{"id":"CVE-2026-20236","title":"Multiple Cisco Products Snort 3 Software Hardening Release: October 2026","summary":"As part of Cisco's ongoing commitment to proactive security and product quality, the Cisco owned Open Source Snort 3 Software engineering team has conducted a comprehensive internal security review. This review resulted in software harde…","severity":"high","cvss":7.5,"cvssVector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","cvssSource":"cna","cwe":["CWE-682"],"vendor":"Cisco","product":"Cisco Cyber Vision","affected":["cyber_vision 3.0.0","cyber_vision 3.0.2","cyber_vision 3.0.3","cyber_vision 3.0.1","cyber_vision 3.1.0","cyber_vision 3.0.4","cyber_vision 3.1.1","cyber_vision 3.1.2","cyber_vision 3.2.0","cyber_vision 3.0.5","cyber_vision 3.2.1","cyber_vision 3.0.6","cyber_vision 3.2.2","cyber_vision 3.2.3","cyber_vision 3.2.4","cyber_vision 4.0.0","cyber_vision 4.0.1","cyber_vision 4.0.2","cyber_vision 4.0.3","cyber_vision 4.1.0","cyber_vision 4.1.1","cyber_vision 4.1.2","cyber_vision 4.1.3","cyber_vision 4.1.4","cyber_vision 4.2.0","cyber_vision 4.2.1","cyber_vision 4.1.5","cyber_vision 4.2.2","cyber_vision 4.2.X","cyber_vision 4.2.3","cyber_vision 4.2.4","cyber_vision 4.2.6","cyber_vision 4.1.6","cyber_vision 4.3.0","cyber_vision 4.3.1","cyber_vision 4.3.2","cyber_vision 4.3.3","cyber_vision 4.4.0","cyber_vision 4.4.1","cyber_vision 4.4.2","cyber_vision 4.4.3","cyber_vision 4.1.7","cyber_vision 5.0.0","cyber_vision 5.0.1","cyber_vision 5.0.2","cyber_vision 5.1.0","cyber_vision 5.1.1","cyber_vision 5.1.2","cyber_vision 5.1.3","cyber_vision 5.2.0"],"published":"2026-10-21","updated":"2026-10-21","sourceUpdated":"2026-10-21T16:12:58.186Z","source":"CVEORG","sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-20236","references":[{"url":"https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-hardening-snort3-ybgmhTQe","label":"cisco-sa-hardening-snort3-ybgmhTQe"}],"tags":["cve.org"],"ingestedAt":"2026-10-21T17:07:51.305Z","slug":"CVE-2026-20236","body":"## Overview\n\nAs part of Cisco's ongoing commitment to proactive security and product quality, the Cisco owned Open Source Snort 3 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-2026-20236 are related to issues concerning incorrect calculation that are grouped under the Common Weakness Enumeration (CWE) Base CWE-682.\n\n## Affected\n\n- `cyber_vision 3.0.0`\n- `cyber_vision 3.0.2`\n- `cyber_vision 3.0.3`\n- `cyber_vision 3.0.1`\n- `cyber_vision 3.1.0`\n- `cyber_vision 3.0.4`\n- `cyber_vision 3.1.1`\n- `cyber_vision 3.1.2`\n- `cyber_vision 3.2.0`\n- `cyber_vision 3.0.5`\n- `cyber_vision 3.2.1`\n- `cyber_vision 3.0.6`\n- `cyber_vision 3.2.2`\n- `cyber_vision 3.2.3`\n- `cyber_vision 3.2.4`\n- `cyber_vision 4.0.0`\n- `cyber_vision 4.0.1`\n- `cyber_vision 4.0.2`\n- `cyber_vision 4.0.3`\n- `cyber_vision 4.1.0`\n- `cyber_vision 4.1.1`\n- `cyber_vision 4.1.2`\n- `cyber_vision 4.1.3`\n- `cyber_vision 4.1.4`\n- `cyber_vision 4.2.0`\n- `cyber_vision 4.2.1`\n- `cyber_vision 4.1.5`\n- `cyber_vision 4.2.2`\n- `cyber_vision 4.2.X`\n- `cyber_vision 4.2.3`\n- `cyber_vision 4.2.4`\n- `cyber_vision 4.2.6`\n- `cyber_vision 4.1.6`\n- `cyber_vision 4.3.0`\n- `cyber_vision 4.3.1`\n- `cyber_vision 4.3.2`\n- `cyber_vision 4.3.3`\n- `cyber_vision 4.4.0`\n- `cyber_vision 4.4.1`\n- `cyber_vision 4.4.2`\n- `cyber_vision 4.4.3`\n- `cyber_vision 4.1.7`\n- `cyber_vision 5.0.0`\n- `cyber_vision 5.0.1`\n- `cyber_vision 5.0.2`\n- `cyber_vision 5.1.0`\n- `cyber_vision 5.1.1`\n- `cyber_vision 5.1.2`\n- `cyber_vision 5.1.3`\n- `cyber_vision 5.2.0`\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"twilight","depthScore":41,"depthScoreParts":{"impact":41.3,"likelihood":0,"exploitation":0,"ransomware":0},"changes":[]}