CVE-2026-50159

Mermaid is a JavaScript tool that uses Markdown-inspired text to create and modify diagrams and charts. Prior to 10.9.8 and 11.16.1, Mermaid is vulnerable to CSS injection via sibling combinator selectors generated from diagram-supplied class or id names. An attacker who can supply diagram text c...

CVE-2026-68747

Improper Neutralization of Special Elements in Output Used by a Downstream Component 'Injection' vulnerability in the CSS scrubber in rrrene htmlsanitizeex allows an unauthenticated remote attacker to inject CSS at-rules, including an import of a remote stylesheet, into a page served to other...

CVE-2026-68747

CVE-2026-68747 affects html_sanitize_ex: the CSS Scrubber (Scrubber.CSS.scrub/1) has a non-declaration input bypass in versions prior to 1.5.4 (0.3.1). An attacker can inject CSS at-rules (e.g., @import url(...)) into pages served to other users because the allowlist is applied via a Regex over d...

EUVD-2026-54083

Improper Neutralization of Special Elements in Output Used by a Downstream Component 'Injection' vulnerability in the CSS scrubber in rrrene htmlsanitizeex allows an unauthenticated remote attacker to inject CSS at-rules, including an import of a remote stylesheet, into a page served to other...

CVE-2026-68747 CSS sanitizer allowlist bypass in html_sanitize_ex via non-declaration input

Improper Neutralization of Special Elements in Output Used by a Downstream Component 'Injection' vulnerability in the CSS scrubber in rrrene htmlsanitizeex allows an unauthenticated remote attacker to inject CSS at-rules, including an import of a remote stylesheet, into a page served to other...

CVE-2026-68747 CSS sanitizer allowlist bypass in html_sanitize_ex via non-declaration input

Improper Neutralization of Special Elements in Output Used by a Downstream Component 'Injection' vulnerability in the CSS scrubber in rrrene htmlsanitizeex allows an unauthenticated remote attacker to inject CSS at-rules, including an import of a remote stylesheet, into a page served to other...

CVE-2026-68747 CSS sanitizer allowlist bypass in html_sanitize_ex via non-declaration input

Improper Neutralization of Special Elements in Output Used by a Downstream Component 'Injection' vulnerability in the CSS scrubber in rrrene htmlsanitizeex allows an unauthenticated remote attacker to inject CSS at-rules, including an import of a remote stylesheet, into a page served to other...

CVE-2026-68747

Improper Neutralization of Special Elements in Output Used by a Downstream Component 'Injection' vulnerability in the CSS scrubber in rrrene htmlsanitizeex allows an unauthenticated remote attacker to inject CSS at-rules, including an import of a remote stylesheet, into a page served to other...

EEF-CVE-2026-68747 CSS sanitizer allowlist bypass in html_sanitize_ex via non-declaration input

Summary Improper Neutralization of Special Elements in Output Used by a Downstream Component 'Injection' vulnerability in the CSS scrubber in rrrene htmlsanitizeex allows an unauthenticated remote attacker to inject CSS at-rules, including an import of a remote stylesheet, into a page served to...

CVE-2025-14469 Theme Editor <= 3.1 - Cross-Site Request Forgery to CSS Modification

The Theme Editor plugin for WordPress is vulnerable to Cross-Site Request Forgery in all versions up to, and including, 3.1. This is due to missing nonce validation on the msupdate AJAX action. This makes it possible for unauthenticated attackers to modify child theme CSS styles via a forged...

The vulnerability of the PostCSS cascade style sheet transformation library’s instrumented library arises from the lack of protection for website structure. This allows attackers to perform cross-site scripting (XSS) attacks.

The vulnerability of the PostCSS cascade style sheet transformation library is related to the lack of measures taken to protect the structure of web pages. Exploiting this vulnerability allows a malicious actor to perform cross-site scripting attacks XSS remotely...

CVE-2026-17878

Google Chrome versions prior to 151.0.7922.72 are affected by an inappropriate implementation in CSS . This vulnerability allows a remote attacker to inject arbitrary scripts or HTML (UXSS) by tricking a user into visiting a crafted HTML page . No specific exploit links or in-the-wild exploitatio...

CVE-2026-14145

An inappropriate implementation flaw was found in the CSS component of the Chromium browser. Upstream bugs: https://code.google.com/p/chromium/issues/detail?id=514485825...

PT-2026-63507

Name of the Vulnerable Software and Affected Versions Sourcerer extension affected versions not specified Description Multiple code injection vectors exist within the extension. The Free version fails to verify that both the article creator and the last modifier possess Super User privileges befo...

OESA-2026-3053 yelp security update

Yelp is the help viewer in GNOME. It natively views Mallard, DocBook, man, info, and HTML documents. It can locate documents according to the freedesktop.org help system specification. Security Fixes: A flaw was found in Yelp due to an overly permissive Content Security Policy CSP implementation...

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...

CVE-2026-15407

The CVE-2026-15407 entry describes an authorization bypass in Themify Builder for WordPress up to version 7.7.7. The underlying issue is insufficient verification of a user’s authorization for actions performed via the tb_generate_on_fly AJAX action, enabling authenticated users with subscriber-l...

SUSE CVE-2026-62643

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 Information Disclosure, e.g., if stylesheet links point to local network hosts. NOTE: this issue exists because of insufficient fixes for...

CVE-2026-62643

A flaw was found in Roundcube Webmail. Insufficient sanitization of Cascading Style Sheets CSS within HTML email messages allows a remote attacker to perform Server-Side Request Forgery SSRF or disclose sensitive information. This vulnerability occurs when stylesheet links point to local network...

DEBIAN-CVE-2026-62643

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 Information Disclosure, e.g., if stylesheet links point to local network hosts. NOTE: this issue exists because of insufficient fixes for...