CVE-2026-27303

CriticalCVSS 9.6/10Last modified Oct 26, 2026

Description

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.

Metrics

CVSS 3.1 9.6/10CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H

Weakness enumeration

CWE-502

Affected software

VendorProductVersions
AdobeAdobe Connect<= 12.10
AdobeAdobe Connect Desktop Application<= 2025.3

References

Timeline

Published
Apr 14, 2026
Last modified
Oct 26, 2026
NVD status
Analyzed

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CVE-2026-27303: Critical severity, CVSS 9.6 | Vulnix