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CVE-2021-44715: Adobe Acrobat Reader DC Out-of-Bounds Read Information Disclosure Vulnerability

• Severity: medium (CVSS 5.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 14.7% 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-125

Description

Acrobat Reader DC version 21.007.20099 (and earlier), 20.004.30017 (and earlier) and 17.011.30204 (and earlier) are affected by an out-of-bounds read vulnerability when parsing a crafted file, which could result in a read past the end of an allocated memory structure. An attacker could leverage this vulnerability to bypass mitigations such as ASLR. 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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