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CVE-2026-21790: Origin Validation Error

🗓️ 24 Mar 2026 00:00:00Reported by Rapid7Type 
rapid7
 rapid7
🔗 www.rapid7.com👁 4 Views

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

Related
Refs
ReporterTitlePublishedViews
Family
attackerkb
attackerkb
CVE-2026-21790
24 Mar 202620:04
attackerkb
circl
Circl
CVE-2026-21790
24 Mar 202622:49
circl
cnnvd
CNNVD
HCL Traveler 安全漏洞
24 Mar 202600:00
cnnvd
cnvd
CNVD
Unspecified Vulnerability in HCL Traveler
31 Mar 202600:00
cnvd
cve
CVE
CVE-2026-21790
24 Mar 202620:04
cve
cvelist
Cvelist
CVE-2026-21790 HCL Traveler is susceptible to a weak default HTTP header validation vulnerability
24 Mar 202620:04
cvelist
euvd
EUVD
EUVD-2026-15002
24 Mar 202621:31
euvd
nvd
NVD
CVE-2026-21790
24 Mar 202621:16
nvd
ptsecurity
Positive Technologies
PT-2026-27498
24 Mar 202600:00
ptsecurity
redhatcve
RedhatCVE
CVE-2026-21790
26 Mar 202615:12
redhatcve
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25 Mar 2026 00:00Current
CVSS 3.16.3
EPSS0.0015
SSVC
4