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CRITICAL · 9.6

CVE-2025-27203

Adobe Connect versions 24.0 and earlier are affected by a Deserialization of Untrusted Data vulnerability that could lead to arbitrary code execution by an attacker. Exploitation of this issue does re...

Vulnerability Description

Adobe Connect versions 24.0 and earlier are affected by a Deserialization of Untrusted Data vulnerability that could lead to arbitrary code execution by an attacker. Exploitation of this issue does require user interaction and scope is changed.

CVSS Score

9.6

CRITICAL

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
CHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH

Affected Products

VendorProductVersions
AdobeConnect Desktop Application< 2025.5.5

Related Weaknesses (CWE)

CWE-502

References

FAQ

What is CVE-2025-27203?

CVE-2025-27203 is a vulnerability with a CVSS score of 9.6 (CRITICAL). Adobe Connect versions 24.0 and earlier are affected by a Deserialization of Untrusted Data vulnerability that could lead to arbitrary code execution by an attacker. Exploitation of this issue does re...

How severe is CVE-2025-27203?

CVE-2025-27203 has been rated CRITICAL with a CVSS base score of 9.6/10. This is considered a critical vulnerability requiring immediate attention.

Is there a patch for CVE-2025-27203?

Check the references section above for vendor advisories and patch information. Affected products include: Adobe Connect Desktop Application.