01 Record
CVE-2026-76481
Cisco Unified Communications Products Hardening Release: October 2026 - Improper Check or Handling of Exceptional Conditions Vulnerabilities
HighPUBLISHEDCNA: cisco
CNA base score7.5 CVSS v3.xCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
02 Description
Cisco Unified Communications Products Hardening Release: October 2026 - Improper Check or Handling of Exceptional Conditions Vulnerabilities
03 Exploitation and scoring
- Exploitation
- Assessed, none found. CISA's assessment recorded neither public exploit code nor evidence of exploitation when it was made.
- SSVC decision
- ExploitationnoneCISA recorded no public exploit code and no evidence of exploitation.
- AutomatableyesAn attacker can reliably automate reconnaissance through exploitation, so this scales.
- Technical ImpactpartialSuccessful exploitation gives limited control of the vulnerable component.
- EPSS probability
- 0.45% probability of exploitation activity in the next 30 days.
- EPSS percentile
- Equal to or higher than the score of 39.2% of scored records. A rank, not a probability.
- NVD base score
- 7.5 (CVSS v3.x), scored by the NVD independently of the CNA.
- NVD CVSS vector
- CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
- NVD analysis status
- Awaiting Analysis. NVD last modified this record on 2026-10-21.
- Red Hat severity
- No Red Hat rating. Red Hat rates the CVEs that affect its products.
Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.
04 Metadata
- Published
- 2026-10-21 16:16Z7 DAYS AGO
- Last updated
- 2026-10-21 17:19Z7 DAYS AGO
- Reserved
- 2026-08-19
- Assigning CNA
- cisco
- Record state
- PUBLISHED
- Severity
- High (CVSS 7.5)
- CNA CVSS vector
- CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
- Weaknesses
- CWE-703Improper Check or Handling of Exceptional ConditionsPillar
- Data version
- 5.2
- Document digest
- 2db2c072c2e3362b5db9b189e8912393a52d82b107d672a0fbc0cad84a5ca4e8
05 Affected products
VendorProductVersionsPlatforms
CiscoCisco Emergency Responder14, 14SU1, 14SU2, 14SU3, 14SU3a, 15, 15SU1, 15SU1a, 14SU4, 15SU2, 15SU3, 14SU5, 15SU4, 14SU6—
CiscoCisco Unified Communications Manager14, 14SU1, 14SU2, 14SU3, 15, 15SU1, 14SU4, 14SU4a, 15SU1a, 15SU2, 15.0.1.13010-1, 15.0.1.13011-1, 15.0.1.13012-1, 15.0.1.13013-1, 15.0.1.13014-1, 15.0.1.13015-1, 15.0.1.13016-1, 15.0.1.13017-1, 15SU3a, 14SU5, 15SU4, 15SU4a, 14SU6—
CiscoCisco Unified Communications Manager IM and Presence Service14, 14SU1, 14SU2, 14SU2a, 14SU3, 15, 15SU1, 14SU4, 15SU2, 15SU3, 14SU5, 15SU4, 14SU6—
CiscoCisco Unity Connection14, 14SU1, 14SU2, 14SU3, 14SU3a, 15, 15SU1, 14SU4, 15SU2, 15SU3, 14SU5, 15SU4, 14SU6—
06 References
- sec.cloudapps.cisco.comcisco-sa-voice-hardening-twgbH9e3https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-voice-hardening-twgbH9e3