Most Remediation Programs Never Confirm the Fix Actually Worked
Security teams have never had better visibility into their environments and never been worse at confirming what they fix stays fixed. Mandiant's M-Trends 2026 report puts the mean time to exploit at an estimated negative seven days. The Verizon 2025 DBIR puts median time to remed
Microsoft's MDASH AI System Finds 16 Windows Flaws Fixed in Patch Tuesday
Microsoft has unveiled a new multi-model artificial intelligence (AI)-driven system called MDASH to facilitate vulnerability discovery and remediation at scale, adding that it's being tested by some customers as part of a limited private preview. MDASH, short for multi-model agen
18-Year-Old NGINX Rewrite Module Flaw Enables Unauthenticated RCE
Cybersecurity researchers have disclosed multiple security vulnerabilities impacting NGINX Plus and NGINX Open, including a critical flaw that remained undetected for 18 years. The vulnerability, discovered by depthfirst, is a heap buffer overflow issue impacting ngx_http_rewrite
New Fragnesia Linux Kernel LPE Grants Root Access via Page Cache Corruption
Details have emerged about a new variant of the recent Dirty Frag Linux local privilege escalation (LPE) vulnerability that allows local attackers to gain root access, making it the third such bug to be identified in the kernel within a span of two weeks. Codenamed Fragnesia, the
Windows Zero-Days Expose BitLocker Bypasses And CTFMON Privilege Escalation
An anonymous cybersecurity researcher who disclosed three Microsoft Defender vulnerabilities has returned with two more zero-days involving a BitLocker bypass and a privilege escalation impacting Windows Collaborative Translation Framework (CTFMON). The security defects have been
How AI Hallucinations Are Creating Real Security Risks
AI hallucinations are introducing serious security risks into critical infrastructure decision-making by exploiting human trust through highly confident yet incorrect outputs. When an AI model lacks certainty, it doesn’t have a mechanism to recognize that. Instead, it generates t
ThreatsDay Bulletin: PAN-OS RCE, Mythos cURL Bug, AI Tokenizer Attacks, and 10+ Stories
Everything is still on fire. This week feels dumb in the worst way — bad links, weak checks, fake help desks, shady forum posts, and people turning supply chain attacks into some cursed little game for clout and cash. Half of it feels new. Half of it feels like crap we should hav
Cisco Catalyst SD-WAN Controller Auth Bypass Actively Exploited to Gain Admin Access
Cisco has released updates to address a maximum-severity authentication bypass flaw in Catalyst SD-WAN Controller that it said has been exploited in limited attacks. The vulnerability, tracked as CVE-2026-20182, carries a CVSS score of 10.0. "A vulnerability in the peering authen
CISA Adds Cisco SD-WAN CVE-2026-20182 to KEV After Admin Access Exploits
The U.S.Cybersecurity and Infrastructure Security Agency (CISA) on Thursday added a newly disclosed vulnerability impacting Cisco Catalyst SD-WAN Controller to its Known Exploited Vulnerabilities (KEV) catalog, requiring Federal Civilian Executive Branch (FCEB) agencies to remedi
On-Prem Microsoft Exchange Server CVE-2026-42897 Exploited via Crafted Email
Microsoft has disclosed a new security vulnerability impacting on-premise versions of Exchange Server that it said has come under active exploitation in the wild. The vulnerability, tracked as CVE-2026-42897 (CVSS score: 8.1), has been described as a spoofing bug stemming from a
TanStack Supply Chain Attack Hits Two OpenAI Employee Devices, Forces macOS Updates
OpenAI has disclosed that two of its employee devices in its corporate environment were impacted via the Mini Shai-Hulud supply chain attack on TanStack, but noted that no user data, production systems, or intellectual property were compromised or modified in an unauthorized mann
Funnel Builder Flaw Under Active Exploitation Enables WooCommerce Checkout Skimming
A critical security vulnerability impacting the Funnel Builder plugin for WordPress has come under active exploitation in the wild to inject malicious JavaScript code into WooCommerce checkout pages with the goal of stealing payment data. Details of the activity were