CVE-2026-3103

{"id": "CVE-2026-3103", "cveTags": [], "metrics": {"cvssMetricV31": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 5.4, "attackVector": "NETWORK", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:L", "integrityImpact": "LOW", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "LOW", "privilegesRequired": "LOW", "confidentialityImpact": "NONE"}, "impactScore": 2.5, "exploitabilityScore": 2.8}], "cvssMetricV40": [{"type": "Secondary", "source": "security@checkmk.com", "cvssData": {"Safety": "NOT_DEFINED", "version": "4.0", "Recovery": "NOT_DEFINED", "baseScore": 5.3, "Automatable": "NOT_DEFINED", "attackVector": "NETWORK", "baseSeverity": "MEDIUM", "valueDensity": "NOT_DEFINED", "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/VA:L/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X", "exploitMaturity": "NOT_DEFINED", "providerUrgency": "NOT_DEFINED", "userInteraction": "NONE", "attackComplexity": "LOW", "attackRequirements": "NONE", "privilegesRequired": "LOW", "subIntegrityImpact": "NONE", "vulnIntegrityImpact": "LOW", "integrityRequirement": "NOT_DEFINED", "modifiedAttackVector": "NOT_DEFINED", "subAvailabilityImpact": "NONE", "vulnAvailabilityImpact": "LOW", "availabilityRequirement": "NOT_DEFINED", "modifiedUserInteraction": "NOT_DEFINED", "modifiedAttackComplexity": "NOT_DEFINED", "subConfidentialityImpact": "NONE", "vulnConfidentialityImpact": "NONE", "confidentialityRequirement": "NOT_DEFINED", "modifiedAttackRequirements": "NOT_DEFINED", "modifiedPrivilegesRequired": "NOT_DEFINED", "modifiedSubIntegrityImpact": "NOT_DEFINED", "modifiedVulnIntegrityImpact": "NOT_DEFINED", "vulnerabilityResponseEffort": "NOT_DEFINED", "modifiedSubAvailabilityImpact": "NOT_DEFINED", "modifiedVulnAvailabilityImpact": "NOT_DEFINED", "modifiedSubConfidentialityImpact": "NOT_DEFINED", "modifiedVulnConfidentialityImpact": "NOT_DEFINED"}}]}, "published": "2026-03-04T14:16:14.857", "references": [{"url": "https://checkmk.com/werk/19041", "tags": ["Mitigation", "Vendor Advisory"], "source": "security@checkmk.com"}], "vulnStatus": "Analyzed", "weaknesses": [{"type": "Secondary", "source": "security@checkmk.com", "description": [{"lang": "en", "value": "CWE-863"}]}], "descriptions": [{"lang": "en", "value": "A logic error in the remove_password() function in Checkmk GmbH's Checkmk versions <2.4.0p23, <2.3.0p43, and 2.2.0 (EOL) allows a low-privileged user to cause data loss."}, {"lang": "es", "value": "Un error de l\u00f3gica en la funci\u00f3n remove_password() en las versiones de Checkmk de Checkmk GmbH &lt;2.4.0p23, &lt;2.3.0p43 y 2.2.0 (EOL) permite a un usuario de bajo privilegio causar p\u00e9rdida de datos."}], "lastModified": "2026-03-05T18:39:15.777", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:checkmk:checkmk:2.2.0:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "8447E2D1-A540-4D4D-A89B-71581EB5C47A"}, {"criteria": "cpe:2.3:a:checkmk:checkmk:2.3.0:-:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "83202950-840A-4CB7-AD96-CE62E84FABD8"}, {"criteria": "cpe:2.3:a:checkmk:checkmk:2.3.0:b1:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "1A020A77-7D84-4557-9B0B-D74A89BC1538"}, {"criteria": "cpe:2.3:a:checkmk:checkmk:2.3.0:b2:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "D9770554-978B-4552-9E0E-CD6B6675243C"}, {"criteria": "cpe:2.3:a:checkmk:checkmk:2.3.0:b3:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "1883D2F4-CB96-4DDE-87E8-D1990A3FA092"}, {"criteria": "cpe:2.3:a:checkmk:checkmk:2.3.0:b4:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": 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