Medium severity · published Sep 27, 2021
CVE-2021-36841
Authenticated Stored Cross-Site Scripting (XSS) vulnerability in YITH Maintenance Mode (WordPress plugin) versions <= 1.3.7, vulnerable parameter…
5.4
CVSS
0.6%
EPSS
No
On KEV
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.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
Attack vector
Network
Complexity
Low
Privileges
Low
User interaction
Required
Confidentiality
Low
Integrity
Low
Availability
None
Scope
Changed
Exploitation
Is it being used?
Exploit prediction (EPSS)0.6% · higher than 50% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
YM
Yith Maintenance Mode · Yithemes
through 1.3.7 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2021-36841
CVE.org
https://www.cve.org/CVERecord?id=CVE-2021-36841
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-vulnerability
Product
https://wordpress.org/plugins/yith-maintenance-mode/#developers
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