SQL Injection in Xstore

CVE-2026-3326

The Xstore WordPress theme before 9.7.3 does not properly sanitise and escape a parameter before using it in a SQL statement via an AJAX action available to unauthenticated users, leading to a SQL injection

Vulnerability class: SQL Injection

Published · last modified .

CVSS v3 metric

CVSS v3 base score 8.6 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:N/A:N.

EPSS exploit prediction

EPSS: 0.016 (74.5th percentile), scored .

Low probability of exploitation in the next 30 days, but still tracked. 74th percentile — 74.5% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2026-3326: held from 0.019 to 0.016.

EPSS over last 30 days · oldest: 0.019 · newest: 0.016 · change: -0.003

Affected products

  • Xstore — versions 0

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2026-3326?
CVE-2026-3326 is a high-severity vulnerability in Xstore, classified under SQL Injection. CVSS score: 8.6/10. Published 2026-06-10.
How severe is CVE-2026-3326?
High severity. CVSS v3 base score is 8.6 out of 10.
Is CVE-2026-3326 known to be exploited?
1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.