CVE-2026-21790

MediumCVSS 6.3/10Last modified Jun 17, 2026

Description

HCL Traveler is susceptible to a weak default HTTP header validation vulnerability, which could allow an attacker to bypass additional authentication checks.

Metrics

CVSS 3.1 6.3/10CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L

Weakness enumeration

CWE-346

Affected software

Source: the vendor's advisory (CNA). NVD analysis pending.

Vendor	Product	Versions
HCLSoftware	Traveler	< 14.5.1.0

References

https://support.hcl-software.com/csm?id=kb_article&sysparm_article=KB0129139

Timeline

Published: Mar 24, 2026
Last modified: Jun 17, 2026
NVD status: Awaiting Analysis

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