CVE-2026-7186

Stored cross-site scripting in the URL dashboard widget in Checkmk 2.5.0p5, 2.4.0p31, 2.3.0p48, and all 2.2.0 versions allows a user with dashboard editing permissions to store a URL with a dangerous URI scheme such as javascript: that executes scripts in other users' browsers when they view the...

UBUNTU-CVE-2026-8078

Stored cross-site scripting in the global settings change log in Checkmk 2.5.0p5, 2.4.0p31, 2.3.0p48, and all 2.2.0 versions allows an administrator who can change global settings to store malicious HTML or JavaScript in changelog messages that executes in other users' browsers when they view the...

UBUNTU-CVE-2026-8833

Improper neutralization of HTML-encoded characters in the URL validation function in Checkmk 2.5.0p5, 2.4.0p31, 2.3.0p48, and all 2.2.0 versions allows an authenticated user to bypass URL validation and inject malicious URLs such as javascript: URIs, resulting in cross-site scripting when another...

UBUNTU-CVE-2026-7186

Stored cross-site scripting in the URL dashboard widget in Checkmk 2.5.0p5, 2.4.0p31, 2.3.0p48, and all 2.2.0 versions allows a user with dashboard editing permissions to store a URL with a dangerous URI scheme such as javascript: that executes scripts in other users' browsers when they view the...

UBUNTU-CVE-2026-9549

Stored cross-site scripting in the service discovery active check output in Checkmk 2.5.0p5, 2.4.0p31, 2.3.0p48, and all 2.2.0 versions allows an administrator who can configure active or custom checks to inject malicious HTML or JavaScript into check output that executes in the browser of an adm...

CVE-2026-8833

Improper neutralization of HTML-encoded characters in the URL validation function in Checkmk 2.5.0p5, 2.4.0p31, 2.3.0p48, and all 2.2.0 versions allows an authenticated user to bypass URL validation and inject malicious URLs such as javascript: URIs, resulting in cross-site scripting when another...

CVE-2026-8078

Stored cross-site scripting in the global settings change log in Checkmk 2.5.0p5, 2.4.0p31, 2.3.0p48, and all 2.2.0 versions allows an administrator who can change global settings to store malicious HTML or JavaScript in changelog messages that executes in other users' browsers when they view the...

WordPress Accordions plugin <= 2.3.23 - Authenticated (Custom+) Stored Cross-Site Scripting vulnerability

Authenticated Custom+ Stored Cross-Site Scripting vulnerability discovered by Osvaldo Noe Gonzalez Del Rio Os - krei.dev | ogbuilders.io in WordPress Plugin Accordion versions = 2.3.23...

WordPress WPZOOM Portfolio plugin <= 1.4.21 - Cross Site Scripting (XSS) vulnerability

Cross Site Scripting XSS vulnerability discovered by Kent Apostol in WordPress Plugin WPZOOM Portfolio versions = 1.4.21...

WordPress Email Address Encoder plugin < 1.0.25 - Unauthenticated Stored XSS vulnerability

Unauthenticated Stored XSS vulnerability discovered by Matthew Rollings in WordPress Plugin Email Address Encoder versions 1.0.25...

CVE-2026-11569

A flaw was found in Quay. The filedrop endpoint accepts any mime type without validation, allowing an authenticated user with repository write access to upload a malicious SVG file containing JavaScript. The file is stored and served inline through the CDN, enabling stored cross-site scripting wh...

CVE-2026-3011

The Recipe Card Blocks Lite plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the recipe block's 'summary' and 'notes' attributes in all versions up to, and including, 3.4.13. This is due to the 'WPZOOMHelpers::deserializeblockattributes' method converting unicode-encoded...

CVE-2026-9549

Stored cross-site scripting in the service discovery active check output in Checkmk 2.5.0p5, 2.4.0p31, 2.3.0p48, and all 2.2.0 versions allows an administrator who can configure active or custom checks to inject malicious HTML or JavaScript into check output that executes in the browser of an adm...

CVE-2026-9549 Fix XSS in service discovery active check output

Stored cross-site scripting in the service discovery active check output in Checkmk 2.5.0p5, 2.4.0p31, 2.3.0p48, and all 2.2.0 versions allows an administrator who can configure active or custom checks to inject malicious HTML or JavaScript into check output that executes in the browser of an adm...

CVE-2026-9549 Fix XSS in service discovery active check output

Stored cross-site scripting in the service discovery active check output in Checkmk 2.5.0p5, 2.4.0p31, 2.3.0p48, and all 2.2.0 versions allows an administrator who can configure active or custom checks to inject malicious HTML or JavaScript into check output that executes in the browser of an adm...

EUVD-2026-35054

Stored cross-site scripting in the service discovery active check output in Checkmk 2.5.0p5, 2.4.0p31, 2.3.0p48, and all 2.2.0 versions allows an administrator who can configure active or custom checks to inject malicious HTML or JavaScript into check output that executes in the browser of an adm...

CVE-2026-9549 Fix XSS in service discovery active check output

Stored cross-site scripting in the service discovery active check output in Checkmk 2.5.0p5, 2.4.0p31, 2.3.0p48, and all 2.2.0 versions allows an administrator who can configure active or custom checks to inject malicious HTML or JavaScript into check output that executes in the browser of an adm...

EUVD-2026-35053

Improper neutralization of HTML-encoded characters in the URL validation function in Checkmk 2.5.0p5, 2.4.0p31, 2.3.0p48, and all 2.2.0 versions allows an authenticated user to bypass URL validation and inject malicious URLs such as javascript: URIs, resulting in cross-site scripting when another...

CVE-2026-8833

Improper neutralization of HTML-encoded characters in the URL validation function in Checkmk 2.5.0p5, 2.4.0p31, 2.3.0p48, and all 2.2.0 versions allows an authenticated user to bypass URL validation and inject malicious URLs such as javascript: URIs, resulting in cross-site scripting when another...

CVE-2026-8833 XSS in urls

Improper neutralization of HTML-encoded characters in the URL validation function in Checkmk 2.5.0p5, 2.4.0p31, 2.3.0p48, and all 2.2.0 versions allows an authenticated user to bypass URL validation and inject malicious URLs such as javascript: URIs, resulting in cross-site scripting when another...