Newsletter Popup

Newsletter Popup has 6 disclosed vulnerabilities in the WordSec catalog, reported between 2023 and 2024; none of them are fixed as of September 2026. Their average CVSS score is 5.3, and the most serious one scores 7.2 out of 10. Severity breakdown: 0 critical and 2 high. 2024 was the busiest year with 4 disclosures.

The most common weakness is Cross-Site Request Forgery (CSRF), behind 3 of the records (50%). Other recurring categories include Cross-Site Scripting.

None of the 6 issues recorded for Newsletter Popup have a published fix yet, which makes virtual patching the only reliable mitigation. The oldest unresolved one dates back to 2023.

2 independent researchers contributed these findings, most of them (4) reported by Bob Matyas.