Vulnerability · Published Sep 27, 2026 · Assigned by WPScan

CVE-2026-96896Malcure Malware Shield < 19.9.7 - Multisite Subsite Admin+ Arbitrary File Write and Deletion via wpmr_ajax_request

High 7.2

In plain English

A high-severity missing authorization in Malcure Malware Shield — Removal, Repair, Monitor from Unknown. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.4% (higher than 32% of all known vulnerabilities).

Severity (CVSS 3.1)7.2High
Exploit odds (30 days)0.4%top 67.8% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known

Official 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.

Affected products (as reported)

VendorProductVersions
Unknown Malcure Malware Shield — Removal, Repair, Monitor 0 – before 19.9.7

Weakness: CWE-862 · Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

References