Use-after-free in Adobe Acrobat and Adobe Reader - CVE-2020-9715
Published: August 11, 2020 / Updated: April 13, 2026
Vulnerability identifier: #VU45512
CSH Severity: High
CVSS v4.0: CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:A/U:Amber
CVE-ID: CVE-2020-9715
CWE-ID: CWE-416
Exploitation vector: Remote access
Exploit availability:
The vulnerability is being exploited in the wild
Vendor: Adobe
Affected software:
Adobe Acrobat
Adobe Reader
Adobe Acrobat
Adobe Reader
Detailed vulnerability description
The vulnerability allows a remote attacker to compromise vulnerable system.
The vulnerability exists due to a use-after-free error when processing PDF files. A remote attacker can create a specially crafted PDF file, trick the victim into opening it, trigger a use-after-free error and execute arbitrary code on the system.
Successful exploitation of the vulnerability may allow an attacker to compromise vulnerable system.
How to mitigate CVE-2020-9715
Install updates from vendor's website.