CVE-2026-49459

A flaw was found in DOMPurify, a library designed to sanitize HTML, MathML, and SVG to prevent cross-site scripting XSS attacks. A remote attacker could exploit a vulnerability in the DOMPurify.sanitize function when used with the INPLACE: true option. This flaw allows an attacker to bypass the...

Stirling-PDF < 1.1.0 - Server-Side Request Forgery

Stirling-PDF 1.1.0 contains a server side request forgery caused by bypassing the sanitizer in the /api/v1/convert/html/pdf endpoint when processing HTML to PDF conversion, letting attackers perform SSRF, exploit requires local access. id: CVE-2025-55150 info: name: Stirling-PDF 1.1.0 - Server-Si...

Stirling-PDF SSRF via Markdown

Stirling-PDF is a locally hosted web application that performs various operations on PDF files. Prior to version 1.1.0, when using the /api/v1/convert/markdown/pdf endpoint to convert Markdown to PDF, the backend calls a third-party tool to process it and includes a sanitizer for security...

CVE-2026-58263 Jodit Editor: Mutation XSS in jodit clean-html via a MathML/style rawtext carrier

Jodit Editor is a WYSIWYG editor with written in pure TypeScript file and image editing capabilities. In versions prior to 4.12.28, the built-in clean-html sanitizer can be bypassed by a MathML/ carrier that hides a dangerous element from the sanitizer's element walk, so a no-interaction event...

CVE-2026-58263

Jodit Editor is a WYSIWYG editor with written in pure TypeScript file and image editing capabilities. In versions prior to 4.12.28, the built-in clean-html sanitizer can be bypassed by a MathML/...

CVE-2026-58263 Jodit Editor: Mutation XSS in jodit clean-html via a MathML/style rawtext carrier

Jodit Editor is a WYSIWYG editor with written in pure TypeScript file and image editing capabilities. In versions prior to 4.12.28, the built-in clean-html sanitizer can be bypassed by a MathML/ carrier that hides a dangerous element from the sanitizer's element walk, so a no-interaction event...

PT-2026-54911

Name of the Vulnerable Software and Affected Versions Jodit Editor versions prior to 4.12.28 Description The built-in clean-html sanitizer can be bypassed using a MathML/ carrier. This technique hides dangerous elements from the sanitizer's element walk, allowing no-interaction event handlers to...

CVE-2026-54070

SiYuan is an open-source personal knowledge management system. Prior to 3.7.0, renderPackageREADME in kernel/bazaar/readme.go renders a Bazaar package README from Markdown to HTML with the lute engine and SetSanitizetrue. The lute sanitizer is an event-handler blocklist: allowAttr rejects only...

CVE-2026-54070

CVE-2026-54070 — SiYuan : A Stored XSS in the Bazaar marketplace path arises before v3.7.0. renderPackageREADME converts Markdown READMEs to HTML using lute with SetSanitize(true), but the event-handler blocklist misses several modern handlers, allowing attributes like onpointerover, onpointerdow...

EUVD-2026-35191

TYPO3 HTML Sanitizer allows Cross-site Scripting...

Security update for roundcubemail (important)

openSUSE Security Update: Security update for roundcubemail Announcement ID: openSUSE-SU-2026:0183-1 Rating: important References: 1266329 1266331 1266332 1266333 1266334 1266335 1266336 1266337 Cross-References: CVE-2026-48842 CVE-2026-48843 CVE-2026-48844 CVE-2026-48845 CVE-2026-48846...

PT-2026-47448

Name of the Vulnerable Software and Affected Versions typo3/html-sanitizer versions prior to 2.3.2 Description When the ALLOW INSECURE RAW TEXT setting is enabled, the sanitizer fails to recognize closing tags containing whitespace variants, such as . Because browsers interpret these as valid end...

GHSA-MH5M-5HW4-5C69 TinyMCE Cross-Site Scripting (XSS) vulnerability using sanitization bypass through nested SVGs

Impact TinyMCE 6.8.x contains an XSS vulnerability caused by improper SVG namespace scope handling in the sanitizer. A crafted payload using nested elements can bypass attribute sanitization and execute arbitrary JavaScript. Patches This issue affects TinyMCE 6.8.x-7.0.x. The vulnerability is fix...

CVE-2026-43900

DeepChat is an open-source artificial intelligence agent platform that unifies models, tools, and agents. Prior to v1.0.4-beta.1, a Cross-Site Scripting XSS vulnerability exists due to a discrepancy between the backend validation layer and the frontend browser rendering engine. The SVGSanitizer...

CVE-2026-48527

HAX CMS helps manage microsite universe with PHP or NodeJs backends. Versions up to and including 26.0.0 are affected by a stored cross-site scripting XSS vulnerability in the /system/api/saveNode endpoint. An authenticated user with a permission to edit pages can bypass the HTML sanitizer by...

DOMPurify XSS via selectedcontent re-clone

Summary DOMPurify 3.4.4 allows selectedcontent by default, allowing a chain in which browsers "re-clone" an XSS payload after sanitization, effectively bypassing DOMPurify. Details The chain is as follows: 1. The browser parses the input and creates a clone from the selected 2. DOMPurify walks an...

CVE-2026-48557

Spatie Laravel Media Library before version 11.23.0 contains a file upload restriction bypass in FileAdder::defaultSanitizer. The sanitizer checks only the final filename suffix, allowing double-extension filenames such as shell.php.jpg to bypass the blocklist, with pathinfo preserving inner .php...

HaxCMS has a stored Cross-Site Scripting (XSS) bypass in its saveNode endpoint

Summary HaxCMS is affected by a stored cross-site scripting XSS vulnerability in the /system/api/saveNode endpoint. An authenticated user with a permission to edit pages can bypass the HTML sanitizer by injecting an event handler attribute without whitespace before the attribute name. For example...

CVE-2026-48527

HAX CMS helps manage microsite universe with PHP or NodeJs backends. Versions up to and including 26.0.0 are affected by a stored cross-site scripting XSS vulnerability in the /system/api/saveNode endpoint. An authenticated user with a permission to edit pages can bypass the HTML sanitizer by...

CVE-2026-48527 HaxCMS has a stored Cross-Site Scripting (XSS) bypass in saveNode endpoint

HAX CMS helps manage microsite universe with PHP or NodeJs backends. Versions up to and including 26.0.0 are affected by a stored cross-site scripting XSS vulnerability in the /system/api/saveNode endpoint. An authenticated user with a permission to edit pages can bypass the HTML sanitizer by...