Weekly Advisories

Emergent Threat Intelligence

What's actively being exploited right now, how it works, and exactly what to do about it.

2026-09-10 CISA KEVPatch Tuesday

September 2026 Patch Tuesday Analysis

Microsoft's September 2026 Patch Tuesday is unprecedented in scope and urgency. The release addresses 1,186 vulnerabilities: 118 rated Critical, 913 Important, and 112 Moderate. Wh

2026-09-07 CISA KEV

Your Cloud SSO Is a Skeleton Key to Every Device That Trusts It

Organizations adopt single sign-on for good reasons: centralized credential management, simplified user experience, reduced password sprawl. The implicit assumption is that SSO shi

2026-08-31 CISA KEV

The Gateway You Trust Is the One Attackers Target First

Security teams spend considerable effort hardening endpoints, segmenting networks, and monitoring internal traffic. The assumption: once past the firewall, attackers face layers of

2026-08-24 CISA KEV

When "Authentication Required" Means Nothing at All

Every SharePoint deployment operates on a fundamental security premise: unauthenticated users cannot access internal content, modify data, or interact with protected resources. Net

2026-08-17 CISA KEV

When Your AI Development Tool Trusts Every Request

Organizations adopting low-code AI development platforms are making an implicit bet: that these tools, designed to accelerate prototyping and deployment, include basic security hyg

2026-08-13 CISA KEVPatch Tuesday

August 2026 Patch Tuesday Analysis

Microsoft's August 2026 Patch Tuesday is unprecedented. With 790 total patches, this release shatters previous records, but the volume is not the story. The story is that 421 vulne

2026-08-10 CISA KEV

Your Build Pipeline Is the Crown Jewel Attackers Actually Want

Organizations spend enormous resources protecting endpoints and production servers while their CI/CD infrastructure sits in a privileged position with minimal scrutiny. Build syste

2026-08-03 CISA KEV

The Authentication Key Everyone Already Has

Industrial control systems operate on an implicit trust model: the programming workstation authenticates to the controller, the controller verifies the workstation is legitimate, a

2026-07-11 CISA KEV

Your Contact Form Just Became a Backdoor

Every web form with a file upload field is a potential entry point. This is not a theoretical concern. It is the fundamental design flaw that attackers exploit over and over: the a

2026-06-30 CISA KEV

CVE-2024-21762: Critical Fortinet FortiOS Out-of-Bounds Write Under Active Exploitation by Ransomware Operators

A critical out-of-bounds write vulnerability in Fortinet FortiOS and FortiProxy is being actively exploited in the wild. CVE-2024-21762 allows unauthenticated remote attackers to e

2026-06-22 CISA KEV

Critical Oracle PeopleSoft Authentication Bypass Under Active Exploitation by Ransomware Operators

A critical missing authentication vulnerability in Oracle PeopleSoft Enterprise PeopleTools (CVE-2026-35273) is under active exploitation. The flaw allows unauthenticated remote at

2026-06-20

CVE-2026-41089: Critical Vulnerability Requires Immediate Attention

CVE-2026-41089 is a vulnerability that has been assigned a CVE identifier, but at the time of this writing, detailed technical information, affected product specifics, and exploita

2026-06-20 CISA KEV

CVE-2026-50751: Critical Check Point VPN Authentication Bypass Under Active Exploitation

A critical authentication bypass vulnerability in Check Point Security Gateways is under active exploitation. CVE-2026-50751 affects the Remote Access VPN and Mobile Access feature

2026-06-15 CISA KEV

Microsoft Defender Link Following Vulnerability Enables Local Privilege Escalation — Active Exploitation Confirmed

A local privilege escalation vulnerability in Microsoft Defender's Malware Protection Engine is under active exploitation. CVE-2026-41091 exploits improper symbolic link resolution

2026-06-08 CISA KEV

CVE-2023-23397: Zero-Click Outlook Vulnerability Enables Network Credential Theft Without User Interaction

CVE-2023-23397 is a critical privilege escalation vulnerability in Microsoft Outlook for Windows that allows attackers to steal NTLM authentication hashes without any user interact

2026-06-03 Patch Tuesday

June 2026 Patch Tuesday Analysis

Microsoft's June 2026 Patch Tuesday release contains no security patches. This is an exceptionally rare occurrence; months with zero patches are nearly unheard of in the modern era

2026-06-01 CISA KEV

VMware Aria Operations and Tools Privilege Escalation Now Exploited in the Wild: Root Access from Any Local User

A local privilege escalation vulnerability in VMware Aria Operations and VMware Tools is under active exploitation. CVE-2025-41244 allows any non-administrative user with local acc

2026-05-15 CISA KEV

Linux Kernel algif_aead Privilege Escalation Now Actively Exploited: Patch Immediately

A local privilege escalation vulnerability in the Linux kernel's cryptographic subsystem (algif_aead) is now under active exploitation. CVE-2026-31431 stems from an incorrect resou

2026-05-10

Dirty Frag: Linux Kernel ESP Decryption Flaw Enables Local Privilege Escalation to Root

A critical vulnerability in the Linux kernel's ESP (Encapsulating Security Payload) handling allows local attackers to escalate privileges to root. Tracked as CVE-2026-43284, the f

2026-05-03 CISA KEV

Your Firewall Is Part of Your Attack Surface

Three actively exploited Fortinet CVEs show why firewalls and VPN appliances are high-value targets, not just protective controls. A CVSS score does not tell you whether your perimeter device is already being scanned for exploitation.

2026-05-02 CISA KEV

The Nginx Management Interface Problem: Two Actively Exploited CVEs Enable Full Server Takeover

Two critical vulnerabilities in nginx-ui chain together for complete unauthenticated server takeover. Attackers are not going after nginx — they are going after the management tooling organizations layer on top of it.

2026-05-02

NGINX TLS Session Ticket Key Reuse Allows Client Certificate Authentication Bypass

CVE-2025-23419 is a vulnerability in F5 NGINX that allows attackers to bypass client certificate authentication when TLS session tickets are enabled across multiple virtual servers

2026-05-02 CISA KEV

Dirty COW (CVE-2016-5195): The Linux Kernel Race Condition That Refuses to Die

CVE-2016-5195, widely known as "Dirty COW," is a race condition vulnerability in the Linux kernel's memory subsystem that allows local privilege escalation to root. The flaw exists