CVE-2026-121887

CriticalCVSS 9.9/10Last modified Nov 12, 2026

Description

Adobe Connect is affected by an Improper Restriction of XML External Entity Reference ('XXE') vulnerability that could result in arbitrary code execution in the context of the current user. A low-privileged attacker could exploit this vulnerability to execute arbitrary code. Exploitation of this issue does not require user interaction. Scope is changed.

Metrics

CVSS 3.1 9.9/10CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H

Weakness enumeration

CWE-611

Affected software

Source: the vendor's advisory (CNA). NVD analysis pending.

No affected versions have been published.

Timeline

Published
Nov 10, 2026
Last modified
Nov 12, 2026
NVD status
Awaiting Analysis

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CVE-2026-121887: Critical severity, CVSS 9.9 | Vulnix