CVE-2026-96896

Malcure Malware Shield < 19.9.7 - Multisite Subsite Admin+ Arbitrary File Write and Deletion via wpmr_ajax_request

Published Sep 27, 2026 CVSS 3.1 · 7.2 High EPSS < 1% KEV · Not listed
Description
The Malcure Malware Shield — Removal, Repair, Monitor WordPress plugin before 19.9.7 does not perform an authorisation check on one of its AJAX actions, allowing users with a subsite administrator role on a multisite network to write and delete arbitrary files in the network's shared filesystem, which can lead to remote code execution.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

No advisories available
History
Type Values Removed Values Added
Weaknesses CWE-284
CWE-73
Type Values Removed Values Added
Weaknesses CWE-862
Metrics cvssV3_1

{'score': 7.2, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H'}

ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}

Type Values Removed Values Added
First Time appeared Wordpress-extensions
Wordpress-extensions malcure Malware Shield
Vendors & Products Wordpress-extensions
Wordpress-extensions malcure Malware Shield
Type Values Removed Values Added
Weaknesses CWE-284
CWE-73
Type Values Removed Values Added
Description The Malcure Malware Shield — Removal, Repair, Monitor WordPress plugin before 19.9.7 does not perform an authorisation check on one of its AJAX actions, allowing users with a subsite administrator role on a multisite network to write and delete arbitrary files in the network's shared filesystem, which can lead to remote code execution.
Title Malcure Malware Shield < 19.9.7 - Multisite Subsite Admin+ Arbitrary File Write and Deletion via wpmr_ajax_request
References
Weaknesses

Sources

Status
PUBLISHED
Assigner
WPScan
Published
Updated
Sep 28, 2026, 12:48 AM
Reserved
Sep 23, 2026, 7:51 PM
Status
Deferred
Published
Sep 27, 2026, 6:17 AM
Modified
Sep 28, 2026, 3:17 PM