{"id":"CVE-2026-47206","state":"PUBLISHED","title":"Dragonfly: RESP Protocol Injection via Lua redis.error_reply() in EvalSerializer","description":"Dragonfly is an in-memory data store built for modern application workloads. Prior to 1.39.9, Dragonfly has a RESP Protocol Injection via Lua redis.error_reply() in EvalSerializer. An authenticated user can inject arbitrary RESP messages into the connection's response stream, potentially causing response desynchronization in connection-pool clients. This vulnerability is fixed in 1.39.9.","publishedAt":"2026-06-26T16:39:27.710Z","updatedAt":"2026-06-26T17:31:48.061Z","severity":{"score":2.3,"label":"Low","version":"4.0","vector":"CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N","source":"GitHub_M"},"assigner":"GitHub_M","products":["dragonflydb dragonfly"],"affected":[{"vendor":"dragonflydb","product":"dragonfly","versions":[{"version":"< 1.38.9","status":"affected"}]}],"references":["https://github.com/dragonflydb/dragonfly/security/advisories/GHSA-h77h-c6hc-qc9h","https://github.com/dragonflydb/dragonfly/issues/7328","https://github.com/dragonflydb/dragonfly/pull/7332"],"weaknesses":["CWE-116"],"ingestedAt":"2026-10-29T20:12:07.131Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/47xxx/CVE-2026-47206.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-47206","state":"PUBLISHED","datePublished":"2026-06-26T16:39:27.710Z","dateUpdated":"2026-06-26T17:31:48.061Z","assignerShortName":"GitHub_M","assignerOrgId":"a0819718-46f1-4df5-94e2-005712e83aaa","dateReserved":"2026-05-18T22:25:21.257Z"},"containers":{"cna":{"title":"Dragonfly: RESP Protocol Injection via Lua redis.error_reply() in EvalSerializer","descriptions":[{"lang":"en","value":"Dragonfly is an in-memory data store built for modern application workloads. Prior to 1.39.9, Dragonfly has a RESP Protocol Injection via Lua redis.error_reply() in EvalSerializer. An authenticated user can inject arbitrary RESP messages into the connection's response stream, potentially causing response desynchronization in connection-pool clients. This vulnerability is fixed in 1.39.9."}],"affected":[{"vendor":"dragonflydb","product":"dragonfly","versions":[{"version":"< 1.38.9","status":"affected"}]}],"references":[{"url":"https://github.com/dragonflydb/dragonfly/security/advisories/GHSA-h77h-c6hc-qc9h","name":"https://github.com/dragonflydb/dragonfly/security/advisories/GHSA-h77h-c6hc-qc9h","tags":["x_refsource_CONFIRM"]},{"url":"https://github.com/dragonflydb/dragonfly/issues/7328","name":"https://github.com/dragonflydb/dragonfly/issues/7328","tags":["x_refsource_MISC"]},{"url":"https://github.com/dragonflydb/dragonfly/pull/7332","name":"https://github.com/dragonflydb/dragonfly/pull/7332","tags":["x_refsource_MISC"]}],"metrics":[{"cvssV4_0":{"attackVector":"NETWORK","attackComplexity":"LOW","attackRequirements":"PRESENT","privilegesRequired":"LOW","userInteraction":"NONE","vulnConfidentialityImpact":"NONE","vulnIntegrityImpact":"NONE","vulnAvailabilityImpact":"NONE","subConfidentialityImpact":"LOW","subIntegrityImpact":"LOW","subAvailabilityImpact":"NONE","baseScore":2.3,"baseSeverity":"LOW","vectorString":"CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N","version":"4.0"}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-116","lang":"en","description":"CWE-116: Improper Encoding or Escaping of Output","type":"CWE"}]}],"providerMetadata":{"shortName":"GitHub_M","orgId":"a0819718-46f1-4df5-94e2-005712e83aaa","dateUpdated":"2026-06-26T16:40:13.402Z"},"source":{"advisory":"GHSA-h77h-c6hc-qc9h","discovery":"UNKNOWN"}},"adp":[{"title":"CISA ADP Vulnrichment","references":[{"url":"https://github.com/dragonflydb/dragonfly/issues/7328","tags":["exploit"]}],"metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-06-26T17:31:44.526254Z","id":"CVE-2026-47206","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":"2026-06-26T17:31:48.061Z"}}]}}}