What is CVE-2026-12120?

CVE-2026-12120 is a medium-severity vulnerability in Fireplugins Firebox Popups – Increase Sales And Grow Your Email List, classified under Information Disclosure. CVSS score: 5.3/10. Published 2026-06-18.

How severe is CVE-2026-12120?

Medium severity. CVSS v3 base score is 5.3 out of 10.

Information disclosure in Fireplugins Firebox Popups – Increase Sales And Grow Your Email List

CVE-2026-12120

The FireBox Popups – Increase Sales and Grow Your Email List plugin for WordPress is vulnerable to Sensitive Information Exposure in all versions up to, and including, 3.1.7 via the 'form_id' parameter. This makes it possible for unauthent…

Vulnerability class: Information Disclosure

CVSS v3 metric

CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N.

Affected products

Fireplugins Firebox Popups – Increase Sales And Grow Your Email List — versions 0

Weakness classification (CWE)

CWE-200 — Information Disclosure

References

Frequently asked questions

What is CVE-2026-12120?: CVE-2026-12120 is a medium-severity vulnerability in Fireplugins Firebox Popups – Increase Sales And Grow Your Email List, classified under Information Disclosure. CVSS score: 5.3/10. Published 2026-06-18.
How severe is CVE-2026-12120?: Medium severity. CVSS v3 base score is 5.3 out of 10.