Cisco Emergency Responder cross site scripting

Summaryinfo

A vulnerability marked as problematic has been reported in Cisco Emergency Responder, Prime Collaboration Deployment, Unified Communications Manager, Unified Communications Manager IM and Presence Service, Unified Communications Manager Session Management Edition and Unity Connection. Affected by this vulnerability is an unknown functionality. This manipulation causes cross site scripting. This vulnerability is tracked as CVE-2026-76475. The attack is possible to be carried out remotely. No exploit exists. It is suggested to upgrade the affected component.

Detailsinfo

A vulnerability was found in Cisco Emergency Responder, Prime Collaboration Deployment, Unified Communications Manager, Unified Communications Manager IM and Presence Service, Unified Communications Manager Session Management Edition and Unity Connection. It has been declared as problematic. Affected by this vulnerability is an unknown code. The manipulation with an unknown input leads to a cross site scripting vulnerability. The CWE definition for the vulnerability is CWE-79. The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users. As an impact it is known to affect integrity. The summary by CVE is:

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.

The advisory is shared at sec.cloudapps.cisco.com. This vulnerability is known as CVE-2026-76475 since 08/19/2026. The exploitation appears to be easy. The attack can be launched remotely. The exploitation doesn't need any form of authentication. It demands that the victim is doing some kind of user interaction. Neither technical details nor an exploit are publicly available. The price for an exploit might be around USD $0-$5k at the moment (estimation calculated on 10/21/2026). MITRE ATT&CK project uses the attack technique T1059.007 for this issue.

Upgrading eliminates this vulnerability.

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

Type

• Unified Communication Software

Vendor

• Cisco

Name

• Emergency Responder
• Prime Collaboration Deployment
• Unified Communications Manager
• Unified Communications Manager IM and Presence Service
• Unified Communications Manager Session Management Edition
• Unity Connection

License

• commercial

Website

• Vendor: https://www.cisco.com/

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Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

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