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CVE-2026-21783

MEDIUM CVSS 3.1: 4.3 EPSS 0.01%
Updated Mar 25, 2026
HCL
Parameter Value
CVSS 4.3 (MEDIUM)
Type CWE-209 (Information Exposure Through Error Message)
Vendor HCL
Public PoC No

HCL Traveler is affected by sensitive information disclosure.  The application generates some error messages that provide detailed information about errors and failures, such as internal paths, file names, sensitive tokens, credentials, error codes, or stack traces.  Attackers could exploit this information to gain insights into the system's architecture and potentially launch targeted attacks.

Attack Parameters

Attack Vector
Network
Can be exploited remotely
Attack Complexity
Low
Easy to exploit
Privileges Required
Low
Basic privileges needed
User Interaction
None
No user interaction needed

Impact Assessment

Confidentiality
Low
Partial data leak
Integrity
None
No data modification
Availability
None
No disruption

CVSS Vector v3.1