CVE-2026-53727

cssparser is a Ruby CSS parser. From 2.2.0 until 3.0.0, CssParser::Parserreadremotefile in lib/cssparser/parser.rb, and therefore loaduri! and the @import-following branch of addblock!, issued HTTP and HTTPS requests against any host, port, and URI without a scheme allowlist, host or IP filtering...

CVE-2026-53727 css_parser: SSRF and Local File Disclosure in `CssParser::Parser#read_remote_file`

cssparser is a Ruby CSS parser. From 2.2.0 until 3.0.0, CssParser::Parserreadremotefile in lib/cssparser/parser.rb, and therefore loaduri! and the @import-following branch of addblock!, issued HTTP and HTTPS requests against any host, port, and URI without a scheme allowlist, host or IP filtering...

GO-2026-5963 SiYuan: Stored XSS to RCE via CSS-snippet <style> breakout in renderSnippet() in github.com/siyuan-note/siyuan/kernel

SiYuan: Stored XSS to RCE via CSS-snippet breakout in renderSnippet in github.com/siyuan-note/siyuan/kernel...

CVE-2026-41846

A flaw was found in Spring MVC applications, part of the Spring Framework. This vulnerability allows a remote attacker to inject arbitrary HTML or JavaScript code due to improper handling of user-supplied values in the cssClass, cssErrorClass, or cssStyle attributes of JSP form tags. Successful...

CVE-2026-15407

The Themify Builder plugin for WordPress is vulnerable to authorization bypass in all versions up to, and including, 7.7.7. This is due to the plugin not properly verifying that a user is authorized to perform an action. This makes it possible for authenticated attackers, with subscriber-level...

EUVD-2026-44891

The Themify Builder plugin for WordPress is vulnerable to authorization bypass in all versions up to, and including, 7.7.7. This is due to the plugin not properly verifying that a user is authorized to perform an action. This makes it possible for authenticated attackers, with subscriber-level...

OPENSUSE-SU-2026:21364-1 Security update for python-weasyprint

This update for python-weasyprint fixes the following issues: Changes in python-weasyprint: - CVE-2026-49452: CSS Injection via Presentational Hints bsc1270401...

Linux Distros Unpatched Vulnerability : CVE-2026-49477

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - Soup Sieve is a CSS selector library designed to be used with Beautiful Soup 4. Prior to 2.8.4, the CSS selector parser in soupsieve contains a regular expressi...

JetBrains YouTrack < 2026.2.17012 CSS Injection (CVE-2026-59791)

The version of JetBrains YouTrack installed on the remote host is prior to 2026.2.17012. It is, therefore, affected by a CSS injection vulnerability: - CSS injection via Mermaid diagram rendering was possible. CVE-2026-59791 Note that Nessus has not tested for this issue but has instead relied on...

CVE-2026-49477

A flaw was found in soupsieve, a CSS selector library. This vulnerability allows a remote attacker to cause a Denial of Service DoS by supplying specially crafted, untrusted CSS selector strings. The flaw occurs due to a regular expression vulnerable to catastrophic backtracking when processing a...

CVE-2026-49476

A flaw was found in soupsieve, a CSS selector library used with Beautiful Soup 4. This vulnerability allows a remote attacker to cause a denial of service DoS by supplying a specially crafted CSS selector string. The parser allocates unbounded memory when compiling large, comma-separated selector...

Linux Distros Unpatched Vulnerability : CVE-2026-62643

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - In Roundcube Webmail before 1.6.17 and 1.7.x before 1.7.2, insufficient Cascading Style Sheets CSS sanitization in HTML e-mail messages may lead to SSRF or...

CVE-2026-49477

Soup Sieve is a CSS selector library designed to be used with Beautiful Soup 4. Prior to 2.8.4, the CSS selector parser in soupsieve contains a regular expression vulnerable to catastrophic backtracking when processing an attribute selector with an unterminated quoted value in...

DEBIAN-CVE-2026-49477

Soup Sieve is a CSS selector library designed to be used with Beautiful Soup 4. Prior to 2.8.4, the CSS selector parser in soupsieve contains a regular expression vulnerable to catastrophic backtracking when processing an attribute selector with an unterminated quoted value in...

CVE-2026-49477

Soup Sieve is a CSS selector library designed to be used with Beautiful Soup 4. Prior to 2.8.4, the CSS selector parser in soupsieve contains a regular expression vulnerable to catastrophic backtracking when processing an attribute selector with an unterminated quoted value in...

UBUNTU-CVE-2026-49477

Soup Sieve is a CSS selector library designed to be used with Beautiful Soup 4. Prior to 2.8.4, the CSS selector parser in soupsieve contains a regular expression vulnerable to catastrophic backtracking when processing an attribute selector with an unterminated quoted value in...

CVE-2026-49476 Soup Sieve: Memory Exhaustion via Large Comma-Separated Selector Lists in soupsieve

Soup Sieve is a CSS selector library designed to be used with Beautiful Soup 4. Prior to 2.8.4, the CSS selector parser in soupsieve allocates unbounded memory when compiling large comma-separated selector lists, allowing an attacker who can supply a crafted selector string to soupsieve.compile o...

CVE-2026-49477 Soup Sieve: Regular Expression Denial of Service (ReDoS) in soupsieve Selector Parser

Soup Sieve is a CSS selector library designed to be used with Beautiful Soup 4. Prior to 2.8.4, the CSS selector parser in soupsieve contains a regular expression vulnerable to catastrophic backtracking when processing an attribute selector with an unterminated quoted value in...

CVE-2026-49477

Soup Sieve is a CSS selector library designed to be used with Beautiful Soup 4. Prior to 2.8.4, the CSS selector parser in soupsieve contains a regular expression vulnerable to catastrophic backtracking when processing an attribute selector with an unterminated quoted value in...

CVE-2026-49477

Soup Sieve (CSS selector engine used by Beautiful Soup 4) Before 2.8.4 contains a regular-expression backtracking bug in soupsieve/css_parser.py (VALUE pattern) that enables catastrophic backtracking on unterminated quoted attribute values, causing CPU exhaustion and potential DoS when compiling ...