Cross-site scripting (XSS) vulnerability in Cisco Unity Connection through 11.0 allows…
Priority LOW 29CWE-79Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- Required
- Attack complexity
- Low
- Impact type
- Cross-site scripting
- Confidentiality · integrity · availability
- Low · Low · None
- Fix status
- No fix listed
Attack profile from CVSS 3.0 · NVD. Fix status from CNA. Impact type from CWE-79.
Summary
Cross-site scripting (XSS) vulnerability in Cisco Unity Connection through 11.0 allows remote attackers to inject arbitrary web script or HTML via unspecified parameters, aka Bug ID CSCus21776.
Why it matters now
EPSS 0.01009 63rd percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| — | — | all versions | — | No fix listed | CNA |
- — Vendor— Affected all versions Fixed in — No fix listed CNA
CPE configurations NVD · 6
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:cisco:unity_connection:10.0.0:*:*:*:*:*:*:* | 10.0.0 | Vulnerable | Cisco |
| cpe:2.3:a:cisco:unity_connection:10.0.5:*:*:*:*:*:*:* | 10.0.5 | Vulnerable | Cisco |
| cpe:2.3:a:cisco:unity_connection:10.5\(2\):*:*:*:*:*:*:* | 10.5(2) | Vulnerable | Cisco |
| cpe:2.3:a:cisco:unity_connection:10.5\(2.3009\):*:*:*:*:*:*:* | 10.5(2.3009) | Vulnerable | Cisco |
| cpe:2.3:a:cisco:unity_connection:11.0\(0.98000.225\):*:*:*:*:*:*:* | 11.0(0.98000.225) | Vulnerable | Cisco |
| cpe:2.3:a:cisco:unity_connection:11.0.0:*:*:*:*:*:*:* | 11.0.0 | Vulnerable | Cisco |
- cpe:2.3:a:cisco:unity_connection:10.0.0:*:*:*:*:*:*:* Versions 10.0.0 Vulnerable ·Cisco
- cpe:2.3:a:cisco:unity_connection:10.0.5:*:*:*:*:*:*:* Versions 10.0.5 Vulnerable ·Cisco
- cpe:2.3:a:cisco:unity_connection:10.5\(2\):*:*:*:*:*:*:* Versions 10.5(2) Vulnerable ·Cisco
- cpe:2.3:a:cisco:unity_connection:10.5\(2.3009\):*:*:*:*:*:*:* Versions 10.5(2.3009) Vulnerable ·Cisco
- cpe:2.3:a:cisco:unity_connection:11.0\(0.98000.225\):*:*:*:*:*:*:* Versions 11.0(0.98000.225) Vulnerable ·Cisco
- cpe:2.3:a:cisco:unity_connection:11.0.0:*:*:*:*:*:*:* Versions 11.0.0 Vulnerable ·Cisco
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2016-1377
- 2026-10-03 Alias added: GHSA-xhjc-54vq-qjm9
References
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-2016-1377 · CVE Program
- CVE-2016-1377 · NVD
- FIRST EPSS
- GHSA-xhjc-54vq-qjm9 · GitHub Advisory Database · CC BY 4.0
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