CVE-2021-36841

MediumCVSS 5.4/10Last modified Jun 17, 2026

Description

Authenticated Stored Cross-Site Scripting (XSS) vulnerability in YITH Maintenance Mode (WordPress plugin) versions <= 1.3.7, vulnerable parameter &yith_maintenance_newsletter_submit_label. Possible even when unfiltered HTML is disallowed by WordPress configuration.

Metrics

CVSS 3.1 5.4/10CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N

Weakness enumeration

CWE-79

Affected software

Vendor	Product	Versions
YITH	YITH Maintenance Mode (WordPress plugin)	>= <= 1.3.7, <= 1.3.7

References

https://patchstack.com/database/vulnerability/yith-maintenance-mode/wordpress-yith-maintenance-mode-plugin-1-3-7-authenticated-stored-cross-site-scripting-xss-vulnerabilityThird Party Advisory
https://wordpress.org/plugins/yith-maintenance-mode/#developersProduct, Third Party Advisory
https://patchstack.com/database/vulnerability/yith-maintenance-mode/wordpress-yith-maintenance-mode-plugin-1-3-7-authenticated-stored-cross-site-scripting-xss-vulnerabilityThird Party Advisory
https://wordpress.org/plugins/yith-maintenance-mode/#developersProduct, Third Party Advisory

Timeline

Published: Sep 27, 2021
Last modified: Jun 17, 2026
NVD status: Modified

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