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CVE-2026-20034

Cisco Unity Connection Remote Code Execution Vulnerability

Published
Last modified
published
Not listed in CISA KEV
None on Exploit-DB, Metasploit or GitHub
  • Exploitation: none
  • Automatable: no
  • Technical impact: total

Summary

A vulnerability in the web-based management interface of Cisco Unity Connection could allow an authenticated, remote attacker to execute arbitrary code on an affected device. This vulnerability is due to insufficient validation of user-supplied input. An attacker could exploit this vulnerability by submitting a crafted API request. A successful exploit could allow the attacker to execute arbitrary code as root, possibly resulting in the complete compromise of a targeted device. To exploit this vulnerability, the attacker must have valid user credentials on the affected device.

Timeline

  1. CISA SSVC assessment

    Exploitation: none · Automatable: no · Technical impact: total

  2. CVE published
  3. Record last updated

Affected versions

  • Cisco Cisco Unity Connection

    12.5(1), 12.5(1)SU1, 12.5(1)SU2, 12.5(1)SU3, 12.5(1)SU4, 14, 12.5(1)SU5, 14SU1, 12.5(1)SU6, 14SU2, 12.5(1)SU7, 14SU3, 12.5(1)SU8, 14SU3a, 12.5(1)SU8a, 15, 15SU1, 14SU4, 12.5(1)SU9, 15SU2, 15SU3

References 1

sec.cloudapps.cisco.com