CVE-2025-22303: Insertion of Sensitive Information Into Sent Data in brandtoss WP Mailster
Insertion of Sensitive Information Into Sent Data vulnerability in brandtoss WP Mailster wp-mailster allows Retrieve Embedded Sensitive Data.This issue affects WP Mailster: from n/a through <= 1.8.17.0.
AI Analysis
Technical Summary
CVE-2025-22303 is a vulnerability in the WP Mailster plugin (versions <= 1.8.17.0) that permits insertion of sensitive information into data sent by the plugin, allowing unauthorized retrieval of embedded sensitive data. The CVSS 3.1 base score is 5.3 (medium severity) with network attack vector, low attack complexity, no privileges required, no user interaction, and limited confidentiality impact. No official patch or mitigation details are provided in the available data.
Potential Impact
An attacker can retrieve sensitive information embedded in data sent by the WP Mailster plugin without authentication or user interaction. The confidentiality impact is limited, and there is no impact on integrity or availability reported. No known active exploitation has been observed.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until an official fix is available, users should monitor vendor communications for updates. No specific mitigations are provided in the current data.
CVE-2025-22303: Insertion of Sensitive Information Into Sent Data in brandtoss WP Mailster
Description
Insertion of Sensitive Information Into Sent Data vulnerability in brandtoss WP Mailster wp-mailster allows Retrieve Embedded Sensitive Data.This issue affects WP Mailster: from n/a through <= 1.8.17.0.
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
CVE-2025-22303 is a vulnerability in the WP Mailster plugin (versions <= 1.8.17.0) that permits insertion of sensitive information into data sent by the plugin, allowing unauthorized retrieval of embedded sensitive data. The CVSS 3.1 base score is 5.3 (medium severity) with network attack vector, low attack complexity, no privileges required, no user interaction, and limited confidentiality impact. No official patch or mitigation details are provided in the available data.
Potential Impact
An attacker can retrieve sensitive information embedded in data sent by the WP Mailster plugin without authentication or user interaction. The confidentiality impact is limited, and there is no impact on integrity or availability reported. No known active exploitation has been observed.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until an official fix is available, users should monitor vendor communications for updates. No specific mitigations are provided in the current data.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- Patchstack
- Date Reserved
- 2025-01-03T13:16:00.603Z
- Cvss Version
- null
- State
- PUBLISHED
Threat ID: 69cd75d7e6bfc5ba1df0807d
Added to database: 4/1/2026, 7:45:27 PM
Last enriched: 5/1/2026, 7:18:40 AM
Last updated: 5/21/2026, 8:00:28 PM
Views: 24
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