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WordPress Popup Builder plugin <= 4.4.2 - Improper Authorization to Unauthenticated Subscriber Removal via Predictable Tokens vulnerability

🗓️ 18 Feb 2026 22:11:00Reported by Rafshanzani SuhadaType 
patchstack
 patchstack
🔗 patchstack.com👁 3 Views

WordPress Popup Builder up to 4.4.2 allows unauthenticated subscriber removal via predictable tokens.

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18 Feb 2026 22:11Current
5.5Medium risk
Vulners AI Score5.5
CVSS 3.15.3
EPSS0.00095
SSVC
3