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Vulnerability record · CVE-2020-24948 · published 3 September 2020

CVE-2020-24948: Autoptimize unrestricted file upload vulnerability

Autoptimize · Autoptimize

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.

7.2 CVSS 3.1 High EPSS 13% · top 3.8% CWE-434 · Unrestricted file upload
7.2CVSS 3.1 base score, v2 6.5
13%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
4References, 4 tagged exploit
17 Jun 2026Last modified by NVD

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.

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

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
http://packetstormsecurity.com/files/160850/WordPress-Autoptimize-Shell-Upload.html ExploitThird Party AdvisoryVDB Entry
https://wpvulndb.com/vulnerabilities/10372 ExploitThird Party Advisory
http://packetstormsecurity.com/files/160850/WordPress-Autoptimize-Shell-Upload.html ExploitThird Party AdvisoryVDB Entry
https://wpvulndb.com/vulnerabilities/10372 ExploitThird Party Advisory

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

9.8CVE-2021-24376Autoptimize unrestricted file upload vulnerabilityThe Autoptimize WordPress plugin before 2.7.8 attempts to delete malicious files (such as .php) form the uploaded archive via the "Import Settings" f…EPSS 3.7%8.1CVE-2021-24377Autoptimize race condition vulnerabilityThe Autoptimize WordPress plugin before 2.7.8 attempts to remove potential malicious files from the extracted archive uploaded via the 'Import Settin…EPSS 1.2%4.8CVE-2023-2113Autoptimize vulnerabilityThe Autoptimize WordPress plugin before 3.1.7 does not sanitise and escape the settings imported from a previous export, allowing high privileged use…EPSS 0.47%4.8CVE-2022-2635Autoptimize cross-site scripting vulnerabilityThe Autoptimize WordPress plugin before 3.1.1 does not sanitise and escape some of its settings, which could allow high privilege users such as admin…EPSS 0.63%4.8CVE-2021-24378Autoptimize cross-site scripting vulnerabilityThe Autoptimize WordPress plugin before 2.7.8 does not check for malicious files such as .html in the archive uploaded via the 'Import Settings' feat…EPSS 0.62%4.8CVE-2021-24332Autoptimize cross-site scripting vulnerabilityThe Autoptimize WordPress plugin before 2.8.4 was missing proper escaping and sanitisation in some of its settings, allowing high privilege users to …EPSS 0.63%10.0CVE-2026-56291Balbooa Forms Joomla extension unauthenticated arbitrary file upload RCEThe Balbooa Forms extension for Joomla before version 2.4.1 accepts file uploads without authentication and does not restrict file type, allowing exe…KEVEPSS 15%analysed10.0CVE-2026-48939iCagenda Joomla extension unrestricted file upload leads to PHP RCEThe iCagenda extension for Joomla fails to restrict file types in its file attachment feature, allowing arbitrary file uploads that result in PHP cod…KEVEPSS 20%analysed

Source: NIST National Vulnerability Database (record CVE-2020-24948), CISA KEV, FIRST EPSS (scores of 2026-09-27). This page is refreshed as NVD updates the record.