CVE-2026-66370: URL Redirection to Untrusted Site

URL Redirection to Untrusted Site 'Open Redirect' vulnerability in the HTML5 scrubber in rrrene htmlsanitizeex allows an unauthenticated remote attacker to retarget a form already on the rendering page and receive whatever the victim submits, including credentials, via the form and formaction...

GHSA-VCCV-CMXP-4J9H sanitize-html has incomplete URI scheme validation in that allows javascript: URIs through action, formaction, data, poster, and background attributes

Summary sanitize-html uses allowedSchemesAppliedToAttributes default: 'href', 'src', 'cite' to gate the naughtyHref function that blocks dangerous URI schemes like javascript: and vbscript:. The HTML specification defines 10+ attributes that accept URIs action, formaction, data, poster, backgroun...

PT-2026-54516

The LearnPress plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the 'class wrapper form' shortcode attribute in versions up to, and including, 4.4.0. This is due to insufficient input sanitization and output escaping in the FilterCourseTemplate::sections method at line 98,...

Use After Free

Overview Affected versions of this package are vulnerable to Use After Free in the formattr function when handling JSON object keys of exactly 65,535 bytes with createid enabled. An attacker can cause heap memory corruption and crash the process by supplying a specially crafted JSON payload with ...

Cross-site Scripting (XSS)

spoon/library is vulnerable to cross-site scripting XSS attacks. A specifically crafted string injected through form attribute placeholders allows remote attackers to execute malicious scripts...

UBUNTU-CVE-2016-5303

Cross-site scripting XSS vulnerability in the Horde Text Filter API in Horde Groupware and Horde Groupware Webmail Edition before 5.2.16 allows remote attackers to inject arbitrary web script or HTML via crafted data:text/html content in a form 1 action or 2 xlink attribute...

bugzilla Cross-Site Request Forgery

A Bugzilla Security Advisory reports: The following security issues have been discovered in Bugzilla: Due to a lack of validation of the enctype form attribute when making POST requests to xmlrpc.cgi, a possible CSRF vulnerability was discovered. If a user visits an HTML page with some malicious...