libxslt: Type confusion in xmlNode.psvi between stylesheet and source nodes

A flaw was found in the libxslt library. The same memory field, psvi, is used for both stylesheet and input data, which can lead to type confusion during XML transformations. This vulnerability allows an attacker to crash the application or corrupt memory. In some cases, it may lead to denial of...

CVE-2026-26067

October is a Content Management System CMS and web platform. Prior to 3.7.14 and 4.1.10, a server-side information disclosure vulnerability was identified in the handling of CSS preprocessor files. Backend users with Editor permissions could craft .less, .sass, or .scss files that leverage the...

October CMS has Safe Mode Bypass via CSS Preprocessor Compilers

A server-side information disclosure vulnerability was identified in the handling of CSS preprocessor files. Backend users with Editor permissions could craft .less, .sass, or .scss files that leverage the compiler's import functionality to read arbitrary files from the server. This worked even...

CVE-2026-6300

An use after free flaw was found in the CSS component of the Chromium browser. Upstream bugs: https://code.google.com/p/chromium/issues/detail?id=491994185...

CVE-2026-33889 ApostropheCMS: Stored XSS via CSS Custom Property Injection in `@apostrophecms/color-field` Escaping Style Tag Context

ApostropheCMS is an open-source Node.js content management system. Versions 4.28.0 and prior contain a stored cross-site scripting vulnerability in the @apostrophecms/color-field module, where color values prefixed with -- bypass TinyColor validation intended for CSS custom properties, and the...

firefox: thunderbird: Use-after-free in the CSS Parsing and Computation component

A flaw was found in Firefox and Thunderbird. The Mozilla Foundation's Security Advisory describes the following issue: Use-after-free in the CSS Parsing and Computation component...

CVE-2026-35046 Tandoor has a Stored CSS Injection via <style> Tag in Recipe Instructions (API-Level)

Tandoor Recipes is an application for managing recipes, planning meals, and building shopping lists. Prior to 2.6.4, Tandoor Recipes allows authenticated users to inject arbitrary tags into recipe step instructions. The bleach.clean sanitizer explicitly whitelists the tag, causing the backend to...

Tandoor Recipes 跨站脚本漏洞

Tandoor Recipes is an open-source application designed for managing recipes, planning meals, creating shopping lists, and more. Versions of Tandoor Recipes prior to 2.6.4 contained a cross-site scripting vulnerability. This vulnerability stemmed from the ability to inject any tag into the recipe...

GHSA-VXG2-HHGR-37FX Roundcube Webmail: Insufficient CSS sanitization in HTML e-mail messages

An issue was discovered in Roundcube Webmail 1.6.0 before 1.6.14. Insufficient Cascading Style Sheets CSS sanitization in HTML e-mail messages may lead to SSRF or Information Disclosure, e.g., if stylesheet links point to local network hosts...

CVE-2026-35540

An issue was discovered in Roundcube Webmail 1.6.0 before 1.6.14. Insufficient Cascading Style Sheets CSS sanitization in HTML e-mail messages may lead to SSRF or Information Disclosure, e.g., if stylesheet links point to local network hosts...

CVE-2026-35540

An issue was discovered in Roundcube Webmail 1.6.0 before 1.6.14. Insufficient Cascading Style Sheets CSS sanitization in HTML e-mail messages may lead to SSRF or Information Disclosure, e.g., if stylesheet links point to local network hosts...

CVE-2026-35540

Summary: CVE-2026-35540 affects Roundcube Webmail 1.6.0 through before 1.6.14. The issue is insufficient CSS sanitization in HTML e‑mail messages, which may allow SSRF or Information Disclosure when stylesheet links resolve to local network hosts. What’s affected: Roundcube Webmail (version linea...

CVE-2026-35540

An issue was discovered in Roundcube Webmail 1.6.0 before 1.6.14. Insufficient Cascading Style Sheets CSS sanitization in HTML e-mail messages may lead to SSRF or Information Disclosure, e.g., if stylesheet links point to local network hosts...

Roundcube Webmail 安全漏洞

Roundcube Webmail is an open-source browser-based IMAP client developed by Roundcube. It supports address book management, information search, spelling checking, and more. Versions of Roundcube Webmail from 1.6.0 to 1.6.14 contained security vulnerabilities. These vulnerabilities were caused by...

FreeBSD : Roundcube -- Multiple vulnerabilities (c5b93cb5-2363-11f1-81da-8447094a420f)

The version of FreeBSD installed on the remote host is prior to tested version. It is, therefore, affected by a vulnerability as referenced in the c5b93cb5-2363-11f1-81da-8447094a420f advisory. The Roundcube project reports: pre-auth arbitrary file write via unsafe deserialization in redis/memcac...

PT-2026-29979

Name of the Vulnerable Software and Affected Versions Roundcube Webmail versions 1.6.0 through 1.6.13 Description An issue exists in Roundcube Webmail where insufficient Cascading Style Sheets CSS sanitization in HTML email messages could lead to Server-Side Request Forgery SSRF or Information...

EulerOS 2.0 SP12 : libxslt (EulerOS-SA-2026-1374)

According to the versions of the libxslt package installed, the EulerOS installation on the remote host is affected by the following vulnerabilities : A use-after-free vulnerability was found in libxslt while parsing xsl nodes that may lead to the dereference of expired pointers and application...

CVE-2026-31873

Unhead is a document head and template manager. Prior to 2.1.11, The link.href check in makeTagSafe safe.ts uses String.includes, which is case-sensitive. Browsers treat URI schemes case-insensitively. DATA:text/css,... is the same as data:text/css,... to the browser, but 'DATA:...'.includes'data...

CVE-2026-31873

Unhead suffers a bypass of URI scheme sanitization in makeTagSafe prior to version 2.1.11: the code checks href values with String.includes(), which is case-sensitive. Since browsers treat URI schemes case-insensitively, inputs like DATA:text/css,... can evade the check and allow arbitrary CSS vi...

CVE-2026-28348

lxmlhtmlclean is a project for HTML cleaning functionalities copied from lxml.html.clean. Prior to version 0.4.4, the hassneakyjavascript method strips backslashes before checking for dangerous CSS keywords. This causes CSS Unicode escape sequences to bypass the @import and expression filters,...