CVE-2026-120638 CGI versions before 5.00 for Perl allow open redirects via HTML entity decoding of the URL after application validation in redirect

CGI versions before 5.00 for Perl allow open redirects via HTML entity decoding of the URL after application validation in redirect. redirect decodes HTML entities in its URL before writing the Location header, so a URL the application has already validated can change meaning. For example,...

CVE-2026-120638

A vulnerability exists in perl-cgi (CGI versions before 5.00) where the redirect function decodes HTML entities in target URLs after the application has performed validation. This allows a remote attacker to supply a specially crafted URL—such as //evil.example/—which becomes //evil.example/ ...

jquery-cve-2022-31160

jQuery UI CVE-2022-31160 Vulnerability Demonstration This project demonstrates the jQuery UI Checkboxradio Widget Refresh Vulnerability CVE-2022-31160 , which allows HTML entity decoding during widget refresh operations, potentially leading to Cross-Site Scripting XSS attacks. 🚨 Security Warning ...

CVE-2026-61812

The t:htmlEntityDecode transformation in OWASP ModSecurity decodes only five named HTML entities and in v3 matches entity-name prefixes, e.g. decodes to , so payloads using other entities such as evade rules. Affects v2 2.1.0-rc7 through 2.9.14 fixed 2.9.15 and v3 3.0.0-rc1 through 3.0.16 fixed...

PT-2026-89752

The Floating Chat Widget: Contact Chat Icons, Telegram Chat, Line Messenger, WeChat, Email, SMS, Call Button – Chaty plugin for WordPress is vulnerable to Reflected Cross-Site Scripting via the 's' parameter in all versions up to, and including, 3.5.9 due to insufficient input sanitization and...

EUVD-2026-72065

The Kirki WordPress plugin before 6.3.0 does not hold back every spelling of the HTML entities it decodes when rendering, allowing unauthenticated users to store JavaScript in a comment which then runs in the session of anyone viewing a page that displays it, including an administrator, and on...

CVE-2026-84219

The Kirki WordPress plugin (versions before 6.3.0 , specifically identified as 6.2.1-6.2.5 in some records) is vulnerable to Unauthenticated Stored XSS . The root cause is that the plugin fails to restrict the various spellings of HTML entities it decodes during rendering. This allows an unauthen...

CVE-2026-84219 Kirki 6.2.1 - 6.2.5 - Unauthenticated Stored XSS via HTML Entity Decoding

The Kirki WordPress plugin before 6.3.0 does not hold back every spelling of the HTML entities it decodes when rendering, allowing unauthenticated users to store JavaScript in a comment which then runs in the session of anyone viewing a page that displays it, including an administrator, and on...

CVE-2026-84219 Kirki 6.2.1 - 6.2.5 - Unauthenticated Stored XSS via HTML Entity Decoding

The Kirki WordPress plugin before 6.3.0 does not hold back every spelling of the HTML entities it decodes when rendering, allowing unauthenticated users to store JavaScript in a comment which then runs in the session of anyone viewing a page that displays it, including an administrator, and on...

CVE-2026-77353 Wallos: iCalendar Injection via CRLF in Subscription Name/Notes Export

Wallos is an open-source, self-hostable personal subscription tracker. Prior to version 5.0.0, Wallos allows authenticated users to inject arbitrary iCalendar properties and events into their exported .ics feed by embedding raw CRLF sequences in subscription names or notes. Because the input...

CVE-2026-13609

The Frontend Admin by DynamiApps WordPress plugin (versions before 3.29.9 ) is vulnerable to stored cross-site scripting (XSS) . The root cause is that the plugin decodes HTML entities in a submitted form field value after it has been sanitized, effectively restoring HTML tags that the sanitizer ...

CVE-2026-43900

DeepChat is an open-source artificial intelligence agent platform that unifies models, tools, and agents. Prior to v1.0.4-beta.1, a Cross-Site Scripting XSS vulnerability exists due to a discrepancy between the backend validation layer and the frontend browser rendering engine. The SVGSanitizer...

CVE-2026-43900 DeepChat: Persistent DOM XSS via HTML Entity Encoding in `<antArtifact>` SVG Rendering (Bypass of `svgSanitizer.ts`)

DeepChat is an open-source artificial intelligence agent platform that unifies models, tools, and agents. Prior to v1.0.4-beta.1, a Cross-Site Scripting XSS vulnerability exists due to a discrepancy between the backend validation layer and the frontend browser rendering engine. The SVGSanitizer...

CVE-2026-43900: Improper Neutralization of Input During Web Page Generation

DeepChat is an open-source artificial intelligence agent platform that unifies models, tools, and agents. Prior to v1.0.4-beta.1, a Cross-Site Scripting XSS vulnerability exists due to a discrepancy between the backend validation layer and the frontend browser rendering engine. The SVGSanitizer...

phpMyFAQ has stored XSS via | raw Filter in search.twig — html_entity_decode(strip_tags()) Bypass in Search Result Rendering

Summary The search result rendering template search.twig outputs FAQ content fields result.question and result.answerPreview using Twig's | raw filter, which completely disables the template engine's built-in auto-escaping. A user with FAQ editor/contributor privileges can store a payload encoded...

CVE-2026-5324 Brizy – Page Builder <= 2.8.11 - Unauthenticated Stored Cross-Site Scripting via FileUpload Field Value

The Brizy – Page Builder plugin for WordPress is vulnerable to Unauthenticated Stored Cross-Site Scripting in all versions up to, and including, 2.8.11 This is due to a combination of missing nonce verification for unauthenticated form submissions, insufficient handling of FileUpload fields when ...

Unhead has a hasDangerousProtocol() bypass via leading-zero padded HTML entities in useHeadSafe()

EVIDENCE | Disclosed to Vercel H1 | 2026-03-22 no response after 12 days | | Cross-reported here | 2026-04-03 | --- Summary useHeadSafe is the composable that Nuxt's own documentation explicitly recommends for rendering user-supplied content in safely. Internally, the hasDangerousProtocol functio...

PT-2026-31578

Name of the Vulnerable Software and Affected Versions The Ultimate FAQ Accordion plugin for WordPress versions through 2.4.7 Description The Ultimate FAQ Accordion plugin for WordPress is susceptible to Stored Cross-Site Scripting through FAQ content. This occurs because the plugin uses html enti...

CVE-2026-39315: Incomplete List of Disallowed Inputs

Unhead is a document head and template manager. Prior to 2.1.13, useHeadSafe is the composable that Nuxt's own documentation explicitly recommends for rendering user-supplied content in safely. Internally, the hasDangerousProtocol function in packages/unhead/src/plugins/safe.ts decodes HTML...

unhead security vulnerability

Unhead is a document header and template manager open source by UnJS. Versions of Unhead prior to 2.1.13 contained security vulnerabilities; these vulnerabilities stemmed from regular expression restrictions during the decoding of HTML entities, which could lead to cross-site scripting attacks...