PT-2026-126577

Use-after-free in the JavaScript: GC component. This vulnerability was fixed in Firefox 159, Firefox ESR 153.6, Thunderbird 159, and Thunderbird 153.6...

PT-2026-126455

Use-after-free in the JavaScript: Standard Library component. This vulnerability was fixed in Firefox 159, Firefox ESR 115.44, Firefox ESR 153.6, Thunderbird 159, and Thunderbird 153.6...

PT-2026-126492

Use-after-free in the JavaScript: GC component. This vulnerability was fixed in Firefox 159, Firefox ESR 153.6, Thunderbird 159, and Thunderbird 153.6...

CVE-2025-7840

XSS Exploit for CVE-2025-7840 Author : Byte Reaper @ByteReaper0 Description Proof‑of‑concept exploit for CVE-2025-7840 , targeting a vulnerable web application endpoint that fails to sanitize user input on the Firstname parameter of a reservation form. By crafting a GET request to:...

CVE-2026-116583

Seroval facilitates JavaScript value stringification, including complex structures beyond JSON.stringify capabilities. From 1.6.0 until 1.6.11, the JavaScript-output APIs derive a typed array's constructor name from a property on the value that can be replaced by an own constructor property. When...

CVE-2026-116583 Seroval: Code injection through a typed array's own constructor property

Seroval facilitates JavaScript value stringification, including complex structures beyond JSON.stringify capabilities. From 1.6.0 until 1.6.11, the JavaScript-output APIs derive a typed array's constructor name from a property on the value that can be replaced by an own constructor property. When...

CVE-2026-116583

Seroval facilitates JavaScript value stringification, including complex structures beyond JSON.stringify capabilities. From 1.6.0 until 1.6.11, the JavaScript-output APIs derive a typed array's constructor name from a property on the value that can be replaced by an own constructor property. When...

CVE-2026-116583 Seroval: Code injection through a typed array's own constructor property

Seroval facilitates JavaScript value stringification, including complex structures beyond JSON.stringify capabilities. From 1.6.0 until 1.6.11, the JavaScript-output APIs derive a typed array's constructor name from a property on the value that can be replaced by an own constructor property. When...

CVE-2026-116582

Seroval facilitates JavaScript value stringification, including complex structures beyond JSON.stringify capabilities. Prior to 1.0.0 and from 1.5.5 until 1.6.10, the JavaScript-output APIs serialize a RegExp source containing a less-than character without the escaping needed for an HTML script...

Exploit for CVE-2026-38903

CVE-2026-38903 Alertus Desktop Alert: Unauthenticated Remo...

CVE-2026-50096

There is a reflected cross site scripting vulnerability in Esri Portal for ArcGIS versions 12.1 and prior which may allow a remote, unauthenticated attacker to create a crafted link which when clicked could potentially execute arbitrary JavaScript code in the victim’s browser. A patch is provided...

CVE-2026-33520

There is a reflected cross site scripting vulnerability in Esri Portal for ArcGIS versions 12.1 and prior which may allow a remote, unauthenticated attacker to create a crafted link which when clicked could potentially execute arbitrary JavaScript code in the victim’s browser. A patch is provided...

Hackers Infect 953 Online Stores With Scanner-Evading JavaScript, Mostly on Magento

An unknown threat actor has infected 953 online stores, most of them running Magento, as part of a long-running campaign active since July 2025. According to Dutch e-commerce security company Sansec, the activity is designed to add a small piece of code to the store's pages that, when visited by...

CVE-2026-50096 BUG-000187164 - ArcGIS Server has a security vulnerability.

There is a reflected cross site scripting vulnerability in Esri Portal for ArcGIS versions 12.1 and prior which may allow a remote, unauthenticated attacker to create a crafted link which when clicked could potentially execute arbitrary JavaScript code in the victim’s browser. A patch is provided...

CVE-2026-50096

A reflected cross-site scripting (XSS) vulnerability exists in Esri Portal for ArcGIS versions 12.1 and prior. This flaw allows a remote, unauthenticated attacker to craft a malicious link that, when clicked, can execute arbitrary JavaScript code in the victim's browser. Remediation is available ...

EUVD-2026-110062

There is a reflected cross site scripting vulnerability in Esri Portal for ArcGIS versions 12.1 and prior which may allow a remote, unauthenticated attacker to create a crafted link which when clicked could potentially execute arbitrary JavaScript code in the victim’s browser. A patch is provided...

CVE-2026-33520 BUG-000185167 - ArcGIS Server has a security vulnerability.

There is a reflected cross site scripting vulnerability in Esri Portal for ArcGIS versions 12.1 and prior which may allow a remote, unauthenticated attacker to create a crafted link which when clicked could potentially execute arbitrary JavaScript code in the victim’s browser. A patch is provided...

EUVD-2026-110058

There is a reflected cross site scripting vulnerability in Esri Portal for ArcGIS versions 12.1 and prior which may allow a remote, unauthenticated attacker to create a crafted link which when clicked could potentially execute arbitrary JavaScript code in the victim’s browser. A patch is provided...

CVE-2026-33520

A reflected cross-site scripting (XSS) vulnerability exists in Esri Portal for ArcGIS versions 12.1 and prior. A remote, unauthenticated attacker can craft a malicious link that, when clicked by a victim, executes arbitrary JavaScript in the victim's browser. A patch is available for ArcGIS Serve...

CVE-2024-33209

CVE-2024-33209 FlatPress 1.3. is vulnerable to Cross Site Scripting XSS. An attacker can inject malicious JavaScript code into the "Add New Entry" section, which allows them to execute arbitrary code in the context of a victim's web browser. Vulnerability Type: Cross Site Scripting XSS Vendor of...