What is CVE-2026-15739?

CVE-2026-15739 is a medium-severity vulnerability in Widgetpack Rich Showcase For Google Reviews, classified under Cross-site Scripting. CVSS score: 6.4/10. Published 2026-07-24.

How severe is CVE-2026-15739?

Medium severity. CVSS v3 base score is 6.4 out of 10.

XSS in Widgetpack Rich Showcase For Google Reviews

CVE-2026-15739

The Rich Showcase for Google Reviews plugin for WordPress is vulnerable to Stored Cross-Site Scripting via 'pagination' Shortcode Attribute in all versions up to, and including, 6.9.9 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with contributor-level access and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.

Vulnerability class: XSS (Cross-Site Scripting)

EPSS: 0.002 (14.2th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 6.4 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N.

Affected products

Widgetpack Rich Showcase For Google Reviews — versions 0

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

References

Frequently asked questions

What is CVE-2026-15739?: CVE-2026-15739 is a medium-severity vulnerability in Widgetpack Rich Showcase For Google Reviews, classified under Cross-site Scripting. CVSS score: 6.4/10. Published 2026-07-24.
How severe is CVE-2026-15739?: Medium severity. CVSS v3 base score is 6.4 out of 10.