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CVE-2025-64786: Improper Verification of Cryptographic Signature (CWE-347) in Adobe Acrobat Reader

0
Low
VulnerabilityCVE-2025-64786cvecve-2025-64786cwe-347
Published: Tue Dec 09 2025 (12/09/2025, 20:21:04 UTC)
Source: CVE Database V5
Vendor/Project: Adobe
Product: Acrobat Reader

Description

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 gain limited unauthorized write access. Exploitation of this issue requires user interaction with a cryptographic signature.

AI-Powered Analysis

Machine-generated threat intelligence

AILast updated: 04/29/2026, 10:40:25 UTC

Technical Analysis

This vulnerability in Adobe Acrobat Reader arises from improper verification of cryptographic signatures (CWE-347). Affected versions include 24.001.30264, 20.005.30793, 25.001.20982, 24.001.30273, 20.005.30803, and earlier. The flaw could allow an attacker to bypass security features and gain limited unauthorized write access, but exploitation requires user interaction with a cryptographic signature. The CVSS v3.1 base score is 3.3, reflecting low severity, with attack vector local, low complexity, no privileges required, user interaction required, and impact limited to integrity.

Potential Impact

The vulnerability could allow an attacker to bypass security features and gain limited unauthorized write access on affected Adobe Acrobat Reader versions. There is no impact on confidentiality or availability. Exploitation requires user interaction, limiting the risk. No known exploits are reported in the wild.

Mitigation Recommendations

Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until an official fix is released, users should exercise caution when interacting with cryptographic signatures in Acrobat Reader. No official patch or workaround is currently documented.

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Technical Details

Data Version
5.2
Assigner Short Name
adobe
Date Reserved
2025-11-11T22:48:38.823Z
Cvss Version
3.1
State
PUBLISHED

Threat ID: 69388b5252fe50f9a48983b8

Added to database: 12/9/2025, 8:49:22 PM

Last enriched: 4/29/2026, 10:40:25 AM

Last updated: 5/7/2026, 12:56:00 PM

Views: 329

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