
• https://helpx.adobe.com/security/products/acrobat/apsb22-01.html

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