CVE-2026-108015

eMudhra Compromised Certificate vulnerability impacts HCL Notes Client

Published Oct 27, 2026 CVSS 4.0 · 9.1 Critical EPSS < 1% KEV · Not listed
Description
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.  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.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

No advisories available
History
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}

Type Values Removed Values Added
First Time appeared Hcltech
Hcltech notes
Vendors & Products Hcltech
Hcltech notes
Type Values Removed Values Added
Title eMudhra Compromised Certficate vulnerability impacts HCL Notes Client eMudhra Compromised Certificate vulnerability impacts HCL Notes Client
Type Values Removed Values Added
Description 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.  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.
Title eMudhra Compromised Certficate vulnerability impacts HCL Notes Client
Weaknesses CWE-327
References
Metrics cvssV4_0

{'score': 9.1, 'vector': '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'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
HCL
Published
Updated
Nov 4, 2026, 8:23 PM
Reserved
Oct 9, 2026, 9:26 AM
Status
Awaiting Analysis
Published
Oct 27, 2026, 5:16 PM
Modified
Nov 4, 2026, 9:17 PM