CVE-2026-86787 Affiliate-Toolkit WordPress plugin - Remote Code Execution

Affiliate-Toolkit WordPress plugin < 3.9.1 contains a remote code execution caused by insufficient template body validation in its templating engine, letting users with Contributor role or above execute arbitrary PHP code on the server, exploit requires Contributor or higher privileges.

CVSS base score 7.2 /10
High
CISA KEV
Not listed
Public exploit
None known
Authentication
Required
EPSS
0.18% chance of exploitation in 30 days
View the NVD record ↗

Details

Type
Remote Code Execution
Impact
Remote Code Execution
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
Published
14 October 2026
Updated
15 October 2026
Weakness
CWE-94

Vendor fix

Upgrade to version 3.9.1 or later.

Patching closes this CVE. It does not tell you which of your systems run the affected version, or what else is exposed alongside them.

References

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