CVE-2026-78213: Improper Neutralization of Input During Web Page Generation

Heptabase developed by Hepta Platforms, Inc. has a Stored Cross-Site Scripting vulnerability. Authenticated remote attackers can inject persistent malicious content into specific pages, causing arbitrary JavaScript code to execute when other users click the crafted content...

PT-2026-79821

Heptabase developed by Hepta Platforms, Inc. has a Stored Cross-Site Scripting vulnerability. Authenticated remote attackers can inject persistent malicious content into specific pages, causing arbitrary JavaScript code to execute when other users click the crafted content...

CVE-2026-78337: Unrestricted Upload of File with Dangerous Type

Unrestricted Upload of File with Dangerous Type in the company logo upload in Roskus Prospero Flow CRM before 5.15.13 allows an authenticated user holding the create company and update company permissions to execute arbitrary JavaScript in the application origin via an SVG document containing an...

The vulnerability of the JavaScript Engine component in web browsers Firefox ESR, Firefox, and the email client Thunderbird allows a hacker to trigger a service failure.

The vulnerability of the JavaScript Engine component in Firefox ESR, Firefox, and the Thunderbird email client relates to access to an uninitialized pointer. Exploiting this vulnerability could allow a malicious actor to cause service interruptions...

PT-2026-80804

Unrestricted Upload of File with Dangerous Type in the company logo upload in Roskus Prospero Flow CRM before 5.15.13 allows an authenticated user holding the create company and update company permissions to execute arbitrary JavaScript in the application origin via an SVG document containing an...

CVE-2026-5388

justhtml before 1.15.0 contains multiple security issues in URL sanitization helpers cleanurlvalue/cleanurlinjsstring, HTML serialization, Markdown passthrough htmlpassthrough=True, and several custom sanitization-policy edge cases. Depending on configuration, an attacker can bypass sanitization ...

CVE-2026-5388 justhtml before 1.15.0 Multiple Security Issues

justhtml before 1.15.0 contains multiple security issues in URL sanitization helpers cleanurlvalue/cleanurlinjsstring, HTML serialization, Markdown passthrough htmlpassthrough=True, and several custom sanitization-policy edge cases. Depending on configuration, an attacker can bypass sanitization ...

EUVD-2026-64652

justhtml before 1.15.0 contains multiple security issues in URL sanitization helpers cleanurlvalue/cleanurlinjsstring, HTML serialization, Markdown passthrough htmlpassthrough=True, and several custom sanitization-policy edge cases. Depending on configuration, an attacker can bypass sanitization ...

CVE-2026-5388 justhtml before 1.15.0 Multiple Security Issues

justhtml before 1.15.0 contains multiple security issues in URL sanitization helpers cleanurlvalue/cleanurlinjsstring, HTML serialization, Markdown passthrough htmlpassthrough=True, and several custom sanitization-policy edge cases. Depending on configuration, an attacker can bypass sanitization ...

CVE-2026-5388

justhtml (Python HTML sanitizer library) before 1.15.0 contains multiple sanitization bypass vulnerabilities across URL sanitization helpers, HTML serialization, Markdown passthrough, and custom policy edge cases. Attackers can inject active HTML and JavaScript via vectors such as encoded javascr...

CVE-2026-41845

CVE-2026-41845...

CVE-2026-41846

CVE-2026-41846...

CVE-2026-5388: Improper Input Validation

justhtml before 1.15.0 contains multiple security issues in URL sanitization helpers cleanurlvalue/cleanurlinjsstring, HTML serialization, Markdown passthrough htmlpassthrough=True, and several custom sanitization-policy edge cases. Depending on configuration, an attacker can bypass sanitization ...

PT-2026-79769

justhtml before 1.15.0 contains multiple security issues in URL sanitization helpers clean url value/clean url in js string, HTML serialization, Markdown passthrough html passthrough=True, and several custom sanitization-policy edge cases. Depending on configuration, an attacker can bypass...

dompurify: DOMPurify: URI validation bypass leads to cross-site scripting

A flaw was found in DOMPurify. An attacker can bypass URI validation by providing a specially crafted predicate function via EXTRAELEMENTHANDLING.attributeCheck. This allows unsafe protocols, such as javascript:, to persist after sanitization, potentially leading to DOM-based cross-site scripting...

CVE-2026-66917

Joomla Extension - joomgalleryfriends.net - Stored XSS in JoomGallery 4.4.0 - An authenticated, privileged can store an XSS payload in any image causing JS execution in every visitor's browser...

EUVD-2026-64248

Joomla Extension - joomgalleryfriends.net - Stored XSS in JoomGallery 4.4.0 - An authenticated, privileged can store an XSS payload in any image causing JS execution in every visitor's browser...

CVE-2026-66917 Joomla Extension - joomgalleryfriends.net - Stored XSS in JoomGallery < 4.4.0

Joomla Extension - joomgalleryfriends.net - Stored XSS in JoomGallery 4.4.0 - An authenticated, privileged can store an XSS payload in any image causing JS execution in every visitor's browser...

CVE-2026-66917

JoomGallery (a Joomla extension) versions prior to 4.3.1 are affected by a Stored Cross-Site Scripting (XSS) vulnerability. An authenticated user with privileged access can embed an XSS payload in any image, resulting in JavaScript execution in the browser of every visitor who views the affected ...

CVE-2026-76789

The Slider Hero with Video Background, Animation WordPress plugin versions before 9.1.3 is vulnerable to unauthenticated stored Cross-Site Scripting (XSS) . The flaw exists because two request handlers—specifically the Slider Type Change and Add-Slider handlers—lack proper authorisation and nonce...