CVE-2026-73064

{"id": "CVE-2026-73064", "cveTags": [], "metrics": {"ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2026-73064", "role": "CISA Coordinator", "options": [{"exploitation": "none"}, {"automatable": "no"}, {"technicalImpact": "partial"}], "version": "2.0.3", "timestamp": "2026-09-24T18:00:13.513498Z"}}], "cvssMetricV31": [{"type": "Secondary", "source": "cve@mitre.org", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 2.9, "attackVector": "LOCAL", "baseSeverity": "LOW", "vectorString": "CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:N", "integrityImpact": "LOW", "userInteraction": "NONE", "attackComplexity": "HIGH", "availabilityImpact": "NONE", "privilegesRequired": "NONE", "confidentialityImpact": "NONE"}, "impactScore": 1.4, "exploitabilityScore": 1.4}]}, "affected": [{"source": "cve@mitre.org", "affectedData": [{"repo": "https://github.com/Mbed-TLS/mbedtls", "vendor": "trustedfirmware", "product": "Mbed TLS", "versions": [{"status": "affected", "version": "3.2.0", "lessThan": "3.6.7", "versionType": "semver"}, {"status": "affected", "version": "4.0.0", "lessThan": "4.1.1", "versionType": "semver"}], "defaultStatus": "unaffected"}]}], "published": "2026-09-24T15:17:34.273", "references": [{"url": "https://github.com/Mbed-TLS/mbedtls", "source": "cve@mitre.org"}, {"url": "https://mbed-tls.readthedocs.io/en/latest/security-advisories/mbedtls-security-advisory-2026-07-random-generator-fault-tls-integrity/", "source": "cve@mitre.org"}], "vulnStatus": "Awaiting Analysis", "weaknesses": [{"type": "Secondary", "source": "cve@mitre.org", "description": [{"lang": "en", "value": "CWE-394"}]}], "descriptions": [{"lang": "en", "value": "In Mbed TLS 3.2.0 though 3.6.6 and 4.0.0 through 4.1.0, an attacker who can cause an entropy source to fail can remove or inject bytes into the start of the TLS stream. This only affects TLS 1.3 servers."}], "lastModified": "2026-09-24T21:04:40.340", "sourceIdentifier": "cve@mitre.org"}