CVE-2026-54341

{"id": "CVE-2026-54341", "cveTags": [], "metrics": {"ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2026-54341", "role": "CISA Coordinator", "options": [{"exploitation": "poc"}, {"automatable": "yes"}, {"technicalImpact": "partial"}], "version": "2.0.3", "timestamp": "2026-06-26T18:31:59.890470Z"}}], "cvssMetricV31": [{"type": "Secondary", "source": "security-advisories@github.com", "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": "security-advisories@github.com", "affectedData": [{"vendor": "dragonflydb", "product": "dragonfly", "versions": [{"status": "affected", "version": "< 1.39.0"}]}]}], "published": "2026-06-26T18:17:00.417", "references": [{"url": "https://github.com/dragonflydb/dragonfly/pull/7502", "source": "security-advisories@github.com"}, {"url": "https://github.com/dragonflydb/dragonfly/security/advisories/GHSA-cwjr-j869-h8q9", "source": "security-advisories@github.com"}, {"url": "https://github.com/dragonflydb/dragonfly/security/advisories/GHSA-cwjr-j869-h8q9", "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0"}], "vulnStatus": "Deferred", "weaknesses": [{"type": "Secondary", "source": "security-advisories@github.com", "description": [{"lang": "en", "value": "CWE-125"}]}], "descriptions": [{"lang": "en", "value": "Dragonfly is an in-memory data store built for modern application workloads. Prior to 1.39.0, a crafted RESTORE payload triggers an out-of-bounds read in DragonflyDB's listpack collection loaders, crashing the entire server process (SIGSEGV). Because DragonflyDB requires no authentication by default and RESTORE is a normal keyspace command, an unauthenticated remote attacker can crash the server with a single ~24-byte command \u2014 a remote, repeatable denial of service. This vulnerability is fixed in 1.39.0."}], "lastModified": "2026-06-26T20:20:22.420", "sourceIdentifier": "security-advisories@github.com"}