Cross-site Scripting (XSS)

Overview trix is a Rich Text Editor. Affected versions of this package are vulnerable to Cross-site Scripting XSS via the data-trix-serialized-attributes attribute bypassing the DOMPurify sanitizer. An attacker can execute arbitrary JavaScript code within the user's session by crafting HTML...

Cross-site Scripting (XSS)

Overview org.webjars.npm:trix is a Rich Text Editor. Affected versions of this package are vulnerable to Cross-site Scripting XSS via the data-trix-serialized-attributes attribute bypassing the DOMPurify sanitizer. An attacker can execute arbitrary JavaScript code within the user's session by...

Trix has a Stored XSS vulnerability through serialized attributes

Impact The Trix editor, in versions prior to 2.1.17, is vulnerable to XSS attacks when a data-trix-serialized-attributes attribute bypasses the DOMPurify sanitizer. An attacker could craft HTML containing a data-trix-serialized-attributes attribute with a malicious payload that, when the content ...

Cross-site Scripting (XSS)

Overview Affected versions of this package are vulnerable to Cross-site Scripting XSS via the data-trix-serialized-attributes attribute bypassing the DOMPurify sanitizer. An attacker can execute arbitrary JavaScript code within the user's session by crafting HTML containing a malicious payload in...

PT-2026-27037

Impact The Trix editor, in versions prior to 2.1.17, is vulnerable to XSS attacks when a data-trix-serialized-attributes attribute bypasses the DOMPurify sanitizer. An attacker could craft HTML containing a data-trix-serialized-attributes attribute with a malicious payload that, when the content ...

PT-2026-76587

Name of the Vulnerable Software and Affected Versions Trix versions prior to 2.1.17 Description Trix is a what-you-see-is-what-you-get rich text editor. The software is susceptible to cross-site scripting XSS, a technique where malicious scripts are injected into trusted websites, when the...

Trix has a Stored XSS vulnerability through serialized attributes

Impact The Trix editor, in versions prior to 2.1.17, is vulnerable to XSS attacks when a data-trix-serialized-attributes attribute bypasses the DOMPurify sanitizer. An attacker could craft HTML containing a data-trix-serialized-attributes attribute with a malicious payload that, when the content ...

XSS (Cross Site Scripting) dompurify Dependency in Bitbucket Data Center

This High severity XSS Cross Site Scripting vulnerability was introduced in versions 8.19.0, 9.0.1, and 10.0.0 of Bitbucket Data Center. This XSS Cross Site Scripting vulnerability, with a CVSS Score of 7.3 and a CVSS Vector of CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L allows an unauthenticate...

EUVD-2026-10936

Umbraco has Stored XSS in UFM Rendering Pipeline via Permissive DOMPurify Attribute Filtering...

Umbraco has Stored XSS in UFM Rendering Pipeline via Permissive DOMPurify Attribute Filtering

Description An authenticated backoffice user with access to Settings can inject malicious HTML into property type descriptions. Due to an overly permissive attributeNameCheck configuration /.+/ in the UFM DOMPurify instance, event handler attributes such as onclick and onload, when used within...

GHSA-VRQC-59MW-QQG7 Umbraco has Stored XSS in UFM Rendering Pipeline via Permissive DOMPurify Attribute Filtering

Description An authenticated backoffice user with access to Settings can inject malicious HTML into property type descriptions. Due to an overly permissive attributeNameCheck configuration /.+/ in the UFM DOMPurify instance, event handler attributes such as onclick and onload, when used within...

CVE-2026-31833

Umbraco is an ASP.NET CMS. From 16.2.0 to before 16.5.1 and 17.2.2, An authenticated backoffice user with access to Settings can inject malicious HTML into property type descriptions. Due to an overly permissive attributeNameCheck configuration /.+/ in the UFM DOMPurify instance, event handler...

CVE-2026-31833 Umbraco has Stored XSS in UFM Rendering Pipeline via Permissive DOMPurify Attribute Filtering

Umbraco is an ASP.NET CMS. From 16.2.0 to before 16.5.1 and 17.2.2, An authenticated backoffice user with access to Settings can inject malicious HTML into property type descriptions. Due to an overly permissive attributeNameCheck configuration /.+/ in the UFM DOMPurify instance, event handler...

CVE-2026-31833

Umbraco is an ASP.NET CMS. From 16.2.0 to before 16.5.1 and 17.2.2, An authenticated backoffice user with access to Settings can inject malicious HTML into property type descriptions. Due to an overly permissive attributeNameCheck configuration /.+/ in the UFM DOMPurify instance, event handler...

CVE-2026-31833 Umbraco has Stored XSS in UFM Rendering Pipeline via Permissive DOMPurify Attribute Filtering

Umbraco is an ASP.NET CMS. From 16.2.0 to before 16.5.1 and 17.2.2, An authenticated backoffice user with access to Settings can inject malicious HTML into property type descriptions. Due to an overly permissive attributeNameCheck configuration /.+/ in the UFM DOMPurify instance, event handler...

CVE-2026-31833

Summary : CVE-2026-31833 affects Umbraco (ASP.NET CMS). From 16.2.0 up to but not including 16.5.1 and 17.2.2, an authenticated backoffice user with Settings access can inject malicious HTML into property type descriptions due to an overly permissive attributeNameCheck in the UFM DOMPurify instan...

CVE-2026-31833 Umbraco has Stored XSS in UFM Rendering Pipeline via Permissive DOMPurify Attribute Filtering

Umbraco is an ASP.NET CMS. From 16.2.0 to before 16.5.1 and 17.2.2, An authenticated backoffice user with access to Settings can inject malicious HTML into property type descriptions. Due to an overly permissive attributeNameCheck configuration /.+/ in the UFM DOMPurify instance, event handler...

CVE-2026-31833: Improper Neutralization of Input During Web Page Generation

Umbraco is an ASP.NET CMS. From 16.2.0 to before 16.5.1 and 17.2.2, An authenticated backoffice user with access to Settings can inject malicious HTML into property type descriptions. Due to an overly permissive attributeNameCheck configuration /.+/ in the UFM DOMPurify instance, event handler...

PT-2026-24486

Name of the Vulnerable Software and Affected Versions Umbraco versions 16.2.0 through 16.5.0 Umbraco version 17.2.2 Description Umbraco is an ASP.NET CMS. An authenticated backoffice user with access to Settings can inject malicious HTML into property type descriptions. The issue stems from an...

📄 DOMPurify 3.13 Cross Site Scripting

A mutation cross site scripting vulnerability exists in DOMPurify versions 3.1.3 and below when the SAFEFORXML configuration is enabled. ============================================================================================================================================= | Title : DOMPurif...