CVE-2026-36590

{"id": "CVE-2026-36590", "cveTags": [], "metrics": {"ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2026-36590", "role": "CISA Coordinator", "options": [{"exploitation": "poc"}, {"automatable": "yes"}, {"technicalImpact": "partial"}], "version": "2.0.3", "timestamp": "2026-07-16T18:54:48.963336Z"}}], "cvssMetricV31": [{"type": "Secondary", "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 7.5, "attackVector": "NETWORK", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "NONE", "confidentialityImpact": "NONE"}, "impactScore": 3.6, "exploitabilityScore": 3.9}]}, "affected": [{"source": "cve@mitre.org", "affectedData": [{"vendor": "n/a", "product": "n/a", "versions": [{"status": "affected", "version": "n/a"}]}]}], "published": "2026-07-15T22:16:46.947", "references": [{"url": "https://github.com/MoXie25/NanoMQ-Memory-Leak-Research.git", "tags": ["Vendor Advisory"], "source": "cve@mitre.org"}, {"url": "https://github.com/MoXie25/NanoMQ-Memory-Leak-Research/blob/main/README.md", "tags": ["Third Party Advisory"], "source": "cve@mitre.org"}, {"url": "https://github.com/MoXie25/NanoMQ-Memory-Leak-Research/blob/main/README.md", "tags": ["Third Party Advisory"], "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0"}], "vulnStatus": "Analyzed", "weaknesses": [{"type": "Secondary", "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "description": [{"lang": "en", "value": "CWE-400"}, {"lang": "en", "value": "CWE-772"}]}], "descriptions": [{"lang": "en", "value": "An issue in EMQ NanoMQ v.0.24.9 allows a remote attacker to cause a denial of service via the nni_qos_db_set function in broker_tcp.c component"}], "lastModified": "2026-07-16T19:58:33.077", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:emqx:nanomq:0.24.9:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "1CD0A755-772C-45BA-8819-2CBD54E5A9E0"}], "operator": "OR"}]}], "sourceIdentifier": "cve@mitre.org"}