{"schema_version":"public-product-v1.1","generated_at":"2026-08-10T16:39:31Z","exposure_verdict":"not_assessed","verdict_reason":"Public evidence does not evaluate exact release, platform, enabled features, configuration, compensating controls, or live exposure.","cve":{"id":"CVE-2026-20270","description":"As part of Cisco's ongoing commitment to proactive security and product quality, the Cisco IOS XE Software engineering team has 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-2026-20270 are related to incorrect calculation issues that are grouped under the Common Weakness Enumeration (CWE) Pillar CWE-682.","severity":"HIGH","kev":false,"epss":{"score":0.00252,"percentile":0.1656,"score_date":"2026-08-09","updated_at":"2026-08-10T05:36:57Z"},"cvss_score":8.6,"cvss_source":"NVD","cwe":"CWE-682","published_at":"2026-08-05T17:16:48Z","modified_at":"2026-08-06T15:44:56Z"},"freshness":{"last_source_refreshed_at":"2026-08-10T05:36:57Z","latest_source_refresh_at":"2026-08-10T05:36:57Z","oldest_source_refresh_at":"2026-08-10T03:00:02Z","all_sources_fresh":true,"sources":[{"source":"cisco_advisories","label":"Cisco advisories","last_success_at":"2026-08-10T03:00:02Z","stale":false},{"source":"cisco_csaf","label":"Cisco CSAF","last_success_at":"2026-08-10T05:34:32Z","stale":false},{"source":"nvd_cves","label":"NVD CVEs","last_success_at":"2026-08-10T05:36:54Z","stale":false},{"source":"cisa_kev","label":"CISA KEV","last_success_at":"2026-08-10T05:36:54Z","stale":false},{"source":"first_epss","label":"EPSS","last_success_at":"2026-08-10T05:36:57Z","stale":false}]},"summary":{"advisory_count":2,"visible_product_count":4,"public_evidence_count":4,"kev":false,"cvss_score":8.6},"advisories":[{"id":"cisco-sa-hardening-iosxe-V8NMuMZJ","slug":"cisco-sa-hardening-iosxe-v8nmumzj","title":"Cisco IOS XE Software Security Hardening Release: August 2026","source_url":"https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-hardening-iosxe-V8NMuMZJ"},{"id":"cisco-sa-notice-L4XfJg8S","slug":"cisco-sa-notice-l4xfjg8s","title":"Cisco Advance Notification for Publication of August 5, 2026, Security Advisories","source_url":"https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-notice-L4XfJg8S"}],"public_evidence":[{"product":{"name":"Cisco IOS XE Software","slug":"cisco-ios-xe-software","vendor":"Cisco"},"advisory":{"id":"cisco-sa-hardening-iosxe-V8NMuMZJ","slug":"cisco-sa-hardening-iosxe-v8nmumzj","title":"Cisco IOS XE Software Security Hardening Release: August 2026","source_url":"https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-hardening-iosxe-V8NMuMZJ"},"evidence_type":"structured_affected","evidence_label":{"scope":"CSAF product evidence","label":"product_status known affected"},"evidence_source":"Cisco CSAF","source":"Cisco CSAF","source_document_fetched_at":"2026-08-06T03:57:51Z","csaf_status":"known_affected","csaf_product_status":"known_affected","csaf_product_status_path":"vulnerabilities[].product_status.known_affected","raw_product_name":"(1.14)T; 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3.7.2tS; 3.7.3E; 3.7.3S; 3.7.4E; 3.7.4S; 3.7.4aS; 3.7.5E; 3.7.5S; 3.7.6S; 3.7.7S; 3.7.8S; 3.8.0E; 3.8.0S; 3.8.10E; 3.8.10cE; 3.8.10dE; 3.8.10eE; 3.8.1E; 3.8.1S; 3.8.2E; 3.8.2S; 3.8.3E; 3.8.4E; 3.8.5E; 3.8.5aE; 3.8.6E; 3.8.7E; 3.8.8E; 3.8.9E; 3.9.0E; 3.9.0S; 3.9.0aS; 3.9.0xaS; 3.9.1E; 3.9.1S; 3.9.1aS; 3.9.2E; 3.9.2S; 3.9.2bE","exposure_verdict":"not_assessed","verdict_reason":"Public evidence does not evaluate exact release, platform, enabled features, configuration, compensating controls, or live exposure.","exposure_verdict_reason":"Public evidence does not evaluate exact release, platform, enabled features, configuration, compensating controls, or live exposure.","kev":false,"epss":{"score":0.00252,"score_date":"2026-08-09","updated_at":"2026-08-10T05:36:57Z"},"cvss_score":8.6,"cvss_source":"NVD","published_at":"2026-08-05T16:00:00Z","updated_at":"2026-08-05T16:00:00Z","advisory_updated_at":"2026-08-05T16:00:00Z","source_url":"https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-hardening-iosxe-V8NMuMZJ","remediation":{"url":"https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-hardening-iosxe-V8NMuMZJ"},"row_display_order":1},{"product":{"name":"Cisco Adaptive Security Appliance (ASA) Software","slug":"cisco-adaptive-security-appliance-asa-software","vendor":"Cisco"},"advisory":{"id":"cisco-sa-hardening-iosxe-V8NMuMZJ","slug":"cisco-sa-hardening-iosxe-v8nmumzj","title":"Cisco IOS XE Software Security Hardening Release: August 2026","source_url":"https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-hardening-iosxe-V8NMuMZJ"},"evidence_type":"structured_affected","evidence_label":{"scope":"CSAF product evidence","label":"product_status known affected"},"evidence_source":"Cisco CSAF","source":"Cisco CSAF","source_document_fetched_at":"2026-08-06T03:57:51Z","csaf_status":"known_affected","csaf_product_status":"known_affected","csaf_product_status_path":"vulnerabilities[].product_status.known_affected","raw_product_name":"16.3.3","exposure_verdict":"not_assessed","verdict_reason":"Public evidence does not evaluate exact release, platform, enabled features, configuration, compensating controls, or live exposure.","exposure_verdict_reason":"Public evidence does not evaluate exact release, platform, enabled features, configuration, compensating controls, or live exposure.","kev":false,"epss":{"score":0.00252,"score_date":"2026-08-09","updated_at":"2026-08-10T05:36:57Z"},"cvss_score":8.6,"cvss_source":"NVD","published_at":"2026-08-05T16:00:00Z","updated_at":"2026-08-05T16:00:00Z","advisory_updated_at":"2026-08-05T16:00:00Z","source_url":"https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-hardening-iosxe-V8NMuMZJ","remediation":{"url":"https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-hardening-iosxe-V8NMuMZJ"},"row_display_order":2},{"product":{"name":"Cisco IOS XE Catalyst SD-WAN","slug":"cisco-ios-xe-catalyst-sd-wan","vendor":"Cisco"},"advisory":{"id":"cisco-sa-hardening-iosxe-V8NMuMZJ","slug":"cisco-sa-hardening-iosxe-v8nmumzj","title":"Cisco IOS XE Software Security Hardening Release: August 2026","source_url":"https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-hardening-iosxe-V8NMuMZJ"},"evidence_type":"structured_affected","evidence_label":{"scope":"CSAF product evidence","label":"product_status known affected"},"evidence_source":"Cisco CSAF","source":"Cisco CSAF","source_document_fetched_at":"2026-08-06T03:57:51Z","csaf_status":"known_affected","csaf_product_status":"known_affected","csaf_product_status_path":"vulnerabilities[].product_status.known_affected","raw_product_name":"16.10.1; 16.10.2; 16.10.3; 16.11.1a; 16.11.1b; 16.12.3; 16.12.4; 16.12.4a; 16.12.5; 16.9.1; 16.9.2; 16.9.3; 16.9.4; 17.6.4","exposure_verdict":"not_assessed","verdict_reason":"Public evidence does not evaluate exact release, platform, enabled features, configuration, compensating controls, or live exposure.","exposure_verdict_reason":"Public evidence does not evaluate exact release, platform, enabled features, configuration, compensating controls, or live exposure.","kev":false,"epss":{"score":0.00252,"score_date":"2026-08-09","updated_at":"2026-08-10T05:36:57Z"},"cvss_score":8.6,"cvss_source":"NVD","published_at":"2026-08-05T16:00:00Z","updated_at":"2026-08-05T16:00:00Z","advisory_updated_at":"2026-08-05T16:00:00Z","source_url":"https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-hardening-iosxe-V8NMuMZJ","remediation":{"url":"https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-hardening-iosxe-V8NMuMZJ"},"row_display_order":3},{"product":{"name":"Cisco Catalyst SD-WAN Controller","slug":"cisco-catalyst-sd-wan-controller","vendor":"Cisco"},"advisory":{"id":"cisco-sa-hardening-iosxe-V8NMuMZJ","slug":"cisco-sa-hardening-iosxe-v8nmumzj","title":"Cisco IOS XE Software Security Hardening Release: August 2026","source_url":"https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-hardening-iosxe-V8NMuMZJ"},"evidence_type":"structured_affected","evidence_label":{"scope":"CSAF product evidence","label":"product_status known affected"},"evidence_source":"Cisco CSAF","source":"Cisco CSAF","source_document_fetched_at":"2026-08-06T03:57:51Z","csaf_status":"known_affected","csaf_product_status":"known_affected","csaf_product_status_path":"vulnerabilities[].product_status.known_affected","raw_product_name":"26.1.1","exposure_verdict":"not_assessed","verdict_reason":"Public evidence does not evaluate exact release, platform, enabled features, configuration, compensating controls, or live exposure.","exposure_verdict_reason":"Public evidence does not evaluate exact release, platform, enabled features, configuration, compensating controls, or live exposure.","kev":false,"epss":{"score":0.00252,"score_date":"2026-08-09","updated_at":"2026-08-10T05:36:57Z"},"cvss_score":8.6,"cvss_source":"NVD","published_at":"2026-08-05T16:00:00Z","updated_at":"2026-08-05T16:00:00Z","advisory_updated_at":"2026-08-05T16:00:00Z","source_url":"https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-hardening-iosxe-V8NMuMZJ","remediation":{"url":"https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-hardening-iosxe-V8NMuMZJ"},"row_display_order":4}]}