PT-2026-108911

Cloudron 9.1.7 and 9.2 contain a stored cross-site scripting XSS vulnerability in the Branding Footer feature. An authenticated administrator can store crafted HTML containing JavaScript event handlers in the Footer setting. The stored value is rendered without sufficient sanitization on the publ...

CVE-2026-79363

Cloudron versions 9.1.7 and 9.2 are susceptible to a stored cross-site scripting (XSS) vulnerability within the Branding Footer feature. An authenticated administrator can exploit this by storing crafted HTML containing JavaScript event handlers in the Footer setting. Because the application fail...

CVE-2026-56731

Zammad is a web based open source helpdesk/customer support system. Prior to 7.0.1, a low-privilege authenticated user may inject arbitrary HTML markup, including JavaScript event handlers, into a ticket title via the standard ticket creation workflow. The title is persisted without sanitization...

EUVD-2026-87216

Zammad is a web based open source helpdesk/customer support system. Prior to 7.0.1, a low-privilege authenticated user may inject arbitrary HTML markup, including JavaScript event handlers, into a ticket title via the standard ticket creation workflow. The title is persisted without sanitization...

CVE-2026-56731

The open-source helpdesk system Zammad is vulnerable to a Cross-Site Scripting (XSS) flaw in versions prior to 7.0.1 . A low-privilege authenticated user can inject arbitrary HTML markup , including JavaScript event handlers , into a ticket title through the standard ticket creation workflow. Thi...

PT-2026-98196

Name of the Vulnerable Software and Affected Versions xhtml-purifier versions prior to 0.4.3 Description The library fails to HTML-entity-encode attribute values during the serialization of sanitized output. In the attributeString function, attribute values are concatenated directly into...

CVE-2026-53693: Improper Neutralization of Input During Web Page Generation

A stored cross-site scripting vulnerability existed in MISP BSimVis tag rendering code. Several client-side rendering paths interpolated tag names, collection names, entity identifiers, cluster names, and tag metadata directly into HTML, HTML attributes, inline JavaScript event handlers, and CSS...

CVE-2026-25558: Improper Neutralization of Input During Web Page Generation

QloApps through 1.7.0 contains a stored cross-site scripting vulnerability in the admin file manager that allows authenticated administrators to inject malicious JavaScript by uploading crafted SVG files. Attackers can embed JavaScript event handlers such as onload within SVG files uploaded throu...

CVE-2026-28558: Improper Neutralization of Input During Web Page Generation

wpForo Forum 2.4.14 contains a stored cross-site scripting vulnerability that allows authenticated subscribers to upload SVG files as profile avatars through the avatar upload functionality. Attackers upload a crafted SVG containing CSS injection or JavaScript event handlers that execute in the...

EUVD-2025-32031

Malicious code in bioql PyPI...

Mozilla: Privileged JavaScript Execution via Event Handlers

The Mozilla Foundation Security Advisory describes this flaw as: An attacker was able to inject an event handler into a privileged object that would allow arbitrary JavaScript execution in the parent process...

Mozilla: Sandboxed iframes could have executed script if the parent appended elements

The Mozilla Foundation Security Advisory describes this flaw as: If a document created a sandboxed iframe without allow-scripts and subsequently appended an element to the iframe's document that, for example, had a JavaScript event handler - the event handler would have run despite the iframe's...

Mozilla: Sandboxed iframes could have executed script if the parent appended elements

The Mozilla Foundation Security Advisory describes this flaw as: If a document created a sandboxed iframe without allow-scripts and subsequently appended an element to the iframe's document that, for example, had a JavaScript event handler - the event handler would have run despite the iframe's...

Mozilla: Sandboxed iframes could have executed script if the parent appended elements

The Mozilla Foundation Security Advisory describes this flaw as: If a document created a sandboxed iframe without allow-scripts and subsequently appended an element to the iframe's document that, for example, had a JavaScript event handler - the event handler would have run despite the iframe's...

WebKit FormSubmission::create Use-After-Free

WebKit: use-after-free in FormSubmission::create CVE-2017-2460 There is a use-after-free security vulnerability in WebKit. The vulnerability was confirmed on a nightly version of WebKit. The PoC has also been observed to crash Safari 10.0.2 on Mac. Please note: This bug is subject to a 90 day...

Apple WebKit - FormSubmission::create Use-After-Free Exploit

Exploit for multiple platform in category dos / poc function go object.name = "foo"; input.autofocus = true; output.appendChildinput; form.submit; function eventhandler forvar i=0;i a !-- ================================================================= Preliminary analysis: The bug is in...

Apple WebKit - FormSubmission::create Use-After-Free

Apple WebKit - FormSubmission::create Use-After-Free function go object.name = "foo"; input.autofocus = true; output.appendChildinput; form.submit; function eventhandler forvar i=0;i a !-- ================================================================= Preliminary analysis: The bug is in...

Microsoft Internet Explorer - MSHTML!CMultiReadStreamLifetimeManager::ReleaseThreadStateInternal Rea

Exploit for windows platform in category dos / poc function eventhandler1 CollectGarbage; function eventhandler5 try /FileReader/ var var00063 = new FileReader; catcherr //line 68 try /Blob/ var var00064 = new Blob; catcherr //line 69 try var00063.readAsDataURLvar00064; catcherr //line 70 iiThS9l...

CVE-2016-5262

Mozilla Firefox before 48.0 and Firefox ESR 45.x before 45.3 process JavaScript event-handler attributes of a MARQUEE element within a sandboxed IFRAME element that lacks the sandbox="allow-scripts" attribute value, which makes it easier for remote attackers to conduct cross-site scripting XSS...

CVE-2011-1960: Exposure of Resource to Wrong Sphere

Microsoft Internet Explorer 6 through 9 does not properly implement JavaScript event handlers, which allows remote attackers to access content from a different 1 domain or 2 zone via unspecified script code, aka "Event Handlers Information Disclosure Vulnerability."...