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Vulnerability record · CVE-2022-23048 · published 9 February 2022

CVE-2022-23048: Exponentcms exponent cms unrestricted file upload vulnerability

Exponentcms · Exponent Cms

Exponent CMS 2.6.0patch2 allows an authenticated admin user to upload a malicious extension in the format of a ZIP file with a PHP file inside it. After upload it, the PHP file will be placed at "themes/simpletheme/{rce}.php" from where can be accessed in order to execute commands.

7.2 CVSS 3.1 High EPSS 2.1% · top 19.3% CWE-434 · Unrestricted file upload
7.2CVSS 3.1 base score, v2 6.5
2.1%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
6References, 6 tagged exploit
17 Jun 2026Last modified by NVD

Description

Exponent CMS 2.6.0patch2 allows an authenticated admin user to upload a malicious extension in the format of a ZIP file with a PHP file inside it. After upload it, the PHP file will be placed at "themes/simpletheme/{rce}.php" from where can be accessed in order to execute commands.

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
https://exponentcms.lighthouseapp.com/projects/61783/tickets/1460 ExploitIssue TrackingVendor Advisory
https://fluidattacks.com/advisories/dylan/ ExploitIssue TrackingThird Party Advisory
https://github.com/exponentcms/exponent-cms/issues/1546 ExploitIssue TrackingThird Party Advisory
https://exponentcms.lighthouseapp.com/projects/61783/tickets/1460 ExploitIssue TrackingVendor Advisory
https://fluidattacks.com/advisories/dylan/ ExploitIssue TrackingThird Party Advisory
https://github.com/exponentcms/exponent-cms/issues/1546 ExploitIssue TrackingThird Party Advisory

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Related vulnerabilities

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

9.8CVE-2016-9021Exponentcms exponent cms improper input validation vulnerabilityExponent CMS before 2.6.0 has improper input validation in storeController.php.EPSS 1.3%9.8CVE-2016-9022Exponentcms exponent cms improper input validation vulnerabilityExponent CMS before 2.6.0 has improper input validation in usersController.php.EPSS 1.3%9.8CVE-2016-9023Exponentcms exponent cms improper input validation vulnerabilityExponent CMS before 2.6.0 has improper input validation in cron/find_help.php.EPSS 1.3%9.8CVE-2016-9025Exponentcms exponent cms improper input validation vulnerabilityExponent CMS before 2.6.0 has improper input validation in purchaseOrderController.php.EPSS 1.3%9.8CVE-2016-9026Exponentcms exponent cms improper input validation vulnerabilityExponent CMS before 2.6.0 has improper input validation in fileController.php.EPSS 1.3%9.8CVE-2016-8898Exponentcms exponent cms sql injection vulnerabilityExponent CMS version 2.3.9 suffers from a sql injection vulnerability in framework/modules/ecommerce/controllers/cartController.php.EPSS 1.8%9.8CVE-2016-8900Exponentcms exponent cms injection vulnerabilityExponent CMS version 2.3.9 suffers from a Object Injection vulnerability in framework/modules/core/controllers/expTagController.php related to change…EPSS 2.1%9.8CVE-2016-8897Exponentcms exponent cms sql injection vulnerabilityExponent CMS version 2.3.9 suffers from a sql injection vulnerability in framework/modules/help/controllers/helpController.php.EPSS 1.8%

Source: NIST National Vulnerability Database (record CVE-2022-23048), CISA KEV, FIRST EPSS (scores of 2026-09-29). This page is refreshed as NVD updates the record.