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Critical CVE-2026-33032 (MCPwn): Actively Exploited nginx-ui Flaw Enables Full Web Server Takeover in Two HTTP Requests

21 April 2026  |  dark6  |  Vulnerability

CVE-2026-33032 (MCPwn) is a CVSS 9.8 authentication bypass in nginx-ui being actively exploited in the wild. Attackers can seize full control of Nginx web servers in two HTTP...

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Fortinet FortiClientEMS Under Active Attack: Critical CVE-2026-35616 (CVSS 9.1) Added to CISA KEV Catalog

20 April 2026  |  dark6  |  Vulnerability

A critical improper access control vulnerability in Fortinet FortiClientEMS (CVE-2026-35616, CVSS 9.1) is being actively exploited following the publication of a public proof-of-concept. CISA has added the flaw...

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Critical SAP SQL Injection CVE-2026-27681 (CVSS 9.9) Exposes Financial Data in Business Planning and Warehouse Systems

19 April 2026  |  dark6  |  Vulnerability

SAP's April 2026 Patch Day addresses CVE-2026-27681, a near-perfect CVSS 9.9 SQL injection flaw in SAP Business Planning and Consolidation (BPC) and Business Warehouse (BW). A low-privileged user...

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Three Windows Defender Zero-Days Exploited in the Wild: BlueHammer Patched, RedSun and UnDefend Still Unpatched

19 April 2026  |  dark6  |  Vulnerability

A security researcher dropped three Windows Defender zero-day exploits in 13 days — BlueHammer (CVE-2026-33825), RedSun, and UnDefend. All three are now confirmed active in live attacks, with...

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CISA Adds Apache ActiveMQ CVE-2026-34197 to KEV Catalog as Active Exploitation Surges

18 April 2026  |  dark6  |  Vulnerability

CISA has added CVE-2026-34197, a high-severity (CVSS 8.8) deserialization flaw in Apache ActiveMQ Classic, to its Known Exploited Vulnerabilities catalog after active exploitation was detected within 48 hours...

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Microsoft April 2026 Patch Tuesday: Actively Exploited SharePoint Zero-Day Among 167 Fixes

18 April 2026  |  dark6  |  Vulnerability

Microsoft's April 2026 Patch Tuesday patches 167 vulnerabilities including an actively exploited SharePoint Server zero-day (CVE-2026-32201) and a publicly disclosed Windows Defender race condition (CVE-2026-33825). Security teams should...

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CVE-2026-39987: Marimo RCE Zero-Day Exploited Within 10 Hours of Disclosure — 662 Attacks Recorded

17 April 2026  |  dark6  |  Vulnerability

A critical unauthenticated RCE vulnerability in the Marimo Python notebook framework (CVE-2026-39987) was actively exploited just 10 hours after public disclosure. Sysdig recorded 662 exploit events over four...

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Critical Fortinet FortiClient EMS Vulnerability CVE-2026-21643 Actively Exploited — CISA Demands Patch Today

16 April 2026  |  dark6  |  Vulnerability

CISA has added CVE-2026-21643, a critical pre-authentication SQL injection flaw in Fortinet FortiClient EMS (CVSS 9.1), to its Known Exploited Vulnerabilities catalog with a mandatory patching deadline of...

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