Craft CMS Host-Header Poisoning to 1-Click RCE (CVE-2026-55791) Rated CVSS 10.0
CVE-2026-55791 is a CVSS 10.0 flaw in Craft CMS: the /actions/app/resource-js endpoint trusts the Host / X-Forwarded-Host header (default trustedHosts =>…
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CYBERSECURITY
Security research, penetration testing, CVE analysis, PCI-DSS compliance, and defensive programming techniques for web applications.
79 ARTICLES
Microsoft SharePoint Server RCE (CVE-2026-45659) Actively Exploited - CISA Set a July 4 Patch Deadline
CVE-2026-45659 is a deserialization RCE (CVSS 8.8) in on-premises Microsoft SharePoint Server that a low-privileged Site Member can trigger over the network.…
WP-BusinessDirectory Unauthenticated File Deletion (CVE-2026-6070) Can Wipe Your wp-config.php
CVE-2026-6070 is an unauthenticated arbitrary file deletion flaw (CVSS 9.1) in the WP-BusinessDirectory plugin (CMSJunkie) for WordPress 4.0.1 and earlier. A…
Unpatched Argo CD Repo-Server Unauthenticated RCE Can Hand Over Your Whole Kubernetes Cluster
Synacktiv disclosed an unauthenticated RCE chain in Argo CD's repo-server (no CVE yet): its internal gRPC service has no auth, and a crafted GenerateManifest…
Cursor IDE "DuneSlide" Zero-Click RCE (CVE-2026-50548 / CVE-2026-50549): Prompt Injection Owns Developer Machines
Two critical Cursor IDE flaws (CVE-2026-50548 / CVE-2026-50549, CVSS 9.8), named DuneSlide by Cato AI Labs, let attacker-controlled content escape Cursor's…
Windows "BlueHammer" Defender LPE (CVE-2026-33825) Now Exploited by Ransomware Gangs
CISA confirmed on June 30, 2026 that ransomware gangs are actively exploiting CVE-2026-33825 (BlueHammer), a Microsoft Defender privilege-escalation flaw that…
Oracle E-Business Suite Under Active Attack: Unauthenticated Takeover Flaw in Payments Component (CVE-2026-46817)
Oracle E-Business Suite has a CVSS 9.8 unauthenticated takeover flaw in its Payments component (CVE-2026-46817), actively exploited since June 28. ~450…
Adobe ColdFusion APSB26-68: Six CVSS 10.0 Unauthenticated RCE Flaws, Adobe Priority 1 - Patch Now
Adobe Security Bulletin APSB26-68 patches eleven ColdFusion flaws - six at CVSS 10.0, all unauthenticated remote code execution with no user interaction. Adobe…
Apache Tomcat JNDIRealm Auth Bypass (CVE-2026-55957): Valid Username = Session, No Password Needed
CVE-2026-55957 lets an attacker authenticate to Tomcat without a password when JNDIRealm uses a GSSAPI bind - a common Kerberos/Active Directory SSO setup. Any…
Citrix NetScaler CVE-2026-8451: CitrixBleed-Style Pre-Auth Memory Overread via SAML IdP (Six CVEs)
Citrix bulletin CTX696604 patches six NetScaler ADC and Gateway flaws. The headline bug, CVE-2026-8451 (CVSS v4 8.8), is a pre-auth out-of-bounds memory read…
Fluentd CVE-2026-44024 (CVSS 10.0): ${tag} Path Traversal Enables Unauthenticated File Write and RCE
CVE-2026-44024 (CVSS 10.0) is an unauthenticated RCE in Fluentd: a ${tag} placeholder in file-output paths lets an attacker who controls a log tag traverse to…
SimpleHelp (CVE-2026-48558): CVSS 10.0 OIDC Auth Bypass Exploited to Deploy Djinn Stealer - CISA KEV, Patch by July 2
CVE-2026-48558 (CVSS 10.0) is an OIDC token-signature auth bypass in SimpleHelp RMM that hands an unauthenticated attacker a full Technician session, bypassing…