{"url":"http://public2.vulnerablecode.io/api/vulnerabilities/74224?format=json","vulnerability_id":"VCID-39w3-zhnt-rugq","summary":"NanoMQ MQTT Broker (NanoMQ) is an all-around Edge Messaging Platform. MQTT v5 Variable Byte Integer parsing out-of-bounds: get_var_integer() accepts 5-byte varints without bounds checks; reliably triggers OOB read / crash when built with ASan. This affects 0.24.6 and earlier.","aliases":[{"alias":"CVE-2026-21888"}],"fixed_packages":[],"affected_packages":[],"references":[{"reference_url":"https://api.first.org/data/v1/epss?cve=CVE-2026-21888","reference_id":"","reference_type":"","scores":[{"value":"0.00097","scoring_system":"epss","scoring_elements":"0.26753","published_at":"2026-06-11T12:55:00Z"}],"url":"https://api.first.org/data/v1/epss?cve=CVE-2026-21888"},{"reference_url":"https://github.com/nanomq/nanomq/issues/2192","reference_id":"2192","reference_type":"","scores":[{"value":"7.5","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"},{"value":"Track","scoring_system":"ssvc","scoring_elements":"SSVCv2/E:P/A:Y/T:P/P:M/B:A/M:M/D:T/2026-03-11T15:35:24Z/"}],"url":"https://github.com/nanomq/nanomq/issues/2192"},{"reference_url":"https://github.com/nanomq/nanomq/security/advisories/GHSA-cggc-6m7w-j7x5","reference_id":"GHSA-cggc-6m7w-j7x5","reference_type":"","scores":[{"value":"7.5","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"},{"value":"Track","scoring_system":"ssvc","scoring_elements":"SSVCv2/E:P/A:Y/T:P/P:M/B:A/M:M/D:T/2026-03-11T15:35:24Z/"}],"url":"https://github.com/nanomq/nanomq/security/advisories/GHSA-cggc-6m7w-j7x5"}],"weaknesses":[{"cwe_id":125,"name":"Out-of-bounds Read","description":"The product reads data past the end, or before the beginning, of the intended buffer."}],"exploits":[],"severity_range_score":"7.5 - 7.5","exploitability":null,"weighted_severity":null,"risk_score":null,"resource_url":"http://public2.vulnerablecode.io/vulnerabilities/VCID-39w3-zhnt-rugq"}