In Your Biggest Security Risk Isn’t Malware — It’s What You Already Trust, we made a simple argument: the most dangerous activity inside most organizations no longer looks like an attack. It looks like administration. PowerShell, WMIC, netsh, Certutil, MSBuild — the same trusted utilities your IT team uses every day are also the preferred toolkit of modern threat actors. Bitdefender’s analysis
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 manner.
“Upon identification of the malicious activity, we worked quickly to investigate, contain, and take steps to
“Upon identification of the malicious activity, we worked quickly to investigate, contain, and take steps to
OpenAI Hit by TanStack Supply Chain Attack
Two employee devices were compromised in the attack, and credential material was stolen from OpenAI code repositories.
The post OpenAI Hit by TanStack Supply Chain Attack appeared first on SecurityWeek.
TeamPCP Ups the Game, Releases Shai-Hulud Worm’s Source Code
The hacking group is encouraging miscreants to use the code in supply chain attacks, promising monetary rewards.
The post TeamPCP Ups the Game, Releases Shai-Hulud Worm’s Source Code appeared first on SecurityWeek.
Microsoft warns of Exchange zero-day flaw exploited in attacks
On Thursday, Microsoft shared mitigations for a high-severity Exchange Server vulnerability exploited in attacks that allow threat actors to execute arbitrary code via cross-site scripting (XSS) while targeting Outlook on the web users. […]
Chrome 148 Update Patches Critical Vulnerabilities
The refresh resolves critical-severity use-after-free and other types of bugs in various browser components.
The post Chrome 148 Update Patches Critical Vulnerabilities appeared first on SecurityWeek.
Cisco Patches Another SD-WAN Zero-Day, the Sixth Exploited in 2026
The zero-day, tracked as CVE-2026-20182, has been exploited in targeted attacks by a sophisticated threat actor identified as UAT-8616.
The post Cisco Patches Another SD-WAN Zero-Day, the Sixth Exploited in 2026 appeared first on SecurityWeek.
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 cross-site scripting flaw. An anonymous researcher has been credited with discovering and reporting the issue.
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The vulnerability, tracked as CVE-2026-42897 (CVSS score: 8.1), has been described as a spoofing bug stemming from a cross-site scripting flaw. An anonymous researcher has been credited with discovering and reporting the issue.
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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 remediate the issue by May 17, 2026.
The vulnerability is a critical authentication bypass tracked as CVE-2026-20182. It’s
The vulnerability is a critical authentication bypass tracked as CVE-2026-20182. It’s
TeamPCP hackers advertise Mistral AI code repos for sale
The TeamPCP hacker group is threatening to leak source code from the Mistral AI project unless a buyer is found for the data. […]