Information disclosure through error messages in HCL Software Traveler
Priority LOW 20CWE-209Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- Low
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Information disclosure
- Confidentiality · integrity · availability
- Low · None · None
- Fix status
- Fixed
Attack profile from CVSS 3.1 · CNA. Fix status from CNA. Impact type from CWE-209.
Summary
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.
Why it matters now
Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00289 21st percentileScored 2026-11-07
Fix Fixed Traveler (HCLSoftware): 14.5.1.0
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- Automatable
- No
- Technical impact
- Partial
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| HCL Software | Traveler | before 14.5.1.0 | 14.5.1.0 | Patch available | CNA |
- Traveler VendorHCL Software Affected before 14.5.1.0 Fixed in 14.5.1.0 Patch available CNA
CPE configurations NVD · 1
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:hcltech:traveler:*:*:*:*:*:*:*:* | before 14.5.1.0 | Vulnerable | HCL Software |
- cpe:2.3:a:hcltech:traveler:*:*:*:*:*:*:*:* Versions before 14.5.1.0 Vulnerable ·HCL Software
Remediation
- Fix · CNA Traveler (HCLSoftware) Fixed in 14.5.1.0
Timeline
- 2026-10-02 Threatist record created from CVE-2026-21783
- 2026-10-03 Alias added: GHSA-w3p4-547j-v9cv
References
More HCL Software Traveler vulnerabilities
- TI-2022-10556 HCL Traveler is susceptible to a Reflected Cross-Site Scripting vulnerability in the web admin (LotusTraveler.nsf) CVSS 3.1HIGH 7.5
- TI-2019-03258 Cross-site scripting in HCL Traveler CVSS 3.1MEDIUM 5.4
- TI-2021-09172 Cross-site scripting in HCL Traveler CVSS 3.1MEDIUM 4.9
- TI-2025-00223 HCL Traveler is affected by generation of error messages containing sensitive information CVSS 3.1MEDIUM 4.3
- TI-2025-00222 An internal path disclosure vulnerability affects HCL Traveler CVSS 3.1MEDIUM 4.3
Sources
- CVE-2026-21783 · CVE Program
- CVE-2026-21783 · NVD
- FIRST EPSS
- GHSA-w3p4-547j-v9cv · GitHub Advisory Database · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences