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Vulnerability · Published Oct 21, 2026 · Assigned by cisco

CVE-2026-76481Cisco Unified Communications Products Hardening Release: October 2026 - Improper Check or Handling of Exceptional Conditions Vulnerabilities

High 7.5

In plain English

A high-severity security flaw in Cisco Emergency Responder from Cisco. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.5% (higher than 40% of all known vulnerabilities).

Severity (CVSS 3.1)7.5High
Exploit odds (30 days)0.5%top 60.4% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known

Official description

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-2026-76481 are related to issues concerning improper handling of exceptional conditions that are grouped under the Common Weakness Enumeration (CWE) Pillar CWE-703.

Affected products (as reported)

VendorProductVersions
Cisco Cisco Emergency Responder 1414SU114SU214SU314SU3a1515SU115SU1a
Cisco Cisco Unified Communications Manager 1414SU114SU214SU31515SU114SU414SU4a
Cisco Cisco Unified Communications Manager IM and Presence Service 1414SU114SU214SU2a14SU31515SU114SU4
Cisco Cisco Unity Connection 1414SU114SU214SU314SU3a1515SU114SU4

Weakness: CWE-703 · Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

References