{"id":"CVE-2026-76457","published":"2026-10-07T17:16:58.020","lastModified":"2026-10-08T20:08:45.857","description":"As part of Cisco's ongoing commitment to proactive security and product quality, the Cisco NX-OS 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-2026-76457 are related to out-of-bounds read issues that are grouped under the Common Weakness Enumeration (CWE) CWE-125.","cvssScore":8.6,"cvssSeverity":"HIGH","cvssVector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H","cwes":["CWE-125"],"vendors":[],"products":[],"references":[{"url":"https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-hardening-nxosw1-cWzSbtR","tags":[]}],"exploitRefs":[],"hasPoc":false,"ai":{"summary":"CVE-2026-76457 involves out-of-bounds read issues that could allow an attacker to read sensitive information, though no complete exploit is publicly known.","exploitability":"Exploitation requires specific conditions and is considered difficult due to the internal nature of the issues, but the exact preconditions are not detailed.","blast_radius":"If exploited, the impact is high, potentially allowing an attacker to access sensitive information within the network.","remediation":"Upgrade to the latest version of the affected software as soon as possible.","detection":"No reliable host or network indicator is derivable from the published description.","tags":["info-leak","internal","network"],"model":"qwen2.5:7b-instruct","analyzedAt":"2026-10-09T08:44:45.430Z"}}