{"id":"CVE-2026-91843","aliases":["EUVD-2026-80699","GHSA-9r37-4rp3-mw4w"],"status":"published","title":"Stack overflow in login process to the Security Management and Log Servers","description":"A stack overflow during the unauthenticated login process may allow an attacker to run arbitrary code remotely with root privileges.","severity":{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-11","score":0.00519,"percentile":0.44582,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":true,"fix_available":false},"cwes":["CWE-121"],"published":"2026-09-16T13:03:40Z","modified":"2026-09-18T19:34:36Z","exploits":[{"source":"pocgithub","id":"HORKimhab/CVE-2026-91843","title":"HORKimhab/CVE-2026-91843","date":"2026-09-18","url":"https://github.com/HORKimhab/CVE-2026-91843"}],"products":[{"vendor":"checkpoint","product":"quantum security management"}],"references":[{"url":"https://support.checkpoint.com/results/sk/sk1000155"},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-91843"},{"url":"https://github.com/advisories/GHSA-9r37-4rp3-mw4w"}],"sources":{"cve":[{"id":"CVE-2026-91843","title":"Stack overflow in login process to the Security Management and Log Servers","description":"A stack overflow during the unauthenticated login process may allow an attacker to run arbitrary code remotely with root privileges.","status":"published","published":"2026-09-16T13:03:40.553Z","modified":"2026-09-17T11:39:25.299Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"cna"}],"cwes":["CWE-121"],"updated_at":"2026-11-02T14:19:52.773089Z"}],"euvd":[{"id":"EUVD-2026-80699","description":"A stack overflow during the unauthenticated login process may allow an attacker to run arbitrary code remotely with root privileges.","status":"published","published":"2026-09-16T13:03:40Z","modified":"2026-09-17T11:39:25Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical"}],"updated_at":"2026-11-02T17:28:13.536818Z"}],"ghsa":[{"id":"GHSA-9r37-4rp3-mw4w","title":"A stack overflow during the unauthenticated login process may allow an attacker to run arbitrary...","description":"A stack overflow during the unauthenticated login process may allow an attacker to run arbitrary code remotely with root privileges.","status":"published","published":"2026-09-16T15:31:10Z","modified":"2026-09-16T15:31:14Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical"}],"cwes":["CWE-121"],"updated_at":"2026-11-02T15:11:59.582427Z"}],"nvd":[{"id":"CVE-2026-91843","description":"A stack overflow during the unauthenticated login process may allow an attacker to run arbitrary code remotely with root privileges.","status":"published","published":"2026-09-16T14:17:13.947Z","modified":"2026-09-18T19:34:36.657Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"secondary"}],"cwes":["CWE-121"],"updated_at":"2026-11-02T14:12:48.630594Z"}]}}