{"id":"CVE-2026-76468","published":"2026-10-07T17:16:59.680","lastModified":"2026-10-08T20:08:45.857","description":"As part of Cisco's ongoing commitment to proactive security and product quality, the Cisco networking engineering team has conducted a comprehensive internal security review. This review resulted in a software hardening release that addresses multiple internally discovered vulnerabilities.\r\n\r\nThe vulnerabilities tracked by CVE-2026-76468 are related to improper input validation that are grouped under the Common Weakness Enumeration (CWE) Pillar CWE-20.","cvssScore":8.2,"cvssSeverity":"HIGH","cvssVector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:L","cwes":["CWE-20"],"vendors":[],"products":[],"references":[{"url":"https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-hardening-meraki-os-drbEX9GH","tags":[]}],"exploitRefs":[],"hasPoc":false,"ai":{"summary":"This vulnerability involves improper input validation that allows attackers to potentially manipulate system behavior through crafted inputs. The flaw is categorized under CWE-20 (Improper Input Validation) which is a fundamental security weakness affecting how applications process user-supplied data.","exploitability":"Exploitation appears to require no special preconditions and could be relatively straightforward given the nature of input validation flaws, though specific attack vectors are not detailed in the description.","blast_radius":"If exploited, this vulnerability could allow attackers to achieve high-impact modifications to system behavior with potential for data integrity compromise and partial system control.","remediation":"No fixed version is published in the description, so defenders should disable or restrict access to affected network services until a patch is available.","detection":"No reliable host or network indicator is derivable from the published description.","tags":["input-validation","networking","cisco"],"model":"garnet-coder","analyzedAt":"2026-10-15T08:58:16.091Z"}}