CVE-2026-21790

medium

Description

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

References

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

Details

Source: Mitre, NVD

Published: 2026-03-24

Updated: 2026-03-25

Risk Information

CVSS v2

Base Score: 6.5

Vector: CVSS2#AV:N/AC:L/Au:S/C:P/I:P/A:P

Severity: Medium

CVSS v3

Base Score: 6.3

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