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ID:12367 - Exploit for Code Injection in Cisco Systems, Inc products - CVE-2026-20045
ID:12367 - Exploit for Code Injection in Cisco Systems, Inc products - CVE-2026-20045
Published: February 6, 2026
Vulnerability identifier: #VU121911
Vulnerability risk: Critical
CVE-ID: CVE-2026-20045
CWE-ID: CWE-94
Exploitation vector: Remote access
Vulnerable software:
Cisco Unified Communications Manager
Cisco Unified Communications Manager Session Management Edition
Cisco Unified Communications Manager IM & Presence Service
Cisco Unity Connection
Cisco Unified Communications Manager
Cisco Unified Communications Manager Session Management Edition
Cisco Unified Communications Manager IM & Presence Service
Cisco Unity Connection
Link to public exploit:
Vulnerability description
The vulnerability allows a remote attacker to execute arbitrary code on the target system.
The vulnerability exists due to improper input validation when handling HTTP requests. A remote attacker can send a specially crafted HTTP request and execute arbitrary code on the target system.
Note, the vulnerability is being actively exploited in the wild.
Remediation
Install updates from vendor's website.