GHSA-H8R8-WCCR-V5F2 DOMPurify is vulnerable to mutation-XSS via Re-Contextualization

Description A mutation-XSS mXSS condition was confirmed when sanitized HTML is reinserted into a new parsing context using innerHTML and special wrappers. The vulnerable wrappers confirmed in browser behavior are script, xmp, iframe, noembed, noframes, and noscript. The payload remains seemingly...

PT-2026-63994

Name of the Vulnerable Software and Affected Versions DOMPurify versions prior to 3.3.2 Description A mutation-XSS Cross-Site Scripting issue occurs when sanitized HTML is reinserted into special parsing contexts using innerHTML with wrappers such as script, xmp, iframe, noembed, noframes, or...

PT-2026-30777

Description A mutation-XSS mXSS condition was confirmed when sanitized HTML is reinserted into a new parsing context using innerHTML and special wrappers. The vulnerable wrappers confirmed in browser behavior are script, xmp, iframe, noembed, noframes, and noscript. The payload remains seemingly...

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...

EUVD-2026-12105

AnythingLLM is an application that turns pieces of content into context that any LLM can use as references during chatting. In 1.11.1 and earlier, AnythingLLM Desktop contains a Streaming Phase XSS vulnerability in the chat rendering pipeline that escalates to Remote Code Execution on the host OS...

PT-2026-25378

Another example of the nodeIntegration: true / contextIsolation: false combination leading to a critical security vulnerability in a production Electron application. AnythingLLM Desktop is a popular local LLM + RAG tool. Their streaming chat renderer does not sanitise LLM output before DOM...

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...

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...

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 ...

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 ...

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 ...

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...

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...

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...

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 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...