Online maths learning platform Mathspace disclosed over the weekend that attackers stole data from more than 1 million students, staff, and parents after breaching its Metabase internal reporting system. [...]

Cryptocurrency hardware wallet maker Trezor says an August data breach at its shipping and logistics provider, ShipMonk, affects an additional 67,000 U.S. customers. [...]

OpenAI appears to be testing a new "Writing Style" feature for ChatGPT that can learn how you write by looking at examples from your connected apps. [...]

Hackers are exploiting a chain of two recently disclosed vulnerabilities in MikroTik routers to take control of devices with SSH services exposed to the internet. [...]

ConnectWise has shared temporary mitigation measures for a new ScreenConnect Remote Access vulnerability that it plans to patch later this week. [...]

N-able has released an emergency hotfix for a maximum-severity remote code execution (RCE) flaw affecting its N-central remote monitoring and management (RMM) platform. [...]

OpenAI is now rolling out ChatGPT Astra, its most powerful model to date, to those with a $20 Plus subscription, but there's no word on when free users will get access.. [...]

Threat actors have adopted the ASCII smuggling technique in phishing campaigns, using invisible Unicode characters to evade email security filters. [...]

A massive cybercriminal operation is leveraging thousands of compromised small-business websites to deliver ClickFix payloads stored in smart contracts on the BNB Smart Chain (BSC). [...]

OpenAI admits it did not disclose an incident where autonomous AI agents hijacked a German wiki, created 18,000 posts, shared answers, and bypassed restrictions, saying it treated the activity as model "misalignment" rather than a security breach. [...]

Multiple lawsuits have been filed against identity verification company IDScan after hackers allegedly breached the service and offered to sell more than 153 million driver's licenses. [...]

Attackers have begun targeting a critical-severity Citrix NetScaler auth bypass flaw (CVE-2026-19490) in the wild, according to vulnerability intelligence company Previdian. [...]

Microsoft is working to resolve a known issue that causes delays or blocks some users from opening the Microsoft Teams desktop client on Windows systems. [...]

Passkeys eliminate many password-based attacks, but researchers have documented 39 methods for compromising authentication built around them. Token explains how attackers can abuse authentication prompts, synced credentials, enrollment, recovery, and other trust boundaries without breaking FIDO2 cryptography. [...]

An anonymous security researcher who uses the "Nightmare Eclipse" handle released a CrowdStrike Falcon zero-day exploit named "FalconFlank" that lets attackers escalate privileges on up-to-date Windows systems. [...]

Microsoft is working to resolve an ongoing Exchange Online outage that is delaying email sent to and received from external domains. [...]

Google has updated the Chrome browser to address an actively exploited high-severity zero-day flaw in the V8 engine and 11 other vulnerabilities. [...]

France's data protection authority (CNIL) has fined Hôpital privé de la Loire €500,000 ($580,000) for failing to adequately protect patients' and their relatives' data. [...]

Attackers compromised Coder's Cloudflare infrastructure and added unauthorized registry servers that delivered malicious Terraform modules containing credential-stealing code. [...]

Hewlett Packard Enterprise (HPE) has patched a critical vulnerability in the ArubaOS-CX network operating system that could lead to remote code execution. [...]