CVE-2026-2837
Received Received - Intake
Stored XSS in Ricerca WordPress Plugin Affects Multi-Site Installations

Publication date: 2026-03-21

Last updated on: 2026-03-21

Assigner: Wordfence

Description
The Ricerca – advanced search plugin for WordPress is vulnerable to Stored Cross-Site Scripting via plugin's settings in all versions up to, and including, 1.1.12 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with administrator-level permissions and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page. This only affects multi-site installations and installations where unfiltered_html has been disabled.
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Meta Information
Published
2026-03-21
Last Modified
2026-03-21
Generated
2026-06-16
AI Q&A
2026-03-21
EPSS Evaluated
2026-06-14
NVD
CVE-2026-2837
EUVD
EUVD-2026-14154
Affected Vendors & Products
Showing 1 associated CPE
Vendor Product Version / Range
ricerca advanced_search_plugin to 1.1.12 (inc)
Helpful Resources
Exploitability
CWE
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KEV
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CWE ID Description
CWE-79 The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users.
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Executive Summary

The Ricerca – advanced search plugin for WordPress has a Stored Cross-Site Scripting (XSS) vulnerability in all versions up to and including 1.1.12. This vulnerability arises due to insufficient input sanitization and output escaping in the plugin's settings.

Authenticated attackers with administrator-level permissions or higher can exploit this vulnerability to inject arbitrary web scripts into pages. These scripts execute whenever a user accesses the injected page.

This vulnerability specifically affects multi-site WordPress installations and installations where the unfiltered_html capability has been disabled.

Impact Analysis

This vulnerability allows attackers with administrator-level access to inject malicious scripts that execute in the context of users visiting the affected pages.

  • It can lead to unauthorized actions performed on behalf of users without their consent.
  • It may result in the theft of sensitive information such as cookies or session tokens.
  • It can degrade user trust and potentially compromise the integrity of the affected WordPress site.
Compliance Impact

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Detection Guidance

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Mitigation Strategies

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