{"id":"CVE-2026-76524","aliases":["EUVD-2026-107358","GHSA-4376-j46p-qqm7"],"status":"published","title":"Open Source Snort 3 Control Channel Socket Aribitrary Command Execution Vulnerability","description":"A vulnerability in the control channel socket implementation of\u0026nbsp;Open Source Snort 3 could allow an authenticated, local attacker with low privileges to execute arbitrary commands as the Snort 3 process user.\r\n\r\nThis vulnerability is due to a lack of authentication when a local user connects to the Snort control channel socket. An attacker could exploit this vulnerability by connecting to the Snort 3 control channel socket as a local user. A successful exploit could allow the attacker to execute arbitrary commands as well as read and write Snort 3 process memory.","severity":{"version":"3.1","score":7.8,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-09","score":0.00177,"percentile":0.07308,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-306"],"published":"2026-10-21T16:18:12Z","modified":"2026-10-22T14:17:49Z","products":[{"vendor":"cisco","product":"cisco open source snort3"}],"references":[{"url":"https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-opensrc-snort3-2fXGJPfe"},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-76524"},{"url":"https://github.com/advisories/GHSA-4376-j46p-qqm7"}],"sources":{"cve":[{"id":"CVE-2026-76524","title":"Open Source Snort 3 Control Channel Socket Aribitrary Command Execution Vulnerability","description":"A vulnerability in the control channel socket implementation of\u0026nbsp;Open Source Snort 3 could allow an authenticated, local attacker with low privileges to execute arbitrary commands as the Snort 3 process user.\r\n\r\nThis vulnerability is due to a lack of authentication when a local user connects to the Snort control channel socket. An attacker could exploit this vulnerability by connecting to the Snort 3 control channel socket as a local user. A successful exploit could allow the attacker to execute arbitrary commands as well as read and write Snort 3 process memory.","status":"published","published":"2026-10-21T16:18:12.052Z","modified":"2026-10-22T13:37:52.029Z","cvss":[{"version":"3.1","score":7.8,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"cna"}],"cwes":["CWE-306"],"updated_at":"2026-11-02T13:46:21.568011Z"}],"euvd":[{"id":"EUVD-2026-107358","description":"A vulnerability in the control channel socket implementation of\u0026nbsp;Open Source Snort 3 could allow an authenticated, local attacker with low privileges to execute arbitrary commands as the Snort 3 process user.\r\n\r\nThis vulnerability is due to a lack of authentication when a local user connects to the Snort control channel socket. An attacker could exploit this vulnerability by connecting to the Snort 3 control channel socket as a local user. A successful exploit could allow the attacker to execute arbitrary commands as well as read and write Snort 3 process memory.","status":"published","published":"2026-10-21T16:18:12Z","modified":"2026-10-22T13:37:52Z","cvss":[{"version":"3.1","score":7.8,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high"}],"updated_at":"2026-11-02T16:59:35.198677Z"}],"ghsa":[{"id":"GHSA-4376-j46p-qqm7","title":"A vulnerability in the control channel socket implementation of\u0026nbsp;Open Source Snort 3 could...","description":"A vulnerability in the control channel socket implementation of\u0026nbsp;Open Source Snort 3 could allow an authenticated, local attacker with low privileges to execute arbitrary commands as the Snort 3 process user.\n\nThis vulnerability is due to a lack of authentication when a local user connects to the Snort control channel socket. An attacker could exploit this vulnerability by connecting to the Snort 3 control channel socket as a local user. A successful exploit could allow the attacker to execute arbitrary commands as well as read and write Snort 3 process memory.","status":"published","published":"2026-10-21T18:33:29Z","modified":"2026-10-21T18:33:37Z","cvss":[{"version":"3.1","score":7.8,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high"}],"cwes":["CWE-306"],"updated_at":"2026-11-02T15:14:13.106716Z"}],"nvd":[{"id":"CVE-2026-76524","description":"A vulnerability in the control channel socket implementation of\u0026nbsp;Open Source Snort 3 could allow an authenticated, local attacker with low privileges to execute arbitrary commands as the Snort 3 process user.\r\n\r\nThis vulnerability is due to a lack of authentication when a local user connects to the Snort control channel socket. An attacker could exploit this vulnerability by connecting to the Snort 3 control channel socket as a local user. A successful exploit could allow the attacker to execute arbitrary commands as well as read and write Snort 3 process memory.","status":"published","published":"2026-10-21T17:19:09.61Z","modified":"2026-10-22T14:17:49.67Z","cvss":[{"version":"3.1","score":7.8,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"secondary"}],"cwes":["CWE-306"],"updated_at":"2026-11-02T14:13:02.371082Z"}]}}