{"id":"CVE-2025-59947","aliases":["EUVD-2025-203446","GHSA-98f4-cmg8-x7f3"],"status":"published","title":"NanoMQ has Buffer Overflow","description":"NanoMQ is a messaging broker/bus for IoT Edge \u0026 SDV. Versions prior to 0.24.4 have a buffer overflow case while the PUBLISH packets trigger both shared subscription and vanila subscription. This is fixed in version 0.24.4. As a workaround, disable shared subscription.","severity":{"version":"4.0","score":8.5,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:L/VI:H/VA:H/SC:L/SI:H/SA:H","level":"high","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-10","score":0.00326,"percentile":0.25916,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-120"],"published":"2025-12-15T20:19:17Z","modified":"2026-10-28T11:00:12Z","products":[{"vendor":"emqx","product":"nanomq"},{"vendor":"nanomq","product":"nanomq"}],"references":[{"url":"https://github.com/nanomq/nanomq/security/advisories/GHSA-98f4-cmg8-x7f3","tags":["x_refsource_CONFIRM","Vendor Advisory","advisory"]},{"url":"https://github.com/nanomq/nanomq/issues/2110","tags":["x_refsource_MISC","Issue Tracking","Patch","report"]},{"url":"https://github.com/nanomq/nanomq/commit/5f5581054bb92f102cf99251e8af2f43763d457b","tags":["x_refsource_MISC","Patch","fix"]},{"url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/59xxx/CVE-2025-59947.json","tags":["advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2025-59947","tags":["advisory"]}],"sources":{"cve":[{"id":"CVE-2025-59947","title":"NanoMQ has Buffer Overflow","description":"NanoMQ is a messaging broker/bus for IoT Edge \u0026 SDV. Versions prior to 0.24.4 have a buffer overflow case while the PUBLISH packets trigger both shared subscription and vanila subscription. This is fixed in version 0.24.4. As a workaround, disable shared subscription.","status":"published","published":"2025-12-15T20:19:17.212Z","modified":"2025-12-15T20:58:37.814Z","cvss":[{"version":"4.0","score":8.5,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:L/VI:H/VA:H/SC:L/SI:H/SA:H","level":"high","assessor":"cna"}],"cwes":["CWE-120"],"updated_at":"2026-11-02T14:32:47.812946Z"}],"euvd":[{"id":"EUVD-2025-203446","description":"NanoMQ is a messaging broker/bus for IoT Edge \u0026 SDV. Versions prior to 0.24.4 have a buffer overflow case while the PUBLISH packets trigger both shared subscription and vanila subscription. This is fixed in version 0.24.4. As a workaround, disable shared subscription.","status":"published","published":"2025-12-15T20:19:17Z","modified":"2025-12-15T20:58:37Z","cvss":[{"version":"4.0","score":8.5,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:L/VI:H/VA:H/SC:L/SI:H/SA:H","level":"high"}],"updated_at":"2026-11-02T19:49:05.078672Z"}],"nvd":[{"id":"CVE-2025-59947","description":"NanoMQ is a messaging broker/bus for IoT Edge \u0026 SDV. Versions prior to 0.24.4 have a buffer overflow case while the PUBLISH packets trigger both shared subscription and vanila subscription. This is fixed in version 0.24.4. As a workaround, disable shared subscription.","status":"published","published":"2025-12-15T21:15:59.157Z","modified":"2026-10-14T13:10:00.187Z","cvss":[{"version":"4.0","score":8.5,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:L/VI:H/VA:H/SC:L/SI:H/SA:H/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":"high","assessor":"secondary"},{"version":"3.1","score":9,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:H","level":"critical","assessor":"primary"}],"cwes":["CWE-120"],"updated_at":"2026-11-02T14:11:50.400521Z"}],"osv":[{"id":"CVE-2025-59947","title":"NanoMQ has Buffer Overflow","description":"NanoMQ is a messaging broker/bus for IoT Edge \u0026 SDV. Versions prior to 0.24.4 have a buffer overflow case while the PUBLISH packets trigger both shared subscription and vanila subscription. This is fixed in version 0.24.4. As a workaround, disable shared subscription.","status":"published","published":"2025-12-15T20:19:17.212Z","modified":"2026-10-28T11:00:12.377234903Z","cvss":[{"version":"4.0","score":8.5,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:L/VI:H/VA:H/SC:L/SI:H/SA:H","level":"high"}],"cwes":["CWE-120"],"updated_at":"2026-11-02T15:44:51.516975Z"}]}}