Unauthenticated SQL Injection in Relevanssi Light Plugin by WordPress
CVE-2026-59533

9.3CRITICAL

Key Information:

Vendor

WordPress
Status
Relevanssi Light
Vendor
CVE Published:
27 July 2026

What is CVE-2026-59533?

An SQL injection vulnerability exists in the Relevanssi Light plugin for WordPress, allowing unauthenticated users to execute arbitrary SQL queries. This can potentially lead to unauthorized access to sensitive data or manipulation of the database. Users of Relevanssi Light versions up to 1.2.2 are urged to update their plugins to mitigate the risks associated with this security issue.

Affected Version(s)

Relevanssi Light <= 1.2.2

References

https://patchstack.com/database/wordpress/plugin/relevans...
vdb-entry

CVSS V3.1

Score:
9.3
Severity:
CRITICAL
Confidentiality:
High
Integrity:
None
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Changed

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Credit

ParkHyunWoo | Patchstack Bug Bounty Program
.