Improper Certificate Validation in Adobe Connect by Adobe
CVE-2026-83964

6.2MEDIUM

Key Information:

Vendor

Adobe
Status
Adobe Connect
Adobe Connect Android Mobile App
Vendor
CVE Published:
22 September 2026

What is CVE-2026-83964?

Adobe Connect is impacted by an improper certificate validation vulnerability that allows attackers to disclose sensitive memory contents. This vulnerability can be exploited without requiring user interaction, making it particularly concerning. Attackers could leverage this issue to access confidential information, posing a significant risk to organizations relying on Adobe Connect for secure communications and data management.

Affected Version(s)

Adobe Connect 0 <= 12.11

Adobe Connect Android Mobile App 0 <= 4.4

Adobe Connect 12.11.1, 12.12

References

https://helpx.adobe.com/security/products/connect/apsb26-...
vendor-advisory

CVSS V3.1

Score:
6.2
Severity:
MEDIUM
Confidentiality:
High
Integrity:
None
Availability:
High
Attack Vector:
Local
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.