{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-108015", "assignerOrgId": "1e47fe04-f25f-42fa-b674-36de2c5e3cfc", "state": "PUBLISHED", "assignerShortName": "HCL", "dateReserved": "2026-10-09T09:26:54.337Z", "datePublished": "2026-10-27T16:53:19.893Z", "dateUpdated": "2026-10-27T20:29:23.260Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "1e47fe04-f25f-42fa-b674-36de2c5e3cfc", "shortName": "HCL", "dateUpdated": "2026-10-27T20:29:23.260Z"}, "title": "eMudhra Compromised Certificate vulnerability impacts HCL Notes Client", "datePublic": "2026-10-27T16:53:00.000Z", "problemTypes": [{"descriptions": [{"lang": "en", "cweId": "CWE-327", "description": "CWE-327 Use of a Broken or Risky Cryptographic Algorithm", "type": "CWE"}]}], "affected": [{"vendor": "HCLSoftware", "product": "Notes Client", "versions": [{"status": "affected", "version": "<1=2.0.2 FP8, <=14.0 FP5, 14.5, <=14.5.1 FP1"}], "defaultStatus": "unaffected"}], "descriptions": [{"lang": "en", "value": "Private keys for eight eMudhra intermediate CA certificates have been compromised https://emudhra.we-have-a-problem.com/ , which impacts certificate trust for outbound network request features of HCL Notes Client.\u00a0 An unauthenticated network attacker could spoof server certificates to execute a man in the middle (MITM) attack, enabling them to intercept and/or modify the content of outbound TLS connections.", "supportingMedia": [{"type": "text/html", "base64": false, "value": "Private keys for eight eMudhra intermediate CA certificates have been <a title=\"\" href=\"https://emudhra.we-have-a-problem.com/\" target=\"_blank\" rel=\"noopener noreferrer nofollow\">compromised</a>, which impacts certificate trust for outbound network request features of HCL Notes Client.&nbsp; An unauthenticated network attacker could spoof server certificates to execute a man in the middle (MITM) attack, enabling them to intercept and/or modify the content of outbound TLS connections."}]}], "references": [{"url": "https://support.hcl-software.com/csm?id=kb_article&sysparm_article=KB0134749"}], "metrics": [{"format": "CVSS", "scenarios": [{"lang": "en", "value": "GENERAL"}], "cvssV4_0": {"attackVector": "NETWORK", "attackComplexity": "LOW", "attackRequirements": "PRESENT", "privilegesRequired": "NONE", "userInteraction": "NONE", "vulnConfidentialityImpact": "HIGH", "subConfidentialityImpact": "NONE", "vulnIntegrityImpact": "HIGH", "subIntegrityImpact": "NONE", "vulnAvailabilityImpact": "NONE", "subAvailabilityImpact": "NONE", "exploitMaturity": "NOT_DEFINED", "Safety": "NOT_DEFINED", "Automatable": "NOT_DEFINED", "Recovery": "NOT_DEFINED", "valueDensity": "NOT_DEFINED", "vulnerabilityResponseEffort": "NOT_DEFINED", "providerUrgency": "NOT_DEFINED", "version": "4.0", "baseSeverity": "CRITICAL", "baseScore": 9.1, "vectorString": "CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N"}}], "source": {"discovery": "UNKNOWN"}, "x_generator": {"engine": "Vulnogram 1.0.5"}}}}

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{"affected": [{"affectedData": [{"defaultStatus": "unaffected", "product": "Notes Client", "vendor": "HCLSoftware", "versions": [{"status": "affected", "version": "<1=2.0.2 FP8, <=14.0 FP5, 14.5, <=14.5.1 FP1"}]}], "source": "psirt@hcl.com"}], "cveTags": [], "descriptions": [{"lang": "en", "value": "Private keys for eight eMudhra intermediate CA certificates have been compromised https://emudhra.we-have-a-problem.com/ , which impacts certificate trust for outbound network request features of HCL Notes Client.\u00a0 An unauthenticated network attacker could spoof server certificates to execute a man in the middle (MITM) attack, enabling them to intercept and/or modify the content of outbound TLS connections."}], "id": "CVE-2026-108015", "lastModified": "2026-10-28T15:21:31.673", "metrics": {"cvssMetricV40": [{"cvssData": {"Automatable": "NOT_DEFINED", "Recovery": "NOT_DEFINED", "Safety": "NOT_DEFINED", "attackComplexity": "LOW", "attackRequirements": "PRESENT", "attackVector": "NETWORK", "availabilityRequirement": "NOT_DEFINED", "baseScore": 9.1, "baseSeverity": "CRITICAL", "confidentialityRequirement": "NOT_DEFINED", "exploitMaturity": "NOT_DEFINED", "integrityRequirement": "NOT_DEFINED", "modifiedAttackComplexity": "NOT_DEFINED", "modifiedAttackRequirements": "NOT_DEFINED", "modifiedAttackVector": "NOT_DEFINED", "modifiedPrivilegesRequired": "NOT_DEFINED", "modifiedSubAvailabilityImpact": "NOT_DEFINED", "modifiedSubConfidentialityImpact": "NOT_DEFINED", "modifiedSubIntegrityImpact": "NOT_DEFINED", "modifiedUserInteraction": "NOT_DEFINED", "modifiedVulnAvailabilityImpact": "NOT_DEFINED", "modifiedVulnConfidentialityImpact": "NOT_DEFINED", "modifiedVulnIntegrityImpact": "NOT_DEFINED", "privilegesRequired": "NONE", "providerUrgency": "NOT_DEFINED", "subAvailabilityImpact": "NONE", "subConfidentialityImpact": "NONE", "subIntegrityImpact": "NONE", "userInteraction": "NONE", "valueDensity": "NOT_DEFINED", "vectorString": "CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:H/VI:H/VA:N/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", "version": "4.0", "vulnAvailabilityImpact": "NONE", "vulnConfidentialityImpact": "HIGH", "vulnIntegrityImpact": "HIGH", "vulnerabilityResponseEffort": "NOT_DEFINED"}, "source": "psirt@hcl.com", "type": "Secondary"}]}, "published": "2026-10-27T17:16:57.187", "references": [{"source": "psirt@hcl.com", "url": "https://support.hcl-software.com/csm?id=kb_article&sysparm_article=KB0134749"}], "sourceIdentifier": "psirt@hcl.com", "vulnStatus": "Awaiting Analysis", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-327"}], "source": "psirt@hcl.com", "type": "Secondary"}]}

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{"affected": [{"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "generic", "value": "<1=2.0.2 FP8, <=14.0 FP5, 14.5, ,<=14.5.1 FP1"}}], "enrichment": {"confidence": 100.0, "confidence_source": "manual", "scores": [{"score": 100.0, "source": "manual"}]}, "original": {"product": "Notes Client", "source": "cna", "vendor": "HCLSoftware"}, "product": "notes", "vendor": "hcltech"}], "created": "2026-10-27T18:45:07.614769+00:00", "updated": "2026-10-28T21:48:40.238664+00:00", "vendors": ["hcltech", "hcltech$PRODUCT$notes"]}