CVE-2025-20275 MEDIUM

CVE-2025-20275: Cisco Unified Contact Center Express Editor Remote Code Execution Vulnerability

Vendor Cisco
Product Cisco Unified Contact Center Express
Weakness CWE-502 · Unsafe deserialization
Published June 4, 2025
Last update February 26, 2026

CVSS base score

5.3/10
Attack vector Local
Attack complexity Low
Privileges required None
User interaction Required
Confidentiality Low
Integrity Low

CVSS vector

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:L

What the vulnerability does

01Description

A vulnerability in the file opening process of Cisco Unified Contact Center Express (Unified CCX) Editor could allow an unauthenticated attacker to execute arbitrary code on an affected device.  This vulnerability is due to insecure deserialization of Java objects by the affected software. An attacker could exploit this vulnerability by persuading an authenticated, local user to open a crafted .aef file. A successful exploit could allow the attacker to execute arbitrary code on the host that is running the editor application with the privileges of the user who launched it.

Key dates

02Disclosure timeline

June 4, 2025 CVE published
February 26, 2026 Record updated