KnowledgeDeliver LMS Flaw Exploited to Deploy Godzilla and Cobalt Strike

A now-patched high-severity security flaw affecting Digital Knowledge KnowledgeDeliver, a Learning Management System LMS popular in Japan, was exploited as a zero-day to deliver the Godzilla web shell and ultimately facilitate the deployment of Cobalt Strike Beacon. The vulnerability, tracked as...

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...

EUVD-2026-23271

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 KnowledgeDeliver deployments before February 24, 2026 use a static ASP.NET/IIS machineKey value

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-2025-71260

BMC FootPrints ITSM versions 20.20.02 through 20.24.01.001 contain a deserialization of untrusted data vulnerability in the ASP.NET servlet's VIEWSTATE handling that allows authenticated attackers to execute arbitrary code. Attackers can supply crafted serialized objects to the VIEWSTATE paramete...

EUVD-2025-208877

BMC FootPrints ITSM versions 20.20.02 through 20.24.01.001 contain a deserialization of untrusted data vulnerability in the ASP.NET servlet's VIEWSTATE handling that allows authenticated attackers to execute arbitrary code. Attackers can supply crafted serialized objects to the VIEWSTATE paramete...

CVE-2025-71260

BMC FootPrints ITSM versions 20.20.02 through 20.24.01.001 contain a deserialization of untrusted data vulnerability in the ASP.NET servlet's VIEWSTATE handling that allows authenticated attackers to execute arbitrary code. Attackers can supply crafted serialized objects to the VIEWSTATE paramete...

CVE-2025-71260 BMC FootPrints ITSM 20.20.02 <= 20.24.01.001 VIEWSTATE Deserialization RCE

BMC FootPrints ITSM versions 20.20.02 through 20.24.01.001 contain a deserialization of untrusted data vulnerability in the ASP.NET servlet's VIEWSTATE handling that allows authenticated attackers to execute arbitrary code. Attackers can supply crafted serialized objects to the VIEWSTATE paramete...

CVE-2025-71260 BMC FootPrints ITSM 20.20.02 <= 20.24.01.001 VIEWSTATE Deserialization RCE

BMC FootPrints ITSM versions 20.20.02 through 20.24.01.001 contain a deserialization of untrusted data vulnerability in the ASP.NET servlet's VIEWSTATE handling that allows authenticated attackers to execute arbitrary code. Attackers can supply crafted serialized objects to the VIEWSTATE paramete...

BMC FootPrints 代码问题漏洞

BMC FootPrints is an IT service management and ticket tracking system provided by the American company BMC. Versions of BMC FootPrints prior to 20.24.01.001 contained code vulnerabilities. These vulnerabilities stemmed from the VIEWSTATE processing in ASP.NET servlets, which allowed untrusted dat...

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...

UAT-8837 targets critical infrastructure sectors in North America

Cisco Talos is closely tracking UAT-8837, a threat actor we assess with medium confidence is a China-nexus advanced persistent threat APT actor based on overlaps in tactics, techniques, and procedures TTPs with those of other known China-nexus threat actors. Based on UAT-8837's TTPs and...

From LFI to RCE: Active Exploitation Detected in Gladinet and TrioFox Vulnerability

Cybersecurity company Huntress said it has observed active in-the-wild exploitation of an unpatched security flaw impacting Gladinet CentreStack and TrioFox products. The zero-day vulnerability, tracked as CVE-2025-11371 CVSS score: 6.1, is an unauthenticated local file inclusion bug that allows...

Sitecore XP Insecure Deserialization (SC2025-005)

The version of Sitecore XP running on the remote host is affected by an insecure deserialization vulnerability. Sitecore deployments using the sample key provided with deployment instructions for XP 9.0 or earlier and Active Directory 1.4 are potentially vulnerable to an insecure ViewState...

CVE-2025-53690 Sitecore Products ViewState Deserialization Vulnerability

Deserialization of Untrusted Data vulnerability in Sitecore Experience Manager XM, Sitecore Experience Platform XP allows Code Injection.This issue affects Experience Manager XM: through 9.0; Experience Platform XP: through 9.0...

Gold Melody IAB Exploits Exposed ASP.NET Machine Keys for Unauthorized Access to Targets

The Initial Access Broker IAB known as Gold Melody has been attributed to a campaign that exploits leaked ASP.NET machine keys to obtain unauthorized access to organizations and peddle that access to other threat actors. The activity is being tracked by Palo Alto Networks Unit 42 under the monike...

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...