Findings

CVE-2026-20081

Multiple vulnerabilities in Cisco Unity Connection could allow an authenticated, remote attacker to download arbitrary files from an affected system.

Published Apr 15, 2026 · updated Jun 17, 2026 · cisco unity connection

Multiple vulnerabilities in Cisco Unity Connection could allow an authenticated, remote attacker to download arbitrary files from an affected system. To exploit these vulnerabilities, the attacker must have valid administrative credentials. These vulnerabilities are due to improper sanitization of user input to the web-based management interface. An attacker could exploit these vulnerabilities by sending a crafted HTTPS request. A successful exploit could allow the attacker to download arbitrary files from an affected system.

Code

The project this record applies to. Exploit listings stay in References.

No public source repository is identified for this product.

Timeline

Detection, updates, and resolution for this record.

  1. Apr 15, 2026 · NIST NVD

    Detected

    Multiple vulnerabilities in Cisco Unity Connection could allow an authenticated, remote attacker to download arbitrary files from an affected system. To exploit these vulnerabilities, the attacker must have valid administrative credentials. These vulnerabilities are due to improper sanitization of user input to the web-based management interface. An attacker could exploit these vulnerabilities by

  2. Jun 17, 2026 · NIST NVD

    Updated

    Multiple vulnerabilities in Cisco Unity Connection could allow an authenticated, remote attacker to download arbitrary files from an affected system. To exploit these vulnerabilities, the attacker must have valid administrative credentials. These vulnerabilities are due to improper sanitization of user input to the web-based management interface. An attacker could exploit these vulnerabilities by

Affected

  • cpe cisco/unity connectionversion unspecified
  • cpe cisco/unity connection14.0
  • cpe cisco/unity connection14su1
  • cpe cisco/unity connection14su2
  • cpe cisco/unity connection14su3
  • cpe cisco/unity connection14su3a
  • cpe cisco/unity connection14su4
  • cpe cisco/unity connection14su5

Sources

  • CVE.orgVulnerability recordCVE-2026-20081

    Official CVE identifier

    cve.org
  • NIST NVDVulnerability recordCVE-2026-20081

    Multiple vulnerabilities in Cisco Unity Connection could allow an authenticated, remote attacker to download arbitrary files from an affected system. To exploit these vulnerabilities, the attacker must have valid administrative credentials. These vulnerabilities are

    nvd.nist.gov

References

CVE-2026-20081 · ZeroDay Findings