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OpenAdvisories
High · 8.6 CVE-2026-87963 EUVD-2026-81385GHSA-vfmj-6hfh-5m4v

Yo 1.1 - 1.3.1 - Unauthenticated SQL Injection via username Parameter

Published Sep 17, 2026 · Updated Sep 20, 2026 · Assigned by WPScan

Description

The Yo WordPress plugin from 1.1 through 1.3.1 does not sanitize or parameterize the username request parameter before using it in a SQL query, and reads it before WordPress applies its request escaping, allowing unauthenticated attackers to perform SQL injection and read arbitrary database contents including administrator password hashes.

Affected products

VendorProductAffectedFixed
— Yo 1.1 – ≤ 1.3.1 —

References