{"id":"CVE-2025-59947","url":"https://www.cyber-defence.io/tools/cve/CVE-2025-59947","generatedAt":"2026-10-28T04:45:39.595Z","title":"Versions prior to 0.24.4 have a buffer overflow case while the PUBLISH packets trigger both shared subscription and vanila subscription.","description":"NanoMQ is a messaging broker/bus for IoT Edge & 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.","published":"2025-12-15T21:15:59.000Z","lastModified":"2026-10-14T13:10:00.000Z","status":"Analyzed","sourceIdentifier":"security-advisories@github.com","cvss":{"version":"4.0","score":8.5,"severity":"HIGH","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/M"},"cwe":["CWE-120"],"affected":["emqx/nanomq"],"epss":{"score":0.00326,"percentile":0.25522,"date":"2026-10-27","history":[]},"kev":{"listed":false},"exploits":{"count":0,"verified":false,"firstPublished":null,"source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[]},"verdict":{"level":"high","text":"High impact if exploited, but EPSS currently rates exploitation as unlikely (0.33%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit."},"changes":[],"references":[{"url":"https://github.com/nanomq/nanomq/commit/5f5581054bb92f102cf99251e8af2f43763d457b","tags":["Patch"],"source":"security-advisories@github.com"},{"url":"https://github.com/nanomq/nanomq/issues/2110","tags":["Issue Tracking","Patch"],"source":"security-advisories@github.com"},{"url":"https://github.com/nanomq/nanomq/security/advisories/GHSA-98f4-cmg8-x7f3","tags":["Vendor Advisory"],"source":"security-advisories@github.com"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2025-59947","epss":"https://www.first.org/epss/","kev":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog","exploitdb":"https://www.exploit-db.com/"},"licence":"CC BY 4.0 — link back to the CVE Explorer if you publish the results; upstream data remains subject to its own terms."}