CVE-2025-64787: Acrobat Reader | Improper Verification of Cryptographic Signature (CWE-347)

Published Dec 9, 2025
·
Updated

Acrobat Reader versions 24.001.30264, 20.005.30793, 25.001.20982, 24.001.30273, 20.005.30803 and earlier are affected by an Improper Verification of Cryptographic Signature vulnerability that could result in a Security feature bypass. An attacker could leverage this vulnerability to bypass cryptographic protections and gain limited unauthorized write access. Exploitation of this issue requires user interaction with a cryptographic signature.

Affected Software

9 affected components
Adobe Acrobat Reader<=24.001.30264, <=20.005.30793, <=25.001.20982, <=24.001.30273, <=20.005.30803
Adobe Acrobat>=20.001.3005<20.005.30838
Adobe Acrobat DC<25.001.20997
Adobe Acrobat Reader>=20.001.3005<20.005.30838
Adobe Acrobat Reader DC<25.001.20997
All of the following
Adobe Acrobat>=24.001.20604<24.001.30307
Microsoft Windows
All of the following
Adobe Acrobat>=24.001.20604<24.001.30308
Apple macOS

Event History

Dec 9, 2025
CVE Published
via MITRE·08:21 PM
Data Sourced
via MITRE·08:21 PM
DescriptionSeverityWeakness
Data Sourced
via NVD·09:15 PM
DescriptionSeverityWeaknessAffected Software

Frequently Asked Questions

1

What is the severity of CVE-2025-64787?

CVE-2025-64787 has been classified with a severity that indicates potential significant impact on security due to a bypass of important features.

2

How does CVE-2025-64787 affect Adobe Acrobat Reader?

CVE-2025-64787 affects specific versions of Adobe Acrobat Reader by allowing attackers to bypass security features due to improper verification of cryptographic signatures.

3

How can I fix CVE-2025-64787?

To fix CVE-2025-64787, users should update Adobe Acrobat Reader to the latest version that addresses this vulnerability.

4

Which versions of Adobe Acrobat Reader are vulnerable to CVE-2025-64787?

The vulnerable versions include Adobe Acrobat Reader 24.001.30264, 20.005.30793, 25.001.20982, 24.001.30273, and 20.005.30803.

5

What could an attacker achieve by exploiting CVE-2025-64787?

An attacker exploiting CVE-2025-64787 could potentially leverage the vulnerability to bypass critical security features, increasing the risk of unauthorized actions.

Contact

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