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CVE-2026-21783

MEDIUMCVSS 4.3/10EPSS 0.28%

Last modified

CVE-2026-21783 is a medium-severity vulnerability rated 4.3/10 on the CVSS scale. 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.. EPSS estimates a 0.28% chance of exploitation in the next 30 days.

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.

Metrics

CVSS 3.1
4.3/10

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

EPSS Probability
0.28%

19.6th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
HcltechTraveler< 14.5.1.0

References

Timeline

Published
Last Modified
Status
Analyzed

Frequently Asked Questions

What is CVE-2026-21783?
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.
How severe is CVE-2026-21783?
CVE-2026-21783 has a CVSS score of 4.3/10 (MEDIUM severity). The EPSS model estimates a 0.28% probability of exploitation in the next 30 days.
How do I fix CVE-2026-21783?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2026-21783?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST