CVE-2026-47959: Acrobat Reader | Stack-based Buffer Overflow (CWE-121)

Published Jun 9, 2026
·
Updated

Acrobat Reader versions 24.001.30365, 26.001.21651 and earlier are affected by a Stack-based Buffer Overflow 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

6 affected components
Adobe Acrobat Reader<=24.001.30365, <=26.001.21651
All of the following
Any of the following
Adobe Acrobat<24.001.30383
Adobe Acrobat<26.001.21662
Adobe Acrobat Reader<26.001.21662
Any of the following
Apple macOS
Microsoft Windows

Event History

Jun 9, 2026
CVE Published
via MITRE·08:01 PM
Data Sourced
via MITRE·08:01 PM
DescriptionSeverityWeakness
Data Sourced
via NVD·09:17 PM
DescriptionSeverityWeaknessAffected Software

Frequently Asked Questions

1

What is the severity of CVE-2026-47959?

The severity of CVE-2026-47959 is high, with a CVSS score of 7.8.

2

How do I fix CVE-2026-47959?

To fix CVE-2026-47959, users should update Adobe Acrobat Reader to the latest version.

3

What types of systems are affected by CVE-2026-47959?

CVE-2026-47959 affects Adobe Acrobat Reader versions 24.001.30365, 26.001.21651 and earlier.

4

What is the impact of CVE-2026-47959?

CVE-2026-47959 can result in arbitrary code execution in the context of the current user if exploited.

5

How can CVE-2026-47959 be exploited?

CVE-2026-47959 can be exploited if the victim opens a malicious file specifically designed to trigger the buffer overflow.

Contact

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