CVE-2026-25366 CRITICAL

CVE-2026-25366: WordPress Woody ad snippets plugin <= 2.7.1 - Remote Code Execution (RCE) vulnerability

Vendor Themeisle

Product Woody ad snippets

Weakness CWE-94 · Code injection

Published March 25, 2026

Last update April 28, 2026

View on NVD All CVEs

CVSS base score

9.9/10

Attack vector Network

Attack complexity Low

Privileges required Low

User interaction None

Confidentiality High

Integrity High

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H

What the vulnerability does

01Description

Improper Control of Generation of Code ('Code Injection') vulnerability in Themeisle Woody ad snippets insert-php allows Code Injection.This issue affects Woody ad snippets: from n/a through <= 2.7.1.

Explanation of Vulnerability in Simple Terms

02Summary

Woody ad snippets versions 2.7.1 and earlier allow authenticated users with low privileges to inject and execute arbitrary PHP code on the site. The vulnerability stems from insufficient input validation in code handling. An attacker can run their own code with full site access, including reading sensitive data, modifying content, and disrupting service.

What an attacker can do

03Attacker Capabilities

Run arbitrary PHP code on the site with full access to data and functionality.

Potential impact on your site

04Site Impact

Compromised site with potential data theft, malware injection, and complete loss of availability.

Conditions required to exploit

05Prerequisites

Attacker must have a low-privilege authenticated account (e.g., subscriber or contributor role).

Key dates

06Disclosure timeline

March 25, 2026 CVE published

April 28, 2026 Record updated

External resources

07References

NVD — National Vulnerability Database https://nvd.nist.gov/vuln/detail/CVE-2026-25366 CWE — Common Weakness Enumeration https://cwe.mitre.org/data/definitions/94.html AskarLabs — CWE-94 write-up Code Injection

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