What is CVE-2026-57777?

CVE-2026-57777 is a high-severity vulnerability in Automattic Woocommerce, classified under SQL Injection. CVSS score: 7.6/10. Published 2026-09-04.

How severe is CVE-2026-57777?

High severity. CVSS v3 base score is 7.6 out of 10.

SQL Injection in Automattic Woocommerce

CVE-2026-57777

Improper Neutralization of Special Elements used in an SQL Command ('SQL Injection') vulnerability in Automattic WooCommerce allows Blind SQL Injection. This issue affects WooCommerce: from n/a before 11.0.

Vulnerability class: SQL Injection

Published 2026-09-04 · last modified 2026-09-04.

CVSS v3 metric

CVSS v3 base score 7.6 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:N/A:L.

EPSS exploit prediction

EPSS: 0.004 (32.4th percentile), scored 2026-10-19.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 32nd percentile — 32.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.002 · newest: 0.004 · change: +0.002

Affected products

Automattic Woocommerce

Weakness classification (CWE)

CWE-89 — SQL Injection

References

github.com/woocommerce/woocommerce/pull/67554 (issue-tracking, patch)
patchstack.com/database/wordpress/plugin/woocommerce/vulnerability/wordpress-wo… (vdb-entry)

Frequently asked questions

What is CVE-2026-57777?: CVE-2026-57777 is a high-severity vulnerability in Automattic Woocommerce, classified under SQL Injection. CVSS score: 7.6/10. Published 2026-09-04.
How severe is CVE-2026-57777?: High severity. CVSS v3 base score is 7.6 out of 10.