CVE-2026-4561

The MC4WP: Mailchimp for WordPress plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the form response message post meta fields e.g., 'textsubscribed', 'texterror' in all versions up to, and including, 4.12.0 due to insufficient input sanitization and output escaping. This mak...

CVE-2026-4561 MC4WP: Mailchimp for WordPress <= 4.12.0 - Authenticated (Author+) Stored Cross-Site Scripting via Form Response Messages

The MC4WP: Mailchimp for WordPress plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the form response message post meta fields e.g., 'textsubscribed', 'texterror' in all versions up to, and including, 4.12.0 due to insufficient input sanitization and output escaping. This mak...

EUVD-2026-64299

The MC4WP: Mailchimp for WordPress plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the form response message post meta fields e.g., 'textsubscribed', 'texterror' in all versions up to, and including, 4.12.0 due to insufficient input sanitization and output escaping. This mak...

CVE-2026-4561 MC4WP: Mailchimp for WordPress <= 4.12.0 - Authenticated (Author+) Stored Cross-Site Scripting via Form Response Messages

The MC4WP: Mailchimp for WordPress plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the form response message post meta fields e.g., 'textsubscribed', 'texterror' in all versions up to, and including, 4.12.0 due to insufficient input sanitization and output escaping. This mak...

CVE-2026-4561

The MC4WP: Mailchimp for WordPress plugin for WordPress is affected by a Stored Cross-Site Scripting (XSS) vulnerability in all versions up to and including 4.12.0 . The flaw resides in the form response message post meta fields (e.g., text_subscribed, text_error), caused by insufficient input sa...

PT-2026-79552

The MC4WP: Mailchimp for WordPress plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the form response message post meta fields e.g., 'text subscribed', 'text error' in all versions up to, and including, 4.12.0 due to insufficient input sanitization and output escaping. This...

Linux Distros Unpatched Vulnerability : CVE-2026-74676

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - vt: add permission check for KDSKBMETA ioctl KDSKBMETA modifies keyboard meta mode but lacks the !perm check that all other keyboard setter ioctls in vtkioctl...

PT-2026-79681

In the Linux kernel, the following vulnerability has been resolved: vt: add permission check for KDSKBMETA ioctl KDSKBMETA modifies keyboard meta mode but lacks the !perm check that all other keyboard setter ioctls in vt k ioctl enforce, allowing a process to change meta mode on a non-controlling...

CVE-2026-4703: Deserialization of Untrusted Data

The WS Form LITE – Drag & Drop Contact Form Builder plugin for WordPress is vulnerable to PHP Object Injection in all versions up to, and including, 1.10.80 via deserialization of untrusted input from form submission meta values. This makes it possible for unauthenticated attackers to inject a PH...

WordPress SmartCrawl plugin < 3.16.3 - Subscriber+ Private/Draft Post Title Disclosure and Post Meta Key Enumeration vulnerability

Subscriber+ Private/Draft Post Title Disclosure and Post Meta Key Enumeration vulnerability discovered by Ezekiel Victor in WordPress Plugin SmartCrawl versions 3.16.3...

WordPress Eventin plugin < 4.1.21 - Contributor+ User Role and Meta Modification via Speaker Creation vulnerability

Contributor+ User Role and Meta Modification via Speaker Creation vulnerability discovered by Meher Sudhakar Abbireddi in WordPress Plugin WP Event SOlution versions 4.1.21...

html/template: golang: Go html/template: Cross-Site Scripting via improper URL escaping in meta tag content

A flaw was found in the html/template package of Go. A remote attacker could exploit this vulnerability by inserting ASCII whitespaces around the equals sign = within a URL's content attribute inside a tag. This improper escaping could lead to Cross-Site Scripting XSS, allowing the attacker to...

Why "Shady AI" is Security's Next Big Governance Problem

In March 2026, an internal AI agent at Meta triggered a “Sev 1” incident after sensitive company and user data was exposed to employees who weren’t authorized to access it. The incident began when a Meta employee posted a technical question on an internal forum. An engineer used an approved AI...

WordPress ECS plugin < 4.3.10 - Contributor+ Arbitrary Post Meta Disclosure via Dynamic Repeater ACF Source vulnerability

Contributor+ Arbitrary Post Meta Disclosure via Dynamic Repeater ACF Source vulnerability discovered by Erwan LR WPScan in WordPress Plugin ECS – Ele Custom Skin for Elementor versions 4.3.10...

WordPress Saitama Addon Pack plugin <= 1.0.8 - Contributor+ Stored XSS via Post Meta vulnerability

Contributor+ Stored XSS via Post Meta vulnerability discovered by testoun in WordPress Plugin Saitama Addon Pack versions = 1.0.8...

CVE-2026-16979

The SmartCrawl SEO checker, analyzer & optimizer WordPress plugin, versions before 3.16.3 , contains an authorization bypass vulnerability. The plugin fails to perform capability checks on two of its AJAX actions , which allows users with at least the Subscriber role to read the titles of private...

CVE-2026-16979 SmartCrawl < 3.16.3 - Subscriber+ Private/Draft Post Title Disclosure and Post Meta Key Enumeration

The SmartCrawl SEO checker, analyzer & optimizer WordPress plugin before 3.16.3 does not perform capability checks on two of its AJAX actions, allowing users with at least the Subscriber role to read the titles of private and draft posts by ID and to enumerate stored post-meta key names...

CVE-2026-16979 SmartCrawl < 3.16.3 - Subscriber+ Private/Draft Post Title Disclosure and Post Meta Key Enumeration

The SmartCrawl SEO checker, analyzer & optimizer WordPress plugin before 3.16.3 does not perform capability checks on two of its AJAX actions, allowing users with at least the Subscriber role to read the titles of private and draft posts by ID and to enumerate stored post-meta key names...

CVE-2026-13173 Eventin < 4.1.21 - Contributor+ User Role and Meta Modification via Speaker Creation

The Eventin WordPress plugin before 4.1.21 does not verify the current user's permission to edit other users before assigning roles and updating user metadata during speaker creation, allowing users with contributor-level access and above to modify other users' roles and metadata...

CVE-2026-16979: Authorization Bypass Through User-Controlled Key

The SmartCrawl SEO checker, analyzer & optimizer WordPress plugin before 3.16.3 does not perform capability checks on two of its AJAX actions, allowing users with at least the Subscriber role to read the titles of private and draft posts by ID and to enumerate stored post-meta key names...