How severe is CVE-2025-13079?

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

Vulnerability in Popupbuilder Popup Builder – Create Highly Converting, Mobile Friendly Marketing Popups.

CVE-2025-13079

The Popup Builder – Create highly converting, mobile friendly marketing popups. plugin for WordPress is vulnerable to authorization bypass in all versions up to, and including, 4.4.2. This is due to the plugin generating predictable unsubs…

EPSS: 0.001 (26.4th percentile) — read the EPSS interpretation.

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:N/I:L/A:N.

Affected products

Popupbuilder Popup Builder – Create Highly Converting, Mobile Friendly Marketing Popups. — versions 0

Weakness classification (CWE)

CWE-1241

References

Frequently asked questions

What is CVE-2025-13079?: CVE-2025-13079 is a medium-severity vulnerability in Popupbuilder Popup Builder – Create Highly Converting, Mobile Friendly Marketing Popups., classified under CWE-1241. CVSS score: 5.3/10. Published 2026-02-19.
How severe is CVE-2025-13079?: Medium severity. CVSS v3 base score is 5.3 out of 10.