CVE-2026-83964
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Improper Certificate Validation in Adobe Connect

Publication date: 2026-09-22

Last updated on: 2026-09-22

Assigner: Adobe Systems Incorporated

Description
Adobe Connect is affected by an Improper Certificate Validation vulnerability that could lead to disclosure of sensitive memory. An attacker could leverage this vulnerability to disclose sensitive information. Exploitation of this issue does not require user interaction.

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Meta Information

Published
2026-09-22
Last Modified
2026-09-22
Generated
2026-09-23
AI Q&A
2026-09-22
EPSS Evaluated
N/A
NVD
CVE-2026-83964
EUVD
EUVD-2026-84786

Affected Vendors & Products

Showing 1 associated CPE
Vendor Product Version / Range
adobe connect *

Helpful Resources

Exploitability

CWE
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KEV
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CWE ID Description
CWE-295 The product does not validate, or incorrectly validates, a certificate.

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Executive Summary

Adobe Connect has an Improper Certificate Validation vulnerability that allows attackers to disclose sensitive memory contents without requiring user interaction. This flaw could expose confidential information stored in memory.

Detection Guidance

Since no specific detection methods or commands are provided in the CVE details, general network monitoring and Adobe Connect server log analysis are recommended. Check for unusual memory disclosure patterns or unexpected certificate validation failures in logs.

Impact Analysis

This vulnerability could allow attackers to access sensitive data stored in memory, potentially including credentials or other confidential information. Since exploitation does not require user interaction, it may be exploited silently.

Compliance Impact

This vulnerability could lead to unauthorized disclosure of personal or sensitive data, which may violate GDPR, HIPAA, or other privacy regulations. Organizations using Adobe Connect may face compliance violations and potential penalties if exploited.

Mitigation Strategies

Apply the latest security patches from Adobe for Connect. Ensure proper certificate validation is enforced in server configurations. Monitor Adobe's security advisories for updates and restrict network access to the Adobe Connect server if possible.

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