Autoptimize <= 2.7.6 - Authenticated Arbitrary File Upload

7.2
Unrestricted Upload of File with Dangerous Type
CVE CVE-2020-24948
CVSS 7.2 (High)
Publicly Published August 24, 2020
Last Updated January 22, 2024
Researcher Nguyen Van Khanh

Description

The ao_ccss_import AJAX call in Autoptimize Wordpress Plugin 2.7.6 does not ensure that the file provided is a legitimate Zip file, allowing high privilege users to upload arbitrary files, such as PHP, leading to remote command execution.

Learn more about Arbitrary File Upload vulnerabilities and how to prevent them.

References

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Vulnerability Details for Autoptimize

Software Type Plugin
Software Slug autoptimize (view on wordpress.org)
Patched? Yes
Remediation Update to version 2.7.7, or a newer patched version
Affected Version
  • <= 2.7.6
Patched Version
  • 2.7.7

Recent vulnerabilities in Autoptimize

# Title CVE ID CVSS Researchers Date
1 Autoptimize <= 3.1.14 - Authenticated (Contributor+) Stored Cross-Site Scripting via 'ao_post_preload' Meta Value CVE-2026-2352 6.4 bashu March 20, 2026
2 Autoptimize <= 3.1.14 - Authenticated (Contributor+) Stored Cross-Site Scripting via Lazy-loaded Image Attributes CVE-2026-2430 6.4 stealthcopter March 20, 2026
3 Autoptimize <= 3.1.13 - Authenticated (Contributor+) Stored Cross-Site Scripting CVE-2025-13401 6.4 Muhammad Yudha - DJ December 3, 2025
4 Autoptimize <= 3.1.6 - Authenticated (Admin+) Stored Cross-Site Scripting via Critical CSS Rules CVE-2023-2113 4.4 Juampa Rodríguez April 25, 2023
5 Autoptimize <= 3.0.4 - Sensitive Information Disclosure CVE-2022-4057 5.3 Raad Haddad December 5, 2022
6 Autoptimize <= 3.1.0 - Authenticated (Admin+) Stored Cross-Site Scripting via Critical CSS Settings CVE-2022-2635 5.5 Raad Haddad July 19, 2022
7 Autoptimize <= 2.8.3 - Stored Cross-Site Scripting CVE-2021-24332 5.5 R3N0 May 7, 2021
8 Autoptimize <= 2.7.7 - Arbitrary File Upload (and Remote Code Execution) via Import Settings CVE-2021-24376 9.8 Marcin Węgłowski October 9, 2020
9 Autoptimize <= 2.7.7 - Unsafe File Upload to Cross-Site Scripting CVE-2021-24378 4.8 Marcin Węgłowski October 9, 2020
10 Autoptimize <= 2.7.7 - Race Condition leading to Remote Code Execution CVE-2021-24377 8.1 Marcin Węgłowski October 9, 2020

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