CVE-2026-47920: Acrobat Reader | Use After Free (CWE-416)
Acrobat Reader versions 24.001.30365, 26.001.21651 and earlier are affected by a Use After Free vulnerability 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 Software
Remediation
Recommended actions to resolve this vulnerability, in priority order.
- Remove
Remove
Acrobat Readerfrom your environment.Uninstall or restrict use of Acrobat Reader versions 24.001.30365, 26.001.21651 and earlier until a vendor fix is available.
- Compensating control
Block or filter potentially malicious files at email and network gateways and restrict users from opening files from untrusted sources, since exploitation requires a victim to open a malicious file.
- Operational
Notify and train users to not open unexpected or suspicious files/attachments and to report them to security teams for analysis.
Event History
Frequently Asked Questions
What is the severity of CVE-2026-47920?
CVE-2026-47920 is rated as high severity with a score of 7.8.
How do I fix CVE-2026-47920?
To fix CVE-2026-47920, update Adobe Acrobat Reader to version 24.001.30366 or 26.001.21652 or later.
What kind of vulnerability is CVE-2026-47920?
CVE-2026-47920 is a Use After Free vulnerability that can lead to arbitrary code execution.
What versions of Acrobat Reader are affected by CVE-2026-47920?
Adobe Acrobat Reader versions 24.001.30365, 26.001.21651 and earlier are affected by CVE-2026-47920.
What is required for exploitation of CVE-2026-47920?
Exploitation of CVE-2026-47920 requires user interaction, specifically opening a malicious file.