Latest cybersecurity reporting from selected sources.

Also, 23andMe Breach Settlement, GitHub AI Flaw, Ubiquiti Patches Critical BugsThis week, hidden breaches, researchers exposed a GitHub AI agent flaw, an Ubiquiti critical flaw, a ColdFusion flaw, a growing Chinese ORB, U.K. government FortiBleed exposure, 23andMe victims get $46.75 million, 3.8 million affected by Medtronic breach and Cerner's 2025 victim count went up.

Prolific ShinyHunters Extortion Group Made 'Pay or Leak' Threat to VictimHome security giant ADT has suffered a data breach that appears to have exposed personally identifiable information tied to 5.5 million customers. Prolific extortionist group ShinyHunters claimed credit for the attack, saying it stole Salesforce data after socially engineering an ADT employee.

Coupang, the largest retailer in South Korea, announced $1.17 billion (1.685 trillion Won) total compensation for the 33.7 million customers whose information was exposed in the data breach discovered last month. [...]

'Widespread Data Theft Campaign' Compromised Many Drift OAuth Tokens, Warn ExpertsThreat researchers report that "a widespread data theft campaign" traces to attackers stealing OAuth access tokens for applications integrated with Salesloft's AI chatbot Drift, then exfiltrating data. Victims include Salesforce customer Zscaler. Google Workspace instances were also breached.

The LockBit ransomware gang has suffered a data breach after its dark web affiliate panels were defaced and replaced with a message linking to a MySQL database dump. [...]

Education software giant PowerSchool has started notifying individuals in the U.S. and Canada whose personal data was exposed in a late December 2024 cyberattack. [...]

Attorney General Accuses Telecom of Failing to Correctly Notify Millions of VictimsWashington state's attorney general filed a consumer protection lawsuit against T-Mobile over a massive 2021 data breach that exposed personally identifiable information for more than 79 million consumers, alleging in part the telecom failed to correctly notify victims.

Cybersecurity researchers have flagged a "massive" campaign that targets exposed Git configurations to siphon credentials, clone private repositories, and even extract cloud credentials from the source code

Though the company reports that data was exfiltrated in the breach, it has been remained tightlipped regarding the kind of data that was exposed.

PLUS: Cancer patients get ransom notes for Christmas, Delta Dental is the latest MOVEit victim, and critical vulns Infosec in brief MongoDB on Saturday issued an alert warning of "a security incident involving unauthorized access to certain MongoDB corporate systems, which includes exposure of customer account metadata and contact information."…

Taiwanese networking equipment manufacturer D-Link has confirmed a data breach that led to the exposure of what it said is "low-sensitivity and semi-public information." "The data was confirmed not from the cloud but likely originated from an old D-View 6 system, which reached its end of life as early as 2015," the company said

Subscribers have questions – like 'When were you going to tell us?' Australian telecommunications company Optus has fallen victim to a significant cyberattack and data breach.…