What’s Vulnerable › Vulnerabilities

CVE-2021-45063: Adobe Acrobat Reader DC JP2 File Parsing Use-After-Free Information Disclosure Vulnerability

• Severity: medium (CVSS 5.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 6.2% 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 lead to disclosure of sensitive memory. 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

Get alerted when CVE-2021-45063 or the next vulnerability affects your stack