{"api_version":"1","generated_at":"2026-10-21T23:44:07+00:00","cve":"CVE-2026-76481","urls":{"html":"https://cve.report/CVE-2026-76481","api":"https://cve.report/api/cve/CVE-2026-76481.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2026-76481","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2026-76481"},"summary":{"title":"Cisco Unified Communications Products Hardening Release: October 2026 - Improper Check or Handling of Exceptional Conditions Vulnerabilities","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 &amp; Presence Service (Unified CM IM&amp;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.\r\n\r\nThe 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.","state":"PUBLISHED","assigner":"cisco","published_at":"2026-10-21 17:19:07","updated_at":"2026-10-21 18:54:37"},"problem_types":["CWE-703","CWE-703 Improper Check or Handling of Exceptional Conditions"],"metrics":[{"version":"3.1","source":"psirt@cisco.com","type":"Secondary","score":"7.5","severity":"HIGH","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","data":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","baseScore":7.5,"baseSeverity":"HIGH","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"NONE","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"NONE","integrityImpact":"NONE","availabilityImpact":"HIGH"}},{"version":"3.1","source":"CNA","type":"CVSSV3_1","score":"7.5","severity":"HIGH","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","data":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"HIGH","baseScore":7.5,"baseSeverity":"HIGH","confidentialityImpact":"NONE","integrityImpact":"NONE","privilegesRequired":"NONE","scope":"UNCHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","version":"3.1"}}],"references":[{"url":"https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-voice-hardening-twgbH9e3","name":"https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-voice-hardening-twgbH9e3","refsource":"psirt@cisco.com","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://www.cve.org/CVERecord?id=CVE-2026-76481","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-76481","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[{"source":"CNA","vendor":"Cisco","product":"Cisco Emergency Responder","version":"affected 14","platforms":[]},{"source":"CNA","vendor":"Cisco","product":"Cisco Emergency Responder","version":"affected 14SU1","platforms":[]},{"source":"CNA","vendor":"Cisco","product":"Cisco Emergency Responder","version":"affected 14SU2","platforms":[]},{"source":"CNA","vendor":"Cisco","product":"Cisco Emergency Responder","version":"affected 14SU3","platforms":[]},{"source":"CNA","vendor":"Cisco","product":"Cisco Emergency Responder","version":"affected 14SU3a","platforms":[]},{"source":"CNA","vendor":"Cisco","product":"Cisco Emergency Responder","version":"affected 15","platforms":[]},{"source":"CNA","vendor":"Cisco","product":"Cisco Emergency Responder","version":"affected 15SU1","platforms":[]},{"source":"CNA","vendor":"Cisco","product":"Cisco Emergency Responder","version":"affected 15SU1a","platforms":[]},{"source":"CNA","vendor":"Cisco","product":"Cisco Emergency Responder","version":"affected 14SU4","platforms":[]},{"source":"CNA","vendor":"Cisco","product":"Cisco Emergency Responder","version":"affected 15SU2","platforms":[]},{"source":"CNA","vendor":"Cisco","product":"Cisco Emergency Responder","version":"affected 15SU3","platforms":[]},{"source":"CNA","vendor":"Cisco","product":"Cisco Emergency Responder","version":"affected 14SU5","platforms":[]},{"source":"CNA","vendor":"Cisco","product":"Cisco Emergency Responder","version":"affected 15SU4","platforms":[]},{"source":"CNA","vendor":"Cisco","product":"Cisco Emergency Responder","version":"affected 14SU6","platforms":[]},{"source":"CNA","vendor":"Cisco","product":"Cisco Unified Communications Manager","version":"affected 14","platforms":[]},{"source":"CNA","vendor":"Cisco","product":"Cisco Unified Communications Manager","version":"affected 14SU1","platforms":[]},{"source":"CNA","vendor":"Cisco","product":"Cisco Unified Communications Manager","version":"affected 14SU2","platforms":[]},{"source":"CNA","vendor":"Cisco","product":"Cisco Unified Communications Manager","version":"affected 14SU3","platforms":[]},{"source":"CNA","vendor":"Cisco","product":"Cisco Unified Communications Manager","version":"affected 15","platforms":[]},{"source":"CNA","vendor":"Cisco","product":"Cisco Unified Communications Manager","version":"affected 15SU1","platforms":[]},{"source":"CNA","vendor":"Cisco","product":"Cisco Unified Communications Manager","version":"affected 14SU4","platforms":[]},{"source":"CNA","vendor":"Cisco","product":"Cisco Unified Communications Manager","version":"affected 14SU4a","platforms":[]},{"source":"CNA","vendor":"Cisco","product":"Cisco Unified Communications Manager","version":"affected 15SU1a","platforms":[]},{"source":"CNA","vendor":"Cisco","product":"Cisco Unified Communications Manager","version":"affected 15SU2","platforms":[]},{"source":"CNA","vendor":"Cisco","product":"Cisco Unified Communications Manager","version":"affected 15.0.1.13010-1","platforms":[]},{"source":"CNA","vendor":"Cisco","product":"Cisco Unified Communications Manager","version":"affected 15.0.1.13011-1","platforms":[]},{"source":"CNA","vendor":"Cisco","product":"Cisco Unified Communications Manager","version":"affected 15.0.1.13012-1","platforms":[]},{"source":"CNA","vendor":"Cisco","product":"Cisco Unified Communications Manager","version":"affected 15.0.1.13013-1","platforms":[]},{"source":"CNA","vendor":"Cisco","product":"Cisco Unified Communications Manager","version":"affected 15.0.1.13014-1","platforms":[]},{"source":"CNA","vendor":"Cisco","product":"Cisco Unified Communications Manager","version":"affected 15.0.1.13015-1","platforms":[]},{"source":"CNA","vendor":"Cisco","product":"Cisco Unified Communications Manager","version":"affected 15.0.1.13016-1","platforms":[]},{"source":"CNA","vendor":"Cisco","product":"Cisco Unified Communications Manager","version":"affected 15.0.1.13017-1","platforms":[]},{"source":"CNA","vendor":"Cisco","product":"Cisco Unified Communications Manager","version":"affected 15SU3a","platforms":[]},{"source":"CNA","vendor":"Cisco","product":"Cisco Unified Communications Manager","version":"affected 14SU5","platforms":[]},{"source":"CNA","vendor":"Cisco","product":"Cisco Unified Communications Manager","version":"affected 15SU4","platforms":[]},{"source":"CNA","vendor":"Cisco","product":"Cisco Unified Communications Manager","version":"affected 15SU4a","platforms":[]},{"source":"CNA","vendor":"Cisco","product":"Cisco Unified Communications Manager","version":"affected 14SU6","platforms":[]},{"source":"CNA","vendor":"Cisco","product":"Cisco Unified Communications Manager IM and Presence Service","version":"affected 14","platforms":[]},{"source":"CNA","vendor":"Cisco","product":"Cisco Unified Communications Manager IM and Presence Service","version":"affected 14SU1","platforms":[]},{"source":"CNA","vendor":"Cisco","product":"Cisco Unified Communications Manager IM and Presence Service","version":"affected 14SU2","platforms":[]},{"source":"CNA","vendor":"Cisco","product":"Cisco Unified Communications Manager IM and Presence Service","version":"affected 14SU2a","platforms":[]},{"source":"CNA","vendor":"Cisco","product":"Cisco Unified Communications Manager IM and Presence Service","version":"affected 14SU3","platforms":[]},{"source":"CNA","vendor":"Cisco","product":"Cisco Unified Communications Manager IM and Presence Service","version":"affected 15","platforms":[]},{"source":"CNA","vendor":"Cisco","product":"Cisco Unified Communications Manager IM and Presence Service","version":"affected 15SU1","platforms":[]},{"source":"CNA","vendor":"Cisco","product":"Cisco Unified Communications Manager IM and Presence Service","version":"affected 14SU4","platforms":[]},{"source":"CNA","vendor":"Cisco","product":"Cisco Unified Communications Manager IM and Presence Service","version":"affected 15SU2","platforms":[]},{"source":"CNA","vendor":"Cisco","product":"Cisco Unified Communications Manager IM and Presence Service","version":"affected 15SU3","platforms":[]},{"source":"CNA","vendor":"Cisco","product":"Cisco Unified Communications Manager IM and Presence Service","version":"affected 14SU5","platforms":[]},{"source":"CNA","vendor":"Cisco","product":"Cisco Unified Communications Manager IM and Presence Service","version":"affected 15SU4","platforms":[]},{"source":"CNA","vendor":"Cisco","product":"Cisco Unified Communications Manager IM and Presence Service","version":"affected 14SU6","platforms":[]},{"source":"CNA","vendor":"Cisco","product":"Cisco Unity Connection","version":"affected 14","platforms":[]},{"source":"CNA","vendor":"Cisco","product":"Cisco Unity Connection","version":"affected 14SU1","platforms":[]},{"source":"CNA","vendor":"Cisco","product":"Cisco Unity Connection","version":"affected 14SU2","platforms":[]},{"source":"CNA","vendor":"Cisco","product":"Cisco Unity Connection","version":"affected 14SU3","platforms":[]},{"source":"CNA","vendor":"Cisco","product":"Cisco Unity Connection","version":"affected 14SU3a","platforms":[]},{"source":"CNA","vendor":"Cisco","product":"Cisco Unity Connection","version":"affected 15","platforms":[]},{"source":"CNA","vendor":"Cisco","product":"Cisco Unity Connection","version":"affected 15SU1","platforms":[]},{"source":"CNA","vendor":"Cisco","product":"Cisco Unity Connection","version":"affected 14SU4","platforms":[]},{"source":"CNA","vendor":"Cisco","product":"Cisco Unity Connection","version":"affected 15SU2","platforms":[]},{"source":"CNA","vendor":"Cisco","product":"Cisco Unity Connection","version":"affected 15SU3","platforms":[]},{"source":"CNA","vendor":"Cisco","product":"Cisco Unity Connection","version":"affected 14SU5","platforms":[]},{"source":"CNA","vendor":"Cisco","product":"Cisco Unity Connection","version":"affected 15SU4","platforms":[]},{"source":"CNA","vendor":"Cisco","product":"Cisco Unity Connection","version":"affected 14SU6","platforms":[]}],"timeline":[],"solutions":[],"workarounds":[],"exploits":[{"source":"CNA","title":"","value":"The Cisco PSIRT is not aware of any public announcements or malicious use of the vulnerabilities that are described in this advisory.","time":"","lang":"en"}],"credits":[],"nvd_cpes":[],"vendor_comments":[],"enrichments":{"kev":null,"epss":null,"legacy_qids":[]},"source_records":{"cve_program":{"containers":{"adp":[{"metrics":[{"other":{"content":{"id":"CVE-2026-76481","options":[{"Exploitation":"none"},{"Automatable":"yes"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","timestamp":"2026-10-21T16:39:40.405292Z","version":"2.0.3"},"type":"ssvc"}}],"providerMetadata":{"dateUpdated":"2026-10-21T17:19:11.727Z","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","shortName":"CISA-ADP"},"title":"CISA ADP Vulnrichment"}],"cna":{"affected":[{"defaultStatus":"unknown","product":"Cisco Emergency Responder","vendor":"Cisco","versions":[{"status":"affected","version":"14"},{"status":"affected","version":"14SU1"},{"status":"affected","version":"14SU2"},{"status":"affected","version":"14SU3"},{"status":"affected","version":"14SU3a"},{"status":"affected","version":"15"},{"status":"affected","version":"15SU1"},{"status":"affected","version":"15SU1a"},{"status":"affected","version":"14SU4"},{"status":"affected","version":"15SU2"},{"status":"affected","version":"15SU3"},{"status":"affected","version":"14SU5"},{"status":"affected","version":"15SU4"},{"status":"affected","version":"14SU6"}]},{"defaultStatus":"unknown","product":"Cisco Unified Communications Manager","vendor":"Cisco","versions":[{"status":"affected","version":"14"},{"status":"affected","version":"14SU1"},{"status":"affected","version":"14SU2"},{"status":"affected","version":"14SU3"},{"status":"affected","version":"15"},{"status":"affected","version":"15SU1"},{"status":"affected","version":"14SU4"},{"status":"affected","version":"14SU4a"},{"status":"affected","version":"15SU1a"},{"status":"affected","version":"15SU2"},{"status":"affected","version":"15.0.1.13010-1"},{"status":"affected","version":"15.0.1.13011-1"},{"status":"affected","version":"15.0.1.13012-1"},{"status":"affected","version":"15.0.1.13013-1"},{"status":"affected","version":"15.0.1.13014-1"},{"status":"affected","version":"15.0.1.13015-1"},{"status":"affected","version":"15.0.1.13016-1"},{"status":"affected","version":"15.0.1.13017-1"},{"status":"affected","version":"15SU3a"},{"status":"affected","version":"14SU5"},{"status":"affected","version":"15SU4"},{"status":"affected","version":"15SU4a"},{"status":"affected","version":"14SU6"}]},{"defaultStatus":"unknown","product":"Cisco Unified Communications Manager IM and Presence Service","vendor":"Cisco","versions":[{"status":"affected","version":"14"},{"status":"affected","version":"14SU1"},{"status":"affected","version":"14SU2"},{"status":"affected","version":"14SU2a"},{"status":"affected","version":"14SU3"},{"status":"affected","version":"15"},{"status":"affected","version":"15SU1"},{"status":"affected","version":"14SU4"},{"status":"affected","version":"15SU2"},{"status":"affected","version":"15SU3"},{"status":"affected","version":"14SU5"},{"status":"affected","version":"15SU4"},{"status":"affected","version":"14SU6"}]},{"defaultStatus":"unknown","product":"Cisco Unity Connection","vendor":"Cisco","versions":[{"status":"affected","version":"14"},{"status":"affected","version":"14SU1"},{"status":"affected","version":"14SU2"},{"status":"affected","version":"14SU3"},{"status":"affected","version":"14SU3a"},{"status":"affected","version":"15"},{"status":"affected","version":"15SU1"},{"status":"affected","version":"14SU4"},{"status":"affected","version":"15SU2"},{"status":"affected","version":"15SU3"},{"status":"affected","version":"14SU5"},{"status":"affected","version":"15SU4"},{"status":"affected","version":"14SU6"}]}],"descriptions":[{"lang":"en","value":"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 &amp; Presence Service (Unified CM IM&amp;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.\r\n\r\nThe 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."}],"exploits":[{"lang":"en","value":"The Cisco PSIRT is not aware of any public announcements or malicious use of the vulnerabilities that are described in this advisory."}],"metrics":[{"cvssV3_1":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"HIGH","baseScore":7.5,"baseSeverity":"HIGH","confidentialityImpact":"NONE","integrityImpact":"NONE","privilegesRequired":"NONE","scope":"UNCHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","version":"3.1"},"format":"cvssV3_1"}],"problemTypes":[{"descriptions":[{"cweId":"CWE-703","description":"Improper Check or Handling of Exceptional Conditions","lang":"en","type":"cwe"}]}],"providerMetadata":{"dateUpdated":"2026-10-21T16:16:58.417Z","orgId":"d1c1063e-7a18-46af-9102-31f8928bc633","shortName":"cisco"},"references":[{"name":"cisco-sa-voice-hardening-twgbH9e3","url":"https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-voice-hardening-twgbH9e3"}],"source":{"advisory":"cisco-sa-voice-hardening-twgbH9e3","defects":["CSCwu83356"],"discovery":"INTERNAL"},"title":"Cisco Unified Communications Products Hardening Release: October 2026 - Improper Check or Handling of Exceptional Conditions Vulnerabilities"}},"cveMetadata":{"assignerOrgId":"d1c1063e-7a18-46af-9102-31f8928bc633","assignerShortName":"cisco","cveId":"CVE-2026-76481","datePublished":"2026-10-21T16:16:58.417Z","dateReserved":"2026-08-19T12:02:03.639Z","dateUpdated":"2026-10-21T17:19:11.727Z","state":"PUBLISHED"},"dataType":"CVE_RECORD","dataVersion":"5.2"},"nvd":{"publishedDate":"2026-10-21 17:19:07","lastModifiedDate":"2026-10-21 18:54:37","problem_types":["CWE-703","CWE-703 Improper Check or Handling of Exceptional Conditions"],"metrics":{"cvssMetricV31":[{"source":"psirt@cisco.com","type":"Secondary","cvssData":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","baseScore":7.5,"baseSeverity":"HIGH","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"NONE","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"NONE","integrityImpact":"NONE","availabilityImpact":"HIGH"},"exploitabilityScore":3.9,"impactScore":3.6}],"ssvcV203":[{"source":"134c704f-9b21-4f2e-91b3-4a467353bcc0","ssvcData":{"timestamp":"2026-10-21T16:39:40.405292Z","id":"CVE-2026-76481","options":[{"exploitation":"none"},{"automatable":"yes"},{"technicalImpact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}]},"configurations":[]},"legacy_mitre":{"record":{"CveYear":"2026","CveId":"76481","Ordinal":"1","Title":"Cisco Unified Communications Products Hardening Release: October","CVE":"CVE-2026-76481","Year":"2026"},"notes":[{"CveYear":"2026","CveId":"76481","Ordinal":"1","NoteData":"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 &amp; Presence Service (Unified CM IM&amp;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.\r\n\r\nThe 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.","Type":"Description","Title":"Cisco Unified Communications Products Hardening Release: October"}]}}}