GHSA-5QHF-9PHG-95M2 Loofah `allowed_uri?` does not detect `javascript:` URIs split by numeric character references without semicolons

Summary Loofah::HTML5::Scrub.alloweduri? does not correctly reject javascript: or vbscript: URIs when the scheme is split by a numeric character reference that has no trailing semicolon. A browser decodes such references and resolves the URL to an executable javascript: scheme, while alloweduri?...

CVE-2026-45368

Kirby CMS is affected in versions prior to 4.9.1 and 5.4.1 by an XSS in URL handling for several first‑party renderers that emit : the (link: …) KirbyTag, the link parameter of (image: …), the image block's link field, and the HTML importer for blocks. The underlying issue does not filter dangero...

CVE-2026-45368 Kirby: Cross-site scripting (XSS) from links in KirbyTags and image blocks in the site frontend

Kirby is an open-source content management system. In versions prior to 4.9.1 and 5.4.1, the underlying URL methods for the KirbyTags and image blocks components did not filter out malicious URL values that resolve to script execution. The vulnerability affects four first-party Kirby renderers th...

PT-2026-51122

Name of the Vulnerable Software and Affected Versions Symfony UX Icons affected versions not specified Description The ux icon Twig function is marked as safe for HTML, which prevents Twig from escaping its output. The Icon::toHtml function inlines SVG source code directly into the page. Because...

PT-2026-37152

Name of the Vulnerable Software and Affected Versions i18nextify versions prior to 4.0.8 Description The software substitutes key interpolation tokens within src and href attribute values using the raw string from i18next.t. The substitution logic in the replaceInside handler within src/localize....

CVE-2026-39315

Unhead (document head/template manager) contains a vulnerability in useHeadSafe() where hasDangerousProtocol() decodes HTML entities before blocked-scheme checks. The decoder uses two fixed-width regexes; HTML5 allows leading zeros in numeric character references, and when a padded entity exceeds...

Cross-site Scripting (XSS)

Overview Affected versions of this package are vulnerable to Cross-site Scripting XSS when handling URLs in links, where schemes such as javascript, vbscript and data can be used. An attacker can execute arbitrary scripts in the context of the user's browser by enticing a user to click on a craft...

Cross-site Scripting (XSS)

Overview Affected versions of this package are vulnerable to Cross-site Scripting XSS when handling URLs in links, where schemes such as javascript, vbscript and data can be used. An attacker can execute arbitrary scripts in the context of the user's browser by enticing a user to click on a craft...

simple-markdown cross-site scripting vulnerability

simple-markdown is a simple, extensible Markdown-like parser . A cross-site scripting vulnerability exists in simple-markdown.js in Khan Academy simple-markdown versions prior to 0.4.4. The vulnerability can be exploited to conduct cross-site scripting attacks via the data: or vbscript: URI...