{"id":"CVE-2026-45151","state":"PUBLISHED","title":"NanoMQ: NULL Pointer Dereference","description":"NanoMQ MQTT Broker (NanoMQ) is an all-around Edge Messaging Platform. In 0.24.8 and earlier, quic_stream_recv can dereference a null substream pointer when a substream is in reopen state. The code finishes the AIO with error but does not return before locking c->mtx.","publishedAt":"2026-05-29T19:30:37.712Z","updatedAt":"2026-06-01T13:54:37.173Z","severity":{"score":2.9,"label":"Low","version":"4.0","vector":"CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:P","source":"GitHub_M"},"assigner":"GitHub_M","products":["nanomq nanomq"],"affected":[{"vendor":"nanomq","product":"nanomq","versions":[{"version":"<= 0.24.8","status":"affected"}]}],"references":["https://github.com/nanomq/nanomq/security/advisories/GHSA-9qhf-wgp4-p7w5"],"weaknesses":["CWE-476"],"ingestedAt":"2026-10-29T20:12:07.131Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/45xxx/CVE-2026-45151.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-45151","state":"PUBLISHED","datePublished":"2026-05-29T19:30:37.712Z","dateUpdated":"2026-06-01T13:54:37.173Z","assignerShortName":"GitHub_M","assignerOrgId":"a0819718-46f1-4df5-94e2-005712e83aaa","dateReserved":"2026-05-08T20:44:38.964Z"},"containers":{"cna":{"title":"NanoMQ: NULL Pointer Dereference","descriptions":[{"lang":"en","value":"NanoMQ MQTT Broker (NanoMQ) is an all-around Edge Messaging Platform. In 0.24.8 and earlier, quic_stream_recv can dereference a null substream pointer when a substream is in reopen state. The code finishes the AIO with error but does not return before locking c->mtx."}],"affected":[{"vendor":"nanomq","product":"nanomq","versions":[{"version":"<= 0.24.8","status":"affected"}]}],"references":[{"url":"https://github.com/nanomq/nanomq/security/advisories/GHSA-9qhf-wgp4-p7w5","name":"https://github.com/nanomq/nanomq/security/advisories/GHSA-9qhf-wgp4-p7w5","tags":["x_refsource_CONFIRM"]}],"metrics":[{"cvssV4_0":{"attackVector":"NETWORK","attackComplexity":"HIGH","attackRequirements":"NONE","privilegesRequired":"NONE","userInteraction":"NONE","vulnConfidentialityImpact":"NONE","vulnIntegrityImpact":"NONE","vulnAvailabilityImpact":"LOW","subConfidentialityImpact":"NONE","subIntegrityImpact":"NONE","subAvailabilityImpact":"NONE","baseScore":2.9,"baseSeverity":"LOW","vectorString":"CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:P","version":"4.0"}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-476","lang":"en","description":"CWE-476: NULL Pointer Dereference","type":"CWE"}]}],"providerMetadata":{"shortName":"GitHub_M","orgId":"a0819718-46f1-4df5-94e2-005712e83aaa","dateUpdated":"2026-05-29T19:30:37.712Z"},"source":{"advisory":"GHSA-9qhf-wgp4-p7w5","discovery":"UNKNOWN"}},"adp":[{"title":"CISA ADP Vulnrichment","references":[{"url":"https://github.com/nanomq/nanomq/security/advisories/GHSA-9qhf-wgp4-p7w5","tags":["exploit"]}],"metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-06-01T13:54:12.009188Z","id":"CVE-2026-45151","options":[{"Exploitation":"poc"},{"Automatable":"no"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2026-06-01T13:54:37.173Z"}}]}}}