CVE-2021-24220

CRITICAL EXPLOITED NUCLEI

Thrivethemes Focusblog < 2.0.0 - Unrestricted File Upload

Title source: rule

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.

Nuclei Templates (1)

Multiple Thrive Themes < 2.0.0 - Arbitrary File Upload

CRITICALVERIFIEDby pussycat0x

References (2)

[Exploit, Third Party Advisory] https://wpscan.com/vulnerability/a2424354-2639-4f53-a24f-afc11f6c4cac

[Third Party Advisory] https://www.wordfence.com/blog/2021/03/recently-patched-vulnerability-in-thrive-themes-actively-exploited-in-the-wild

Scores

CVSS v3 9.1

EPSS 0.6379

EPSS Percentile 98.4%

Attack Vector NETWORK

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H

Details

VulnCheck KEV 2021-03-24

CWE

CWE-434

Status published

Products (10)

thrivethemes/focusblog < 2.0.0

thrivethemes/ignition < 2.0.0

thrivethemes/luxe < 2.0.0

thrivethemes/minus < 2.0.0

thrivethemes/performag < 2.0.0

thrivethemes/pressive < 2.0.0

thrivethemes/rise < 2.0.0

thrivethemes/squared < 2.0.0

thrivethemes/storied < 2.0.0

thrivethemes/voice < 2.0.0

Published Apr 12, 2021

Tracked Since Feb 18, 2026