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wordfence / plugin · popup-builder
Popup Builder – Create highly converting, mobile friendly marketing popups.
popup-builder
total installs
200,000
total vulns
2
critical
0
high
0
medium
2
low
0
latest vuln
—
patched
2
unpatched
0
avg time to patch
—
vulnerabilities
(2)
Popup Builder - Create highly converting, mobile friendly marketing popups. <= 4.4.2 - Improper Authorization to Unauthenticated Subscriber Removal via Predictable Tokens
medium
✓ patched
cve id
CVE-2025-13079 ↗
cvss score
5.3
cwe
CWE-1241: Use of Predictable Algorithm in Random Number Generator
published
Feb 18, 2026
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 unsubscribe tokens using deterministic data. This makes it possible for unauthenticated attackers to unsubscribe arbitrary subscribers from mailing lists via brute-forcing the unsubscribe token, granted they know the victim's email address
Popup Builder – Create highly converting, mobile friendly marketing popups. <= 4.4.1 - Authenticated (Contributor+) Stored Cross-Site Scripting
medium
✓ patched
cve id
CVE-2025-9856 ↗
cvss score
6.4
cwe
CWE-79: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
published
Dec 12, 2025
The Popup Builder – Create highly converting, mobile friendly marketing popups. plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the plugin's 'sg_popup' shortcode in all versions up to, and including, 4.4.1 due to insufficient input sanitization and output escaping on user supplied attributes. 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.