CVE-2026-21783
4.3 · MEDIUMOverview
CVE-2026-21783 is a medium-severity vulnerability affecting hcltech traveler. It was published on March 24, 2026 and has a CVSS 3.1 base score of 4.3 (MEDIUM).
This vulnerability has a CVSS 3.1 base score of 4.3, rated MEDIUM. It can be exploited remotely over the network. Some level of privileges is required for exploitation.
Technical Description
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.
Remediation
Check the references section for vendor advisories and patches from hcltech. Update traveler to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.
Affected Products
| Vendor | Product | Versions | Status |
|---|---|---|---|
| hcltech | traveler | >= 0, < 14.5.1.0 | Affected |
Frequently Asked Questions
What is CVE-2026-21783?
CVE-2026-21783 is a medium-severity vulnerability affecting hcltech traveler. It was published on March 24, 2026 and has a CVSS 3.1 base score of 4.3 (MEDIUM).
How severe is CVE-2026-21783?
This vulnerability has a CVSS 3.1 base score of 4.3, rated MEDIUM. It can be exploited remotely over the network. Some level of privileges is required for exploitation.
How do I fix or remediate CVE-2026-21783?
Check the references section for vendor advisories and patches from hcltech. Update traveler to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.
How can CyberStrike help with CVE-2026-21783?
CyberStrike's AI-powered security agents can automatically detect CVE-2026-21783 across your infrastructure using autonomous pentesting, DAST scanning, and HackBrowser. The platform continuously monitors for known vulnerabilities and provides actionable remediation guidance prioritized by real-world exploitability.
How CyberStrike Helps
AI agents map your attack surface to find vulnerabilities like this one.
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