Cybersecurity News

The cybersecurity firm believes the data breach was the result of the May 2026 TanStack supply chain attack. The post CrowdSec Confirms Source Code Stolen in Supply Chain Attack appeared first on SecurityWeek.

The hackers changed equipment settings, disabled remote access and alarms, and altered pumping cycles, officials said.  The post Colorado Water Utilities Hit by Cyberattacks Targeting OT Systems appeared first on SecurityWeek.

Attackers could exploit the flaws to cause denial-of-service conditions, disclose memory, or modify memory. The post Organizations Warned of 3 Exploited Linux Kernel Vulnerabilities appeared first on SecurityWeek.

A breach at image-sharing service Gyazo on September 11 affected over 23 million customers

Following a major data breach, Revolut customers are being sent convincing phishing messages

An ongoing npm malware campaign involving the 'indexed-btree' package shows how threat actors bypass supply chain defenses by hiding malicious code in a package's normal runtime behavior rather than in installation scripts. [...]

Researchers escaped OpenAI's Codex sandbox two ways, one running commands on a developer's machine from its most locked-down mode. OpenAI has patched both. [...]

BragJack, a proof-of-concept attack from Forever Security's Gal Weizman, hijacks the AI assistants in Chrome, Edge, Opera Neon, Perplexity Comet, and Claude in Chrome using one malicious extension. The Prompt Forcing technique earned over $20,000 in bounties and two CVEs. [...]

The company has secured over $7 million in contracts with US government agencies, including the US Space Force, the US Navy, and DARPA. The post TigerByte Cyber Emerges From Stealth With $3 Million in Funding appeared first on SecurityWeek.

A joint law enforcement advisory warns that the North Korean hacking group WaterPlum compromised at least 30,000 devices worldwide from December 2025 through July 2026 and transferred more than $10.7 million in stolen cryptocurrency to North Korea. [...]

The ShinyHunters extortion gang breached the Clop (aka Cl0p) ransomware operation's data leak site, defacing the Tor site and allegedly stealing server data and the private keys for its onion service. [...]

AI actress Tilly Norwood went viral after glitching into Chinese on Piers Morgan Uncensored last night. Her "Talking Tilly" video call service face-scans every caller for an 18+ age check, senses callers' moods during calls, and shuts down permanently on September 27. We tried it and read the fine print. [...]

Ahmed Elbadawy pocketed massive proceeds from his crimes. Prosecutors are seeking the forfeiture of about $17.6 million in virtual currency, luxury vehicles, and a vast collection of jewelry and designer bags. The post Early Scattered Spider member pleads guilty to cybercrime spree appeared first on CyberScoop.

The bug, since patched, gave attackers remote code execution privileges and access to user accounts and production environments, including Meta’s core product suite and an OpenAI software repository. The post Researchers use AI to find widespread software decoder flaw  appeared first on CyberScoop.

The Gyazo image-sharing platform has confirmed it suffered a data breach after hackers exploited a server vulnerability that allowed them to steal 23.6 million user records. [...]

The U.S., Japan, Germany and Australia said WaterPlum operators pose as prospective employers and have infected more than 30,000 devices worldwide. The post International security agencies warn about North Korean hackers exploiting job seekers to steal crypto, data appeared first on CyberScoop.

 An ongoing malware campaign uses SEO-optimized GitHub repositories to impersonate well-known software firms to push a previously undocumented information stealer called Rapuncel. [...]

Noteworthy stories that might have slipped under the radar: Mandiant's 2026 AI risk report, PhantomRaven malware used by bug bounty hunter, WordPress plugin bug exploited. The post In Other News: Ransomware Developer Sentenced, Plugin4Shell AI Attack, Critical SAP Flaw appeared first on SecurityWeek.

Microsoft 365 makes sharing files easy, but access can remain long after its original purpose has ended, leaving organizations with little visibility into who can still reach sensitive data. tenfold Software explains how centralized access governance and owner-driven reviews can help identify and remove unnecessary access. [...]

Microsoft Teams will soon let administrators tweak the list of file extensions commonly associated with security threats to meet their company's security requirements. [...]

Huntress researchers highlighted a new ransomware variant, named Settra, and the post-compromise techniques used in two recent attacks

Fast-growing companies face countless recommendations for securing Google Workspace, but not every control provides the same value. This webinar examines real-world breaches to explore which security controls matter most, which may be overrated, and where lean security teams should focus their resources. [...]

Hacktron researchers earned a bug bounty after demonstrating access to OpenAI employee accounts.  The post AI-Built Exploit and Sign-In Flaw Opened Path to Internal OpenAI Code appeared first on SecurityWeek.

Microsoft has resolved a known issue that causes incorrect alerts warning that Defender Antivirus was turned off after installing recent updates. [...]

Gyazo maker Helpfeel said the attacker exploited a vulnerability in its image upload server to gain unauthorized access. The post 23 Million User Records Compromised in Gyazo Data Breach  appeared first on SecurityWeek.

Microsoft fixed vulnerabilities across Azure and AI-branded products, with privilege escalation flaws accounting for the majority. The post Microsoft Patches 18 Vulnerabilities in AI, Cloud Products appeared first on SecurityWeek.

Active since at least 2022, NightmareStresser was one of the longest-running DDoS-for-hire services in the world. The post NightmareStresser DDoS Service Disrupted in International Operation appeared first on SecurityWeek.

The US cybersecurity agency is moving to a new vulnerability coordination platform called VINCE-NT

Hackers used a compromised API key to deploy a Cloudflare worker that injected malicious scripts. The post Brevo Supply Chain Attack Injects Malware Into 100,000 Websites appeared first on SecurityWeek.

Check Point Software has released security updates to address a critical vulnerability that can let attackers execute code with root privileges on management systems. [...]