QID 150526

Date Published: 2022-06-16

QID 150526: WordPress WP Maintenance Plugin: Stored Cross-Site Scripting Vulnerability (CVE-2021-36828)

The WP Maintenance plugin allows you to put your website on the waiting time for you to do maintenance or launch your website.

The plugin does not sanitise and escape multiple of its settings, which could allow high privileged users such as admin to perform Cross-Site Scripting attack when the unfiltered_html is disallowed.

Affected Versions:
WordPress WP Maintenance Plugin before 6.0.6.

QID Detection Logic:
This QID sends a HTTP GET request and checks for vulnerable version of WordPress plugin running on the target application.

Successful exploitation could allow an attacker to execute arbitrary JavaScript code in the context of the interface or allow the attacker to access sensitive, browser-based information.

CVSS V3 rated as Medium - 4.8 severity.

CVSS V2 rated as Medium - 3.5 severity.

Solution

Customers are advised to upgrade to WP Maintenance 6.0.6 or later version to remediate this vulnerability. For more information regarding this vulnerability please refer WPScan Security Advisory

Vendor References

WPScan - wpscan.com/vulnerability/b15b7b4d-4f8a-4c38-8169-03701f0ffca5

CVEs related to QID 150526

CVE-2021-36828 |

Software Advisories

Advisory ID	Software	Component	Link
WPScan			wpscan.com/vulnerability/b15b7b4d-4f8a-4c38-8169-03701f0ffca5
WordPress			wordpress.org/plugins/wp-maintenance/

By selecting these links, you may be leaving CVEreport webspace. We have provided these links to other websites because they may have information that would be of interest to you. No inferences should be drawn on account of other sites being referenced, or not, from this page. There may be other websites that are more appropriate for your purpose. CVEreport does not necessarily endorse the views expressed, or concur with the facts presented on these sites. Further, CVEreport does not endorse any commercial products that may be mentioned on these sites. Please address comments about any linked pages to [email protected].