Relevanssi is affected by SQL injection. Exposure depends on how the affected operation is made reachable by the site. A successful request can alter database queries and expose or modify WordPress data.
This CVE was published Jan 07, 2026 and is one of 15 known issues for this plugin.
What to do
Update, patch or deactivate.
No fixed release is identified. Update Relevanssi when a confirmed fixed release becomes available; until then, disable and remove it when the site's risk warrants.
No confirmed safe version is listed. Consider a vendor-supported patch or temporarily restricting the affected functionality while you assess the risk.
Deactivate only when warranted by your risk profile, or when advised by your hosting provider in the limited circumstances where the vulnerability cannot otherwise be mitigated. If you’re unsure which action is appropriate, contact Fused or your hosting provider for guidance.
Source record
Technical description
The Relevanssi WordPress plugin before 4.26.0, Relevanssi Premium WordPress plugin before 2.29.0 do not sanitize and escape a parameter before using it in a SQL statement, allowing contributor and above roles to perform SQL injection attacks