CVE-2026-76475Cisco Unified Communications Products Hardening Release: October 2026 - Cross-site Scripting Vulnerabilities
Updated under an hour ago ()
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It affects Cisco Emergency Responder and 3 other products. Add what you run to find out whether that includes you.
No exploitation reported and no EPSS estimate yet.
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As part of Cisco's ongoing commitment to proactive security and product quality, engineering teams for Cisco Emergency Responder, Cisco Prime Collaboration Deployment, Cisco Unified Communications Manager (Unified CM), Cisco Unified Communications Manager IM & Presence Service (Unified CM IM&P), Cisco Unified Communications Manager Session Management Edition (Unified CM SME), and Cisco Unity Connection have conducted a comprehensive internal security review. This review resulted in software hardening releases that address multiple internally discovered vulnerabilities. The vulnerabilities tracked by CVE-2026-76475 are related to issues concerning improper neutralization of input during web page generation that are grouped under the Common Weakness Enumeration (CWE) Base CWE-79.
- CVSS
- 9.3 CRITICAL (v3.1, CNA)CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:N
- Weakness (CWE)
- CWE-79
- Known exploited
- Not in CISA's KEV catalog
- EPSS (exploitation in the next 30 days)
- Not loaded for this CVE
- Assigned by
- cisco
- NVD analysis
- Awaiting Analysis
- Record last updated
- Oct 21, 2026
- First seen by InfoSec Signals
- Oct 21, 2026
Affected products
Cisco Cisco Emergency Responder cisco:emergency_responder (from the name) | 14; 14SU1; 14SU2; 14SU3; 14SU3a; 15; 15SU1; 15SU1a; and 6 more ranges | CNA record |
Cisco Cisco Unified Communications Manager cisco:unified_communications_manager (from the name) | 14; 14SU1; 14SU2; 14SU3; 15; 15SU1; 14SU4; 14SU4a; and 15 more ranges | CNA record |
Cisco Cisco Unified Communications Manager IM and Presence Service cisco:unified_communications_manager_im_and_presence_service (from the name) | 14; 14SU1; 14SU2; 14SU2a; 14SU3; 15; 15SU1; 14SU4; and 5 more ranges | CNA record |
Cisco Cisco Unity Connection cisco:unity_connection (from the name) | 14; 14SU1; 14SU2; 14SU3; 14SU3a; 15; 15SU1; 14SU4; and 5 more ranges | CNA record |
References
- https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-voice-hardening-twgbH9e3
The CVE record on cve.org NVD's entry
The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.