Medium severity · published Jun 27, 2026
CVE-2025-59868
HCL Traveler for Microsoft Outlook (HTMO) is susceptible to sensitive data exposure
5.5
CVSS
0.2%
EPSS
No
On KEV
Description
HCL Traveler for Microsoft Outlook (HTMO) is susceptible to a sensitive data exposure vulnerability which could allow an attacker to exploit application information to then attempt additional attacks and cause unknown behavior in the application.
CVSS vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
Attack vector
Local
Complexity
Low
Privileges
Low
User interaction
None
Confidentiality
High
Integrity
None
Availability
None
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.2% · higher than 4% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
TF
Traveler for Microsoft Outlook · HCLSoftware
<3.0.15 · source: vendor, NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2025-59868
CVE.org
https://www.cve.org/CVERecord?id=CVE-2025-59868
Vendor Advisory
https://support.hcl-software.com/csm?id=kb_article&sysparm_article=KB0131419
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