Cisco Unity Connection Open Redirect Vulnerability
Priority LOW 21CWE-601Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- Required
- Attack complexity
- Low
- Impact type
- Spoofing
- Confidentiality · integrity · availability
- None · Low · None
- Fix status
- No fix listed
Attack profile from CVSS 3.1 · CNA. Fix status from CNA. Impact type from CWE-601.
Summary
A vulnerability in the web-based management interface of Cisco Unity Connection could allow an unauthenticated, remote attacker to redirect a user to a malicious web page. This vulnerability is due to improper input validation of HTTP request parameters. An attacker could exploit this vulnerability by persuading a user to click a crafted link. A successful exploit could allow the attacker to redirect a user to a malicious web page.
Why it matters now
Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00202 10th percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- Automatable
- No
- Technical impact
- Partial
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| Cisco | Cisco Unity Connection | 14; 14SU1; 14SU2; 14SU3; 14SU3a; 15; 15SU1; 14SU4; 15SU2; 15SU3 | — | No fix listed | CNA |
- Cisco Unity Connection VendorCisco Affected 14; 14SU1; 14SU2; 14SU3; 14SU3a; 15; 15SU1; 14SU4; 15SU2; 15SU3 Fixed in — No fix listed CNA
CPE configurations NVD · 11
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:cisco:unity_connection:*:*:*:*:*:*:*:* | up to 12.5 | Vulnerable | Cisco |
| cpe:2.3:a:cisco:unity_connection:14.0:*:*:*:*:*:*:* | 14.0 | Vulnerable | Cisco |
| cpe:2.3:a:cisco:unity_connection:14su1:*:*:*:*:*:*:* | 14su1 | Vulnerable | Cisco |
| cpe:2.3:a:cisco:unity_connection:14su2:*:*:*:*:*:*:* | 14su2 | Vulnerable | Cisco |
| cpe:2.3:a:cisco:unity_connection:14su3:*:*:*:*:*:*:* | 14su3 | Vulnerable | Cisco |
| cpe:2.3:a:cisco:unity_connection:14su3a:*:*:*:*:*:*:* | 14su3a | Vulnerable | Cisco |
| cpe:2.3:a:cisco:unity_connection:14su4:*:*:*:*:*:*:* | 14su4 | Vulnerable | Cisco |
| cpe:2.3:a:cisco:unity_connection:15.0:*:*:*:*:*:*:* | 15.0 | Vulnerable | Cisco |
| cpe:2.3:a:cisco:unity_connection:15su1:*:*:*:*:*:*:* | 15su1 | Vulnerable | Cisco |
| cpe:2.3:a:cisco:unity_connection:15su2:*:*:*:*:*:*:* | 15su2 | Vulnerable | Cisco |
- cpe:2.3:a:cisco:unity_connection:*:*:*:*:*:*:*:* Versions up to 12.5 Vulnerable ·Cisco
- cpe:2.3:a:cisco:unity_connection:14.0:*:*:*:*:*:*:* Versions 14.0 Vulnerable ·Cisco
- cpe:2.3:a:cisco:unity_connection:14su1:*:*:*:*:*:*:* Versions 14su1 Vulnerable ·Cisco
- cpe:2.3:a:cisco:unity_connection:14su2:*:*:*:*:*:*:* Versions 14su2 Vulnerable ·Cisco
- cpe:2.3:a:cisco:unity_connection:14su3:*:*:*:*:*:*:* Versions 14su3 Vulnerable ·Cisco
- cpe:2.3:a:cisco:unity_connection:14su3a:*:*:*:*:*:*:* Versions 14su3a Vulnerable ·Cisco
- cpe:2.3:a:cisco:unity_connection:14su4:*:*:*:*:*:*:* Versions 14su4 Vulnerable ·Cisco
- cpe:2.3:a:cisco:unity_connection:15.0:*:*:*:*:*:*:* Versions 15.0 Vulnerable ·Cisco
- cpe:2.3:a:cisco:unity_connection:15su1:*:*:*:*:*:*:* Versions 15su1 Vulnerable ·Cisco
- cpe:2.3:a:cisco:unity_connection:15su2:*:*:*:*:*:*:* Versions 15su2 Vulnerable ·Cisco
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2026-20060
- 2026-10-03 Alias added: GHSA-wxm9-c4v7-5x34
References
Advisory 1
More Cisco Unity Connection vulnerabilities
- TI-2026-16259 Cisco Unified Communications Products Remote Code Execution Vulnerability KEVCVSS 3.1CRITICAL 9.8
- TI-2021-19919 Apache Log4j2 JNDI features do not protect against attacker controlled LDAP and other JNDI related endpoints KEVCVSS 3.1CRITICAL 10.0
- TI-2024-13188 Deserialization of untrusted data in Cisco Unified Contact Center Enterprise CVSS 3.1CRITICAL 10.0
- TI-2024-13207 Unrestricted file upload in Cisco Unity Connection CVSS 3.1CRITICAL 9.8
- TI-2017-09109 Improper authentication in Cisco Voice Operating System CVSS 3.0CRITICAL 9.8
- TI-2021-01089 Cisco Unified Communications Products Remote Code Execution Vulnerability CVSS 3.1HIGH 8.8
Sources
- CVE-2026-20060 · CVE Program
- CVE-2026-20060 · NVD
- FIRST EPSS
- GHSA-wxm9-c4v7-5x34 · GitHub Advisory Database · CC BY 4.0
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