A ransomware gang exploited the critical React2Shell vulnerability (CVE-2025-55182) to gain initial access to corporate networks and deployed the file-encrypting malware less than a minute later. [...]

Passwords and app-based MFA add hidden costs through lost productivity, frequent resets, and risk of phishing and social engineering attacks. Token explains how wireless biometric, passwordless authentication eliminates credential-based attacks and delivers measurable financial returns by reducing login time across the enterprise. [...]

Microsoft has asked businesses to reach out for advice on how to temporarily mitigate a Message Queuing (MSMQ) issue causing enterprise apps and Internet Information Services (IIS) sites to fail. [...]

A new Android malware-as-a-service (MaaS) named Cellik is being advertised on underground cybercrime forums offering a robust set of capabilities that include the option to embed it in any app available on the Google Play Store. [...]

A new campaign dubbed 'GhostPoster' is hiding JavaScript code in the image logo of malicious Firefox extensions counting more than 50,000 downloads, to monitor browser activity and plant a backdoor. [...]

The Amazon Threat Intelligence team has disrupted active operations attributed to hackers working for the Russian foreign military intelligence agency, the GRU, who targeted customers' cloud infrastructure. [...]

The Texas Attorney General sued five major television manufacturers, accusing them of illegally collecting their users' data by secretly recording what they watch using Automated Content Recognition (ACR) technology. [...]

Hackers are exploiting critical-severity vulnerabilities affecting multiple Fortinet products to get unauthorized access to admin accounts and steal system configuration files. [...]

Petróleos de Venezuela (PDVSA), Venezuela's state-owned oil company, was hit by a cyberattack over the weekend that disrupted its export operations. [...]

Ransomware groups are targeting hypervisors to maximize impact, allowing a single breach to encrypt dozens of virtual machines at once. Drawing on real-world incident data, Huntress explains how attackers exploit visibility gaps at the hypervisor layer and outlines steps orgs can take to harden virtualization infrastructure. [...]

Microsoft announced on Monday that it will soon block mobile devices running outdated email software from accessing Exchange Online services until they're updated. [...]

European law enforcement authorities dismantled a fraud network operating call centers in Ukraine that scammed victims across Europe out of more than 10 million euros. [...]

Audio streaming platform SoundCloud has confirmed that outages and VPN connection issues over the past few days were caused by a security breach in which threat actors stole a database exposing users' email addresses and profile information. [...]

Google is discontinuing its "dark web report" security tool, stating that it wants to focus on other tools it believes are more helpful. [...]

Japanese e-commerce giant Askul Corporation has confirmed that RansomHouse hackers stole around 740,000 customer records in the ransomware attack it suffered in October. [...]

A new malware-as-a-service (MaaS) information stealer named SantaStealer is being advertised on Telegram and hacker forums as operating in memory to avoid file-based detection. [...]

Adult video platform PornHub is being extorted by the ShinyHunters extortion gang after the search and watch history of its Premium members was reportedly stolen in a recent Mixpanel data breach. [...]

Users accessing the SoundCloud audio streaming platform through a virtual private network (VPN) connection are denied access to the service and see a 403 'forbidden' error. [...]

700Credit, a U.S.-based financial services and fintech company, will start notifying more than 5.8 million people that their personal information has been exposed in a data breach incident. [...]