CVE-2026-21790

March 25, 2026, 3:41 p.m.

6.3
Medium

Description

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

Product(s) Impacted

Vendor Product Versions
Hcl
  • Hcl Traveler
  • *

Weaknesses

Common security weaknesses mapped to this vulnerability.

CWE-346
Origin Validation Error
The product does not properly verify that the source of data or communication is valid.

*CPE(s)

Affected systems and software identified for this CVE.

Type Vendor Product Version Update Edition Language Software Edition Target Software Target Hardware Other Information
a hcl hcl_traveler / / / / / / / /

References

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

Tags

CWE-346
[email protected]
2026-03-24
CVE-2026-21790

CVSS Score

6.3 / 10

CVSS Data - 3.1

  • Attack Vector: NETWORK
  • Attack Complexity: LOW
  • Privileges Required: LOW
  • Scope: UNCHANGED
  • Confidentiality Impact: LOW
  • Integrity Impact: LOW
  • Availability Impact: LOW

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

    View Vector String

Timeline

Published: March 24, 2026, 9:16 p.m.
Last Modified: March 25, 2026, 3:41 p.m.

Status : Awaiting Analysis

CVE has been recently published to the CVE List and has been received by the NVD.

More info

Source

[email protected]

*Disclaimer: Some vulnerabilities do not have an associated CPE. To enhance the data, we use AI to infer CPEs based on CVE details. This is an automated process and might not always be accurate.