Description
Unrestricted Upload of File with Dangerous Type vulnerability in WP Mailster WP Mailster wp-mailster allows Upload a Web Shell to a Web Server.This issue affects WP Mailster: from n/a through 1.9.1.0.
Published: 2026-10-21
Score: 10 Critical
EPSS: n/a
KEV: No
AI Analysis

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Remediation

Vendor Solution

Update the WordPress WP Mailster plugin to the latest available version (at least 1.9.2.0).

Tracking

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Advisories

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History

Wed, 21 Oct 2026 17:15:00 +0000

Type Values Removed Values Added
Description Unrestricted Upload of File with Dangerous Type vulnerability in WP Mailster WP Mailster wp-mailster allows Upload a Web Shell to a Web Server.This issue affects WP Mailster: from n/a through 1.9.1.0.
Title WordPress WP Mailster plugin <= 1.9.1.0 - Arbitrary File Upload vulnerability
Weaknesses CWE-434
References
Metrics cvssV3_1

{'score': 10, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H'}


Subscriptions

No data.

cve-icon MITRE

Status: PUBLISHED

Assigner: Patchstack

Published:

Updated: 2026-10-21T17:19:12.429Z

Reserved: 2026-10-17T00:17:57.460Z

Link: CVE-2026-111832

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Deferred

Published: 2026-10-21T15:17:15.130

Modified: 2026-10-21T18:19:16.950

Link: CVE-2026-111832

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-10-21T19:45:03Z

Weaknesses
  • CWE-434

    Unrestricted Upload of File with Dangerous Type