Vendor reports in the wild exploitation of this vulnerability.
Vulnerable component: Apex One
CVSSv3 score: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:H/RL:O/RC:C
CWE-ID: CWE-20 - Improper Input Validation
The vulnerability allows a remote attacker to compromise the target system.
The vulnerability exists due to a content validation escape issue. A remote authenticated attacker can pass specially crafted input to the application and manipulate certain agent client components.
Note: the vulnerability is being actively exploited in the wild.