CVE-2026-42542

{"id": "CVE-2026-42542", "cveTags": [], "metrics": {"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}]}, "published": "2026-06-10T22:16:57.527", "references": [{"url": "https://github.com/taosdata/TDengine/releases/tag/ver-3.4.1.6", "tags": ["Product", "Release Notes"], "source": "security-advisories@github.com"}, {"url": "https://github.com/taosdata/TDengine/security/advisories/GHSA-vg95-j2hf-hvjx", "tags": ["Exploit", "Mitigation", "Vendor Advisory"], "source": "security-advisories@github.com"}], "vulnStatus": "Analyzed", "weaknesses": [{"type": "Primary", "source": "security-advisories@github.com", "description": [{"lang": "en", "value": "CWE-191"}]}], "descriptions": [{"lang": "en", "value": "TDengine is an open source, time-series database optimized for Internet of Things devices. In versions 3.4.0.0 through 3.4.1.5, an unauthenticated remote attacker can crash the taosd server process by sending a single crafted RPC packet. No credentials or prior session state are required. Version 3.4.1.6 fixes the issue."}], "lastModified": "2026-06-12T19:40:54.747", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:tdengine:tdengine:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "68C1A578-81A0-49AA-B839-CB445063929A", "versionEndExcluding": "3.4.1.6", "versionStartIncluding": "3.4.0.0"}], "operator": "OR"}]}], "sourceIdentifier": "security-advisories@github.com"}