{"id":"CVE-2026-13086","aliases":["EUVD-2026-67334","GHSA-c7m7-329m-9vph"],"status":"published","title":"Fireware OS Stack-Based Buffer Overflow in Mobile Security epm Endpoint","description":"A stack-based buffer overflow in the epm (Endpoint Protection Manager) service used by the deprecated Mobile Security feature in WatchGuard Fireware OS allows an unauthenticated remote attacker to execute arbitrary code.","severity":{"version":"4.0","score":9.3,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N","level":"critical","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-08","score":0.00662,"percentile":0.5194,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-121","CWE-787","CWE-798"],"published":"2026-08-27T23:24:32Z","modified":"2026-09-03T21:17:20Z","products":[{"vendor":"watchguard","product":"fireware os"}],"references":[{"url":"https://psirt.watchguard.com/CVE-2026-13086","tags":["vendor-advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-13086"},{"url":"https://github.com/advisories/GHSA-c7m7-329m-9vph"}],"sources":{"cve":[{"id":"CVE-2026-13086","title":"Fireware OS Stack-Based Buffer Overflow in Mobile Security epm Endpoint","description":"A stack-based buffer overflow in the epm (Endpoint Protection Manager) service used by the deprecated Mobile Security feature in WatchGuard Fireware OS allows an unauthenticated remote attacker to execute arbitrary code.","status":"published","published":"2026-08-27T23:24:32.779Z","modified":"2026-09-03T20:49:56.053Z","cvss":[{"version":"4.0","score":9.3,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N","level":"critical","assessor":"cna"}],"cwes":["CWE-121","CWE-787","CWE-798"],"updated_at":"2026-11-02T14:19:50.24628Z"}],"euvd":[{"id":"EUVD-2026-67334","description":"A stack-based buffer overflow in the epm (Endpoint Protection Manager) service used by the deprecated Mobile Security feature in WatchGuard Fireware OS allows an unauthenticated remote attacker to execute arbitrary code.","status":"published","published":"2026-08-27T23:24:32Z","modified":"2026-09-03T20:49:56Z","cvss":[{"version":"4.0","score":9.3,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N","level":"critical"}],"updated_at":"2026-11-02T18:01:13.160542Z"}],"ghsa":[{"id":"GHSA-c7m7-329m-9vph","title":"A stack-based buffer overflow in the epm (Endpoint Protection Manager) service used by the...","description":"A stack-based buffer overflow in the epm (Endpoint Protection Manager) service used by the deprecated Mobile Security feature in WatchGuard Fireware OS allows an unauthenticated remote attacker to execute arbitrary code.","status":"published","published":"2026-08-28T03:31:22Z","modified":"2026-08-28T03:31:28Z","cvss":[{"version":"4.0","score":9.3,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X","level":"critical"}],"cwes":["CWE-121"],"updated_at":"2026-11-02T15:11:06.356167Z"}],"nvd":[{"id":"CVE-2026-13086","description":"A stack-based buffer overflow in the epm (Endpoint Protection Manager) service used by the deprecated Mobile Security feature in WatchGuard Fireware OS allows an unauthenticated remote attacker to execute arbitrary code.","status":"published","published":"2026-08-28T02:16:20.197Z","modified":"2026-09-03T21:17:20.243Z","cvss":[{"version":"4.0","score":9.3,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X","level":"critical","assessor":"secondary"}],"cwes":["CWE-121","CWE-787","CWE-798"],"updated_at":"2026-11-02T14:12:42.035353Z"}]}}