# Cisco Unity Connection vulnerabilities Source: https://junglewise.ai/threats/technologies/unity-connection Publisher: Junglewise Threat Intelligence, https://junglewise.ai/threats Updated: 11 November 2026, 03:07 UTC. Rebuilt every hour. Data: https://junglewise.ai/threats/technologies/unity-connection.json License: CC BY 4.0 with a link back Junglewise Threat Intelligence has tracked 16 vulnerabilities in Cisco Unity Connection: 0 in the last 7 days and 8 in the last 90 days, 4 of them critical and 1 exploited in the wild. The most recent, CVE-2026-76481, was published on 21 October 2026. 8 vulnerabilities in the last four weeks, up from none in the four before. 3 critical against 0. ## Counts - Last 7 days: 0 - Last 30 days: 8 - Last 90 days: 8 - All time: 16 (4 critical, 1 exploited in the wild) ## About Cisco Unity Connection A unified messaging platform that provides integrated voice mail and greeting services. ## Latest Cisco Unity Connection vulnerabilities - [CVE-2026-76481: Cisco Unified Communications Products improper exception handling](https://junglewise.ai/threats/cve-2026-76481-as-part-of-cisco-s-ongoing-commitment-to-proactive-security-and) (high, CVSS 7.5, published 21 Oct 2026) - [CVE-2026-76479: Cisco Unified Communications Products path traversal in security hardening](https://junglewise.ai/threats/cve-2026-76479-as-part-of-cisco-s-ongoing-commitment-to-proactive-security-and) (high, CVSS 7.8, published 21 Oct 2026) - [CVE-2026-76478: Cisco Unified Communications Products improper access control](https://junglewise.ai/threats/cve-2026-76478-as-part-of-cisco-s-ongoing-commitment-to-proactive-security-and) (high, CVSS 8.8, published 21 Oct 2026) - [CVE-2026-76477: Cisco Unified Communications SQL injection in](https://junglewise.ai/threats/cve-2026-76477-as-part-of-cisco-s-ongoing-commitment-to-proactive-security-and) (high, CVSS 8.8, published 21 Oct 2026) - [CVE-2026-76476: Cisco Unified Communications Products improper input validation](https://junglewise.ai/threats/cve-2026-76476-as-part-of-cisco-s-ongoing-commitment-to-proactive-security-and) (high, CVSS 8.8, published 21 Oct 2026) - [CVE-2026-76475: Cisco Unified Communications Products cross-site scripting in web interface](https://junglewise.ai/threats/cve-2026-76475-as-part-of-cisco-s-ongoing-commitment-to-proactive-security-and) (critical, CVSS 9.3, published 21 Oct 2026) - [CVE-2026-76474: Cisco Unified Communications authentication bypass](https://junglewise.ai/threats/cve-2026-76474-as-part-of-cisco-s-ongoing-commitment-to-proactive-security-and) (critical, CVSS 9.8, published 21 Oct 2026) - [CVE-2026-76473: Cisco Unified Communications products resource lifecycle control](https://junglewise.ai/threats/cve-2026-76473-as-part-of-cisco-s-ongoing-commitment-to-proactive-security-and) (critical, CVSS 9.8, published 21 Oct 2026) - [CVE-2026-20035: Cisco Unity Connection SSRF in Web Inbox](https://junglewise.ai/threats/cve-2026-20035-cisco-unity-connection-ssrf-in-web-inbox) (high, CVSS 7.2, published 6 May 2026) - [CVE-2026-20034: Cisco Unity Connection remote code execution in management interface](https://junglewise.ai/threats/cve-2026-20034-cisco-unity-connection-remote-code-execution-in-management) (high, CVSS 8.8, published 6 May 2026) - [CVE-2026-20081: Multiple vulnerabilities in Cisco Unity Connection could allow an authenticated, remote attacker to download…](https://junglewise.ai/threats/cve-2026-20081-multiple-vulnerabilities-in-cisco-unity-connection-could-allow-an) (medium, CVSS 6.5, published 15 Apr 2026) - [CVE-2026-20078: Multiple vulnerabilities in Cisco Unity Connection could allow an authenticated, remote attacker to download…](https://junglewise.ai/threats/cve-2026-20078-multiple-vulnerabilities-in-cisco-unity-connection-could-allow-an) (medium, CVSS 6.5, published 15 Apr 2026) - [CVE-2026-20061: A vulnerability in the web-based management interface of Cisco Unity Connection could allow an authenticated, remote…](https://junglewise.ai/threats/cve-2026-20061-a-vulnerability-in-the-web-based-management-interface-of-cisco) (medium, CVSS 4.3, published 15 Apr 2026) - [CVE-2026-20060: A vulnerability in the web-based management interface of Cisco Unity Connection could allow an unauthenticated, remote…](https://junglewise.ai/threats/cve-2026-20060-a-vulnerability-in-the-web-based-management-interface-of-cisco) (medium, CVSS 4.7, published 15 Apr 2026) - [CVE-2026-20059: A vulnerability in the web-based management interface of Cisco Unity Connection could allow an unauthenticated, remote…](https://junglewise.ai/threats/cve-2026-20059-a-vulnerability-in-the-web-based-management-interface-of-cisco) (medium, CVSS 6.1, published 15 Apr 2026) - [CVE-2026-20045: Cisco Unified Communications Products code injection in management interface](https://junglewise.ai/threats/cve-2026-20045-cisco-unified-communications-products-code-injection-in) (critical, exploited in the wild, CVSS 9.8, published 21 Jan 2026) ## Most severe Cisco Unity Connection vulnerabilities - [CVE-2026-20045: Cisco Unified Communications Products code injection in management interface](https://junglewise.ai/threats/cve-2026-20045-cisco-unified-communications-products-code-injection-in) (critical, exploited in the wild, CVSS 9.8, published 21 Jan 2026) - [CVE-2026-76474: Cisco Unified Communications authentication bypass](https://junglewise.ai/threats/cve-2026-76474-as-part-of-cisco-s-ongoing-commitment-to-proactive-security-and) (critical, CVSS 9.8, published 21 Oct 2026) - [CVE-2026-76473: Cisco Unified Communications products resource lifecycle control](https://junglewise.ai/threats/cve-2026-76473-as-part-of-cisco-s-ongoing-commitment-to-proactive-security-and) (critical, CVSS 9.8, published 21 Oct 2026) - [CVE-2026-76475: Cisco Unified Communications Products cross-site scripting in web interface](https://junglewise.ai/threats/cve-2026-76475-as-part-of-cisco-s-ongoing-commitment-to-proactive-security-and) (critical, CVSS 9.3, published 21 Oct 2026) - [CVE-2026-20034: Cisco Unity Connection remote code execution in management interface](https://junglewise.ai/threats/cve-2026-20034-cisco-unity-connection-remote-code-execution-in-management) (high, CVSS 8.8, published 6 May 2026) - [CVE-2026-76478: Cisco Unified Communications Products improper access control](https://junglewise.ai/threats/cve-2026-76478-as-part-of-cisco-s-ongoing-commitment-to-proactive-security-and) (high, CVSS 8.8, published 21 Oct 2026) - [CVE-2026-76477: Cisco Unified Communications SQL injection in](https://junglewise.ai/threats/cve-2026-76477-as-part-of-cisco-s-ongoing-commitment-to-proactive-security-and) (high, CVSS 8.8, published 21 Oct 2026) - [CVE-2026-76476: Cisco Unified Communications Products improper input validation](https://junglewise.ai/threats/cve-2026-76476-as-part-of-cisco-s-ongoing-commitment-to-proactive-security-and) (high, CVSS 8.8, published 21 Oct 2026) - [CVE-2026-76479: Cisco Unified Communications Products path traversal in security hardening](https://junglewise.ai/threats/cve-2026-76479-as-part-of-cisco-s-ongoing-commitment-to-proactive-security-and) (high, CVSS 7.8, published 21 Oct 2026) - [CVE-2026-76481: Cisco Unified Communications Products improper exception handling](https://junglewise.ai/threats/cve-2026-76481-as-part-of-cisco-s-ongoing-commitment-to-proactive-security-and) (high, CVSS 7.5, published 21 Oct 2026) ## Vulnerabilities per week 8 vulnerabilities in the last four weeks, up from none in the four before. 3 critical against 0. | Week of | Vulns | Critical | Exploited | | --- | --- | --- | --- | | 17 Aug 2026 | 0 | 0 | 0 | | 24 Aug 2026 | 0 | 0 | 0 | | 31 Aug 2026 | 0 | 0 | 0 | | 7 Sep 2026 | 0 | 0 | 0 | | 14 Sep 2026 | 0 | 0 | 0 | | 21 Sep 2026 | 0 | 0 | 0 | | 28 Sep 2026 | 0 | 0 | 0 | | 5 Oct 2026 | 0 | 0 | 0 | | 12 Oct 2026 | 0 | 0 | 0 | | 19 Oct 2026 | 8 | 3 | 0 | | 26 Oct 2026 | 0 | 0 | 0 | | 2 Nov 2026 | 0 | 0 | 0 | | 9 Nov 2026 | 0 | 0 | 0 | ## Other Cisco technologies - [Cisco IOS](https://junglewise.ai/threats/technologies/ios): 70 vulnerabilities - [Cisco Identity Services Engine](https://junglewise.ai/threats/technologies/identity-services-engine): 58 vulnerabilities - [Cisco IOS XE](https://junglewise.ai/threats/technologies/ios-xe): 57 vulnerabilities - [Cisco Firepower Threat Defense](https://junglewise.ai/threats/technologies/firepower-threat-defense): 33 vulnerabilities - [Cisco Firepower Threat Defense Software](https://junglewise.ai/threats/technologies/firepower-threat-defense-software): 33 vulnerabilities - [Cisco IOS XR](https://junglewise.ai/threats/technologies/ios-xr): 31 vulnerabilities - [Cisco IOS XE Software](https://junglewise.ai/threats/technologies/ios-xe-software): 28 vulnerabilities - [Cisco Adaptive Security Appliance Software](https://junglewise.ai/threats/technologies/secure-firewall-asa-software): 23 vulnerabilities - [Cisco Snort 3](https://junglewise.ai/threats/technologies/snort-3): 20 vulnerabilities - [Cisco Ios Software](https://junglewise.ai/threats/technologies/ios-software): 19 vulnerabilities - [Cisco ISE Passive Identity Connector](https://junglewise.ai/threats/technologies/ise-passive-identity-connector): 19 vulnerabilities - [Cisco Secure Firewall Management Center](https://junglewise.ai/threats/technologies/secure-firewall-management-center): 16 vulnerabilities ## Sources NVD, GitHub Security Advisories, OSV, the CISA Known Exploited Vulnerabilities catalog, FIRST EPSS and vendor advisories. Rebuilt every hour. Cite as: Junglewise Threat Intelligence, "Cisco Unity Connection vulnerabilities", https://junglewise.ai/threats/technologies/unity-connection, 11 November 2026.