CVE-2026-76481 Cisco Unified Communications - Improper Handling of Exceptional Conditions

Cisco Emergency Responder, Cisco Prime Collaboration Deployment, Cisco Unified Communications Manager, Unified CM IM&P, Unified CM SME, and Cisco Unity Connection contain improper handling of exceptional conditions (CWE-703), letting attackers cause unexpected behavior, exploit requires unspecified conditions.

CVSS base score 7.5 /10
High
CISA KEV
Not listed
Public exploit
None known
View the NVD record ↗

Details

Type
Improper Handling of Exceptional Conditions
Impact
Denial Of Service
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Published
21 October 2026
Updated
22 October 2026
Weakness
CWE-703

Vendor fix

Update to the latest software hardening releases provided by Cisco.

Patching closes this CVE. It does not tell you which of your systems run the affected version, or what else is exposed alongside them.

References

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