PT-2026-2827 · WordPress · Wordpress List Site Contributors

Bhumividh Treloges · Published 2026-01-14 · Updated 2026-02-07 · CVE-2026-0594

Positive Technologies (AI Summary)

CVSS v3.1

6.1

Medium

Base vector

AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

Name of the Vulnerable Software and Affected Versions WordPress List Site Contributors plugin versions up to and including 1.1.8

Description The List Site Contributors plugin for WordPress is susceptible to Reflected Cross-Site Scripting. This is due to inadequate input sanitization and output escaping of the alpha parameter. An unauthenticated attacker can inject arbitrary web scripts into pages, which will execute if a user is tricked into clicking a malicious link. The API endpoint potentially affected involves the alpha parameter.

Recommendations Update the WordPress List Site Contributors plugin to a version newer than 1.1.8.

Fix

XSS

Weakness Enumeration

CWE-79

Related Identifiers

CVE-2026-0594

Affected Products

Wordpress List Site Contributors

References · 7

• https://nvd.nist.gov/vuln/detail/CVE-2026-0594 · Security Note
• https://twitter.com/pdnuclei_bot/status/2019954303902118348 · Twitter Post
• https://plugins.trac.wordpress.org/browser/list-site-contributors/trunk/list-site-contributors.php#L435 · Note
• https://twitter.com/VulmonFeeds/status/2011400737331261681 · Twitter Post
• https://twitter.com/CVEnew/status/2011383004975747492 · Twitter Post
• https://wordfence.com/threat-intel/vulnerabilities/id/026a2e0d-4d30-4133-9118-055026aa9f4a?source=cve · Note
• https://plugins.trac.wordpress.org/browser/list-site-contributors/tags/1.1.8/list-site-contributors.php#L435 · Note