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4.3

PopupKit Popup Builder Exposes Sensitive Data to Unauthorized Access

CVE-2025-69026 · published 10 months ago
Summary

A security issue in PopupKit's popup builder allows unauthorized access to sensitive information, potentially exposing user data. This affects PopupKit versions up to 2.1.5. To fix this, update to a patched version of PopupKit as soon as possible.

Original advisory text
Exposure of Sensitive System Information to an Unauthorized Control Sphere vulnerability in Roxnor PopupKit popup-builder-block allows Retrieve Embedded Sensitive Data.This issue affects PopupKit: ...
Exposure of Sensitive System Information to an Unauthorized Control Sphere vulnerability in Roxnor PopupKit popup-builder-block allows Retrieve Embedded Sensitive Data.This issue affects PopupKit: from n/a through <= 2.1.5.
References
Fix within
Internet-facing 60 days
Internal At next upgrade
  • Not known to be exploited
  • Needs hands-on effort to exploit
  • Gives an attacker partial control
Severity
4.3 Medium
Exploitation
<1% chance of attack within 30 days
Type
CWE-497Exposure of Sensitive System Information to an Unauthorized Control Sphere
Timeline
Published30 Dec 2025
Updated4 Nov 2026
First seen7 Mar 2026
Sources
CVE-2025-69026 · NVD
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