CVE-2021-21060: Adobe Acrobat

Medium severity, CVSS 4.6. EPSS: 1.6% chance of exploitation in the next 30 days.

Adobe Acrobat Pro DC versions 2020.013.20074 (and earlier), 2020.001.30018 (and earlier) and 2017.011.30188 (and earlier) are affected by an improper input validation vulnerability. An unauthenticated attacker could leverage this vulnerability to disclose sensitive information 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: from 17.0, up to and including 17.011.30188; from 20.0, up to and including 20.001.30018
• Adobe Acrobat DC: up to and including 20.013.20074
• Adobe Acrobat Reader: from 17.0, up to and including 17.011.30188; from 20.0, up to and including 20.001.300183
• Adobe Acrobat Reader DC: up to and including 20.013.20074

Published 2021-02-11. Last modified 2026-06-17.