CVE-2026-15820

CVE-2026-15820

The Builderall for WordPress plugin for WordPress is vulnerable to Stored Cross-Site Scripting via Photo Module 'attributes' Setting in all versions up to, and including, 3.0.2 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)

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.

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2026-15820?
CVE-2026-15820 is a medium-severity vulnerability, classified under Cross-site Scripting. CVSS score: 6.4/10. Published 2026-09-10.
How severe is CVE-2026-15820?
Medium severity. CVSS v3 base score is 6.4 out of 10.