MCP Registry vulnerable to stored XSS in catalogue UI via attribute-quote breakout in publisher-controlled `websiteUrl`

Summary The public catalogue UI served at GET / file internal/api/handlers/v0/uiindex.html is vulnerable to stored cross-site scripting via the server.websiteUrl field of any published server.json. Server-side validation in internal/validators/validators.go validateWebsiteURL only checks that the...

SiYuan Affected by Stored XSS via Attribute View Name to Electron Renderer RCE

Summary The kernel stores Attribute View AV / database names without any HTML escape, then a render template uses raw strings.ReplaceAlltpl, "$avName", nodeAvName to embed the name in HTML before pushing to all clients via WebSocket. Three independent client paths render.ts:120 → outerHTML,...

GHSA-2H64-C999-C9R6 SiYuan Affected by Stored XSS via Attribute View Name to Electron Renderer RCE

Summary The kernel stores Attribute View AV / database names without any HTML escape, then a render template uses raw strings.ReplaceAlltpl, "$avName", nodeAvName to embed the name in HTML before pushing to all clients via WebSocket. Three independent client paths render.ts:120 → outerHTML,...

GHSA-5WM8-GMM8-39J9 fast-xml-builder allows attribute values with unwanted quotes to bypass malicious or unwanted attributes

Summary When an input data has quotes in attribute values but process entities is not enabled, it breaks the attribute value into multiple attributes. This gives the room for an attacker to insert unwanted attributes to the XML/HTML. Detail Malicious Input a: "@attr": '" onClick="alert1' Output x...

XML External Entity (XXE) Injection

Overview Affected versions of this package are vulnerable to XML External Entity XXE Injection while processing XML entities. An attacker can inject arbitrary attributes into generated XML or HTML by crafting attribute values containing quotes, which are improperly parsed and split into multiple...

fast-xml-builder allows attribute values with unwanted quotes to bypass malicious or unwanted attributes

Summary When an input data has quotes in attribute values but process entities is not enabled, it breaks the attribute value into multiple attributes. This gives the room for an attacker to insert unwanted attributes to the XML/HTML. Detail Malicious Input a: "@attr": '" onClick="alert1' Output x...

CVE-2026-43474

In the Linux kernel, the following vulnerability has been resolved: fs: init flagsvalid before calling vfsfileattrget syzbot reported a uninit-value bug in 1. Similar to the "get" context where the kernel's internal filekattr structure is initialized before calling vfsfileattrget, we should use t...

CVE-2026-7650 E2Pdf – Export Pdf Tool for WordPress <= 1.32.17 - Authenticated (Contributor+) Stored Cross-Site Scripting via 'id' Shortcode Attribute

The E2Pdf – Export Pdf Tool for WordPress plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the 'id' attribute of the e2pdf-download shortcode in all versions up to, and including, 1.32.17. This is due to insufficient input sanitization and output escaping on the shortcode...

CVE-2026-7650

The E2Pdf – Export Pdf Tool for WordPress plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the 'id' attribute of the e2pdf-download shortcode in all versions up to, and including, 1.32.17. This is due to insufficient input sanitization and output escaping on the shortcode...

SUSE CVE-2026-41642

GoBGP is an open source Border Gateway Protocol BGP implementation in the Go Programming Language. In version 4.3.0, a remote Denial of Service DoS vulnerability exists in GoBGP due to a nil pointer dereference. When a malformed BGP UPDATE message contains an unrecognized Path Attribute marked as...

PT-2026-39135

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An uninitialized value bug exists where flags valid is not initialized before the vfs fileattr get function is called. This issue occurs because the fa variable is not handled with the...

PT-2026-39288

Name of the Vulnerable Software and Affected Versions SiYuan versions prior to 3.7.0 Description The software fails to escape HTML when storing and rendering Attribute View AV names. The kernel stores these names without escaping and uses a raw string replacement to embed them in HTML before...

PT-2026-39307

Name of the Vulnerable Software and Affected Versions Mistune affected versions not specified Description The render figure function in src/mistune/directives/image.py concatenates figclass and figwidth options directly into HTML attributes without escaping. This allows attribute injection and...

PT-2026-39462

Name of the Vulnerable Software and Affected Versions libexpat versions prior to 2.8.1 Description The computational complexity of attribute name collision checks allows a denial of service when processing moderately sized crafted XML input. Recommendations Update to version 2.8.1 or later...

Linux Distros Unpatched Vulnerability : CVE-2026-43474

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - fs: init flagsvalid before calling vfsfileattrget syzbot reported a uninit-value bug in 1. Similar to the get context where the kernel's internal filekattr...

PT-2026-39287

Name of the Vulnerable Software and Affected Versions fast-xml-builder versions prior to 1.1.7 Description When input data contains quotes in attribute values and the processEntities flag is disabled, the software incorrectly splits the attribute value into multiple attributes. This allows an...

Linux kernel 安全漏洞

The Linux kernel is the core of the open-source operating system Linux, developed by the Linux Foundation in the United States. There is a security vulnerability in the Linux kernel, which stems from the fact that flagsvalid was not initialized before calling vfsfileattrget, potentially leading t...

EUVD-2026-28426

If a trusted template author were to write a tag containing an empty 'type' attribute or a 'type' attribute with an ASCII whitespace, the execution of the template would incorrectly escape any data passed into the block...

CVE-2026-41692

i18nextify is a JavaScript library that adds website internationalization via a script tag, without source code changes. Versions prior to 4.0.8 substitute key interpolation tokens inside src and href attribute values with the raw string returned by i18next.t. The substitution logic in...

CVE-2026-39826

If a trusted template author were to write a tag containing an empty 'type' attribute or a 'type' attribute with an ASCII whitespace, the execution of the template would incorrectly escape any data passed into the block...