{"id":"CVE-2026-77709","published":"2026-11-06T19:17:57.447","lastModified":"2026-11-06T21:13:01.193","description":"A pre-authentication heap-based buffer overflow vulnerability has been identified in the SonicOS TACACS+ authentication client, which in specific conditions could potentially enable a remote unauthenticated attacker to cause an application level denial of service.","cvssScore":5.9,"cvssSeverity":"MEDIUM","cvssVector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H","cwes":["CWE-122"],"vendors":[],"products":[],"references":[{"url":"https://psirt.global.sonicwall.com/vuln-detail/SNWLID-2026-0014","tags":[]}],"exploitRefs":[],"hasPoc":false,"ai":null}