CVE-2026-27303

Adobe Connect versions 2025.3, 12.10 and earlier are affected by a Deserialization of Untrusted Data vulnerability that could result in arbitrary code execution in the context of the current user. Exploitation of this issue requires user interaction in that a victim must visit a maliciously crafted URL or interact with a compromised web page. Scope is changed.

CVSS v3 9.6 CRITICAL

9.6^/10

CVSS v3 : CRITICAL

Vector :

Exploitability : 2.8 / Impact : 6.0

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction REQUIRED

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope CHANGED

References

Link	Resource
https://helpx.adobe.com/security/products/connect/apsb26-37.html	Vendor Advisory

Configurations

Configuration 1 (hide)

AND

cpe:2.3:a:adobe:connect:*:*:*:*:*:-:*:*

OR	cpe:2.3:o:apple:macos:-:::::::*
	cpe:2.3:o:microsoft:windows:-:::::::*

Configuration 2 (hide)

OR	cpe:2.3:a:adobe:connect_desktop_application::::::macos::*
	cpe:2.3:a:adobe:connect_desktop_application::::::windows::*

History

No history.

Information

Published : 2026-04-14 18:16

Updated : 2026-08-28 00:17

NVD link : CVE-2026-27303

Mitre link : CVE-2026-27303

CVE.ORG link : CVE-2026-27303

JSON object : View

Products Affected

apple

macos

microsoft

windows

adobe

connect_desktop_application
connect

CWE

CWE-502

Deserialization of Untrusted Data

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