CVE-2026-121355

Summary

Adobe Connect contains an Incorrect Authorization (CWE-863) flaw allowing unauthenticated or low-privileged users to escalate privileges and access sensitive resources without user interaction. This enables unauthorized elevation to higher access levels, compromising confidentiality and integrity of system data.

Exploitability

Exploitation requires no user interaction and likely leverages direct API or web interface calls to bypass intended authorization checks; skill level is moderate due to need for understanding of Adobe Connect's internal access controls.

Blast radius

Successful exploitation could allow attackers to access confidential meeting content, user data, or administrative functions, potentially affecting all tenants or users on the affected Adobe Connect instance.

Detection

No reliable host or network indicator is derivable from the published description.

Prioritized remediation

Upgrade to Adobe Connect version 2.590 or later, as this is the fixed version addressing CVE-2026-121355.

Analysis generated locally by garnet-coder (no data left the box). AI-assisted — verify against primary sources before acting.