A recently patched local privilege escalation vulnerability in the Linux kernel's rxgk module now has a proof-of-concept exploit that allows attackers to gain root access on some Linux systems. [...]

A new analysis of the Lua-based fast16 malware has confirmed that it was a cyber sabotage tool designed to tamper with nuclear weapons testing simulations. According to Broadcom-owned Symantec and Carbon Black teams, the pre-Stuxnet tool was engineered to corrupt uranium-compression simulations that are central to nuclear weapon design. "Fast16's hook engine is selectively interested in

The Pwn2Own Berlin 2026 hacking contest has concluded, with security researchers collecting $1,298,250 in rewards after exploiting 47 zero-day flaws. [...]

Chaotic Eclipse, the security researcher behind the recently disclosed Windows flaws, YellowKey and GreenPlasma, has released a proof-of-concept (PoC) for a Windows privilege escalation zero-day flaw that grants attackers SYSTEM privileges on fully patched Windows systems. Codenamed MiniPlasma, the vulnerability impacts "cldflt.sys," which refers to the Windows Cloud Files Mini Filter Driver,

Participants demonstrated exploits for Windows, Linux, VMware, Nvidia, and AI products. The post Hackers Earn $1.3 Million at Pwn2Own Berlin 2026  appeared first on SecurityWeek.

South Korea's local elections next month will be a test bed for how effective regulations might be to stymie the flow of deepfakes.

A cybersecurity researcher has released a proof-of-concept exploit for a Windows privilege escalation zero-day dubbed "MiniPlasma" that lets attackers gain SYSTEM privileges on fully patched Windows systems.  [...]

The Tycoon2FA phishing kit now supports device-code phishing attacks and abuses Trustifi click-tracking URLs to hijack Microsoft 365 accounts. [...]

A newly disclosed security flaw impacting NGINX Plus and NGINX Open has come under active exploitation in the wild, days after its public disclosure, according to VulnCheck. The vulnerability, tracked as CVE-2026-42945 (CVSS score: 9.2), is a heap buffer overflow in ngx_http_rewrite_module affecting NGINX versions 0.6.27 through 1.30.0. According to AI-native security company depthfirst, the

Grafana has disclosed that an "unauthorized party" obtained a token that granted them the ability to access the company's GitHub environment and download its codebase. "Our investigation has determined that no customer data or personal information was accessed during this incident, and we have found no evidence of impact to customer systems or operations," Grafana said in a series of

A security researcher claims Microsoft quietly fixed an Azure Backup for AKS vulnerability after rejecting his report, and without issuing a CVE. Microsoft disputes the claim, telling BleepingComputer the behavior was expected and that "no product changes were made," despite the researcher documenting a silent fix. [...]

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 published by Sansec this week. The vulnerability currently does not have an official CVE identifier. It

The Russian hacker group Secret Blizzard has developed its long-running Kazuar backdoor into a modular peer-to-peer (P2P) botnet designed for long-term persistence, stealth, and data collection. [...]

Introduced in 2008, the critical-severity security defect was patched this week in NGINX Plus and NGINX open source. The post PoC Code Published for Critical NGINX Vulnerability appeared first on SecurityWeek.

A critical vulnerability in the Funnel Builder plugin for WordPress is being actively exploited to inject malicious JavaScript snippets into WooCommerce checkout pages. [...]

​During the second day of Pwn2Own Berlin 2026, competitors collected $385,750 in cash awards after exploiting 15 unique zero-day vulnerabilities in multiple products, including Windows 11, Microsoft Exchange, and Red Hat Enterprise Linux for Workstations. [...]

Hackers have injected credential-stealing malware into newly published versions of node-ipc, a popular inter-process communication package, in a new supply chain attack targeting npm. [...]

The Russian state-sponsored hacking group known as Turla has transformed its custom backdoor Kazuar into a modular peer-to-peer (P2P) botnet that's engineered for stealth and persistent access to compromised hosts. Turla, per the U.S. Cybersecurity and Infrastructure Security Agency (CISA), is assessed to be affiliated with Center 16 of Russia's Federal Security Service (FSB)

Two vulnerabilities in the Avada Builder plugin for WordPress, with an estimated one million active installations, allow hackers to read arbitrary files and extract sensitive information from the database. [...]

Other noteworthy stories that might have slipped under the radar: Nvidia cloud gaming data breach, Android 17 security upgrades, FBI warning after ShinyHunters hacks Canvas. The post In Other News: Big Tech vs Canada Encryption Bill, Cisco’s Free AI Security Spec, Audi App Flaws appeared first on SecurityWeek.

Microsoft is updating the Edge web browser to ensure it no longer loads saved passwords into process memory in clear text at startup. [...]

Stolen browser sessions and authentication tokens are becoming more valuable than stolen passwords. Flare explains how the REMUS infostealer evolved around session theft and operational scalability. [...]

Cybersecurity researchers have disclosed a set of four security flaws in OpenClaw that could be chained to achieve data theft, privilege escalation, and persistence. The vulnerabilities, collectively dubbed Claw Chain by Cyera, can permit an attacker to establish a foothold, expose sensitive data, and plant backdoors. A brief description of the flaws is below -

Microsoft is introducing a new Windows Update capability that will allow it to remotely roll back problematic Windows drivers delivered through Windows Update. [...]

Microsoft has shared mitigations for CVE-2026-42897 until a permanent patch can be released for affected Exchange Server versions. The post Microsoft Warns of Exchange Server Zero-Day Exploited in the Wild appeared first on SecurityWeek.

Robert "RSnake" Hansen, Katie Moussouris, Rich Mogull, Richard Stiennon, and Bruce Schneier reflect on how their favorite columns penned for Dark Reading over the past 20 years have stood the test of time.

CISA has added one new vulnerability to its Known Exploited Vulnerabilities (KEV) Catalog, based on evidence of active exploitation. CVE-2026-42897 Microsoft Exchange Server Cross-Site Scripting Vulnerability This type of vulnerability is a frequent attack vector for malicious cyber actors and poses significant risks to the federal enterprise. Binding Operational Directive (BOD) 22-01: Reducing the Significant Risk of Known Exploited Vulnerabilities established the KEV Catalog as a living list

The non-bank lender discovered a ransomware attack nearly one year ago, but only recently completed its investigation. The post American Lending Center Data Breach Affects 123,000 Individuals appeared first on SecurityWeek.

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

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