CVE-2026-7836

{"id": "CVE-2026-7836", "cveTags": [], "metrics": {"ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2026-7836", "role": "CISA Coordinator", "options": [{"exploitation": "none"}, {"automatable": "no"}, {"technicalImpact": "partial"}], "version": "2.0.3", "timestamp": "2026-05-21T12:12:27.745784Z"}}], "cvssMetricV31": [{"type": "Secondary", "source": "33c584b5-0579-4c06-b2a0-8d8329fcab9c", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 3.1, "attackVector": "NETWORK", "baseSeverity": "LOW", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:N/I:L/A:N", "integrityImpact": "LOW", "userInteraction": "NONE", "attackComplexity": "HIGH", "availabilityImpact": "NONE", "privilegesRequired": "LOW", "confidentialityImpact": "NONE"}, "impactScore": 1.4, "exploitabilityScore": 1.6}]}, "affected": [{"source": "33c584b5-0579-4c06-b2a0-8d8329fcab9c", "affectedData": [{"vendor": "Netatalk", "product": "Netatalk", "versions": [{"status": "affected", "version": "2.0.0", "versionType": "semver", "lessThanOrEqual": "4.4.2"}, {"status": "unaffected", "version": "4.5.0", "versionType": "semver"}], "defaultStatus": "unaffected"}]}], "published": "2026-05-21T08:16:23.403", "references": [{"url": "https://netatalk.io/security/CVE-2026-7836", "source": "33c584b5-0579-4c06-b2a0-8d8329fcab9c"}], "vulnStatus": "Deferred", "weaknesses": [{"type": "Secondary", "source": "33c584b5-0579-4c06-b2a0-8d8329fcab9c", "description": [{"lang": "en", "value": "CWE-682"}]}], "descriptions": [{"lang": "en", "value": "An incorrect calculation in the hextoint macro in Netatalk 2.0.0 through 4.4.2 due to improper uppercase character handling allows a remote authenticated attacker to cause limited data modification via crafted hexadecimal input."}, {"lang": "es", "value": "Un c\u00e1lculo incorrecto en la macro hextoint en Netatalk 2.0.0 hasta 4.4.2 debido a un manejo incorrecto de caracteres en may\u00fasculas permite a un atacante remoto autenticado causar una modificaci\u00f3n limitada de datos mediante una entrada hexadecimal manipulada."}], "lastModified": "2026-07-23T16:10:00.137", "sourceIdentifier": "33c584b5-0579-4c06-b2a0-8d8329fcab9c"}