Home/CVE/HCL Notes is vulnerable to an information leakage vulnerability through its support for the 'mailto' protocol. This vuln
CVE

CVE-2020-4089

HCL Notes is vulnerable to an information leakage vulnerability through its support for the 'mailto' protocol. This vuln

HCL Notes is vulnerable to an information leakage vulnerability through its support for the 'mailto' protocol. This vulnerability could result in files from the user's filesystem or connected network filesystems being leaked to a third party. All versions of HCL Notes 9, 10 and 11 are affected.

MEDIUM · CVSS 6.5 EPSS 0.00357
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  • No active-exploitation, high-EPSS, or public-exploit signals - routine patching cadence
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Affected Products & Versions

1
hcltech notesall versions
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Scoring & Timeline

6.5
MEDIUM · CVSS v3.1 · psirt@hcl.com
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Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD26 Jun 2020 · 11:15 PM
CVSS VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N
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References & Sources

1
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
https://support.hcltechsw.com/csm?id=kb_article&sysparm_article=KB0080343Vendor Advisory
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