VulnCheck KEV: CVE-2026-5426

Hard-coded ASP.NET/IIS machineKey value in Digital Knowledge KnowledgeDeliver deployments prior to February 24, 2026 allows adversaries to circumvent ViewState validation mechanisms and achieve remote code execution via malicious ViewState deserialization attacks...

CVE-2026-5426

Hard-coded ASP.NET/IIS machineKey value in Digital Knowledge KnowledgeDeliver deployments prior to February 24, 2026 allows adversaries to circumvent ViewState validation mechanisms and achieve remote code execution via malicious ViewState deserialization attacks...

CVE-2026-5426

Hard-coded ASP.NET/IIS machineKey value in Digital Knowledge KnowledgeDeliver deployments prior to February 24, 2026 allows adversaries to circumvent ViewState validation mechanisms and achieve remote code execution via malicious ViewState deserialization attacks...

CVE-2026-5426

CVE-2026-5426 affects Digital Knowledge KnowledgeDeliver prior to Feb 24, 2026, due to a hard-coded ASP.NET/IIS machineKey in web.config. This flaw enables unauthenticated attackers to bypass ViewState validation and achieve remote code execution via crafted ViewState deserialization. In observed...

PT-2026-33340

Name of the Vulnerable Software and Affected Versions Digital Knowledge KnowledgeDeliver versions prior to February 24, 2026 Description Hard-coded ASP.NET/IIS machineKey values in standardized web.config files allow unauthenticated remote code execution. Attackers can use these shared keys to...

Exploit for CVE-2026-26335

👤 Author Mohammed Idrees Banyamer Security Researcher...

CVE-2026-26335

CVE-2026-26335 affects Calero VeraSMART web applications running on IIS where VeraSMART versions prior to 2022 R1 store static machineKey values in web.config. The static keys allow an attacker to craft a valid ASP.NET ViewState payload, bypassing integrity checks and enabling server-side deseria...

CVE-2026-26335

Calero VeraSMART versions prior to 2022 R1 use static ASP.NET/IIS machineKey values configured for the VeraSMART web application and stored in C:\Program Files x86\Veramark\VeraSMART\WebRoot\web.config. An attacker who obtains these keys can craft a valid ASP.NET ViewState payload that passes...

CVE-2026-26335 Calero VeraSMART < 2022 R1 Static IIS Machine Keys Enable ViewState RCE

Calero VeraSMART versions prior to 2022 R1 use static ASP.NET/IIS machineKey values configured for the VeraSMART web application and stored in C:\Program Files x86\Veramark\VeraSMART\WebRoot\web.config. An attacker who obtains these keys can craft a valid ASP.NET ViewState payload that passes...

Calero VeraSMART 安全漏洞

Calero VeraSMART is a telephone billing software developed by the American company Calero. Versions of Calero VeraSMART prior to 2022 R1 contained security vulnerabilities. These vulnerabilities stemmed from the use of static ASP.NET/IIS machineKey values, which could allow attackers to construct...

PT-2026-8032

Name of the Vulnerable Software and Affected Versions Calero VeraSMART versions prior to 2022 R1 Description The application uses static machineKey values configured for the VeraSMART web application and stored in 'C:Program Files x86VeramarkVeraSMARTWebRootweb.config'. An attacker obtaining thes...

Description of the security update for SharePoint Server 2019: February 10, 2026 (KB5002834)

Description of the security update for SharePoint Server 2019: February 10, 2026 KB5002834 Summary Important: If you're currently running SharePoint Workflow Manager, you must install the SharePoint Workflow Manager KB5002799 to your farm before you install this cumulative update. If you're...

CVE-2025-13807

A vulnerability was detected in orionsec orion-ops up to 5925824997a3109651bbde07460958a7be249ed1. Affected is the function MachineKeyController of the file orion-ops-api/orion-ops-web/src/main/java/cn/orionsec/ops/controller/MachineKeyController.java of the component API. The manipulation result...

CVE-2025-13807

A vulnerability was detected in orionsec orion-ops up to 5925824997a3109651bbde07460958a7be249ed1. Affected is the function MachineKeyController of the file orion-ops-api/orion-ops-web/src/main/java/cn/orionsec/ops/controller/MachineKeyController.java of the component API. The manipulation result...

CVE-2025-13807 orionsec orion-ops API MachineKeyController.java MachineKeyController improper authorization

A vulnerability was detected in orionsec orion-ops up to 5925824997a3109651bbde07460958a7be249ed1. Affected is the function MachineKeyController of the file orion-ops-api/orion-ops-web/src/main/java/cn/orionsec/ops/controller/MachineKeyController.java of the component API. The manipulation result...

PT-2025-48411

A vulnerability was detected in orionsec orion-ops up to 5925824997a3109651bbde07460958a7be249ed1. Affected is the function MachineKeyController of the file orion-ops-api/orion-ops-web/src/main/java/cn/orionsec/ops/controller/MachineKeyController.java of the component API. The manipulation result...

EUVD-2023-41193

Malicious code in bioql PyPI...

EUVD-2022-36031

Malicious code in bioql PyPI...

Exploit for Deserialization of Untrusted Data in Microsoft

CVE-2025-53770 SharePoint Vulnerability Scanner 100% hacked t...

Gladinet CentreStack/Triofox ASP.NET ViewState Deserialization

A vulnerability in Gladinet CentreStack and Triofox application using hardcoded cryptographic keys for ViewState could allow an attacker to forge ViewState data. This can lead to unauthorized actions such as remote code execution. Both applications make use of a hardcoded machineKey in the IIS...