Latest cybersecurity reporting from selected sources.

The Gentlemen ransomware used infostealer credentials, AI tools, and affiliates to hit 483 victims across 66 countries in under a year. The Gentlemen surfaced as a ransomware operation in September 2025 and by June 13, 2026 had listed 483 victims on their dark-web leak site, 380 of them in 2026 alone. That makes them the […]

Cybersecurity researchers have disclosed details of fraudulent activity targeting users across the Middle East and North Africa by employing various fraudulent Facebook accounts impersonating politicians, public figures, and trusted organizations

Palo Alto Networks has revealed that it has observed "active exploitation" of a recently disclosed PAN-OS vulnerability by an unknown threat actor to obtain unauthorized access to GlobalProtect portals

In a coordinated effort, the FBI, working with Google and Black Lotus Labs, has dismantled a massive Chinese phishing-as-a-service operation called Outsider Enterprise with thousands of phishing websites used to steal credit card data and passwords. [...]

Security Affairs Malware newsletter includes a collection of the best articles and research on malware in the international landscape Malware Newsletter IronWorm: Shai-Hulud’s rustier cousin Trojanized ai-sdk-ollama Delivers Miasma, a Self-Replicating npm Worm via binding.gyp  Inside the Cross-Platform Propagation of a New Gafgyt Variant C0XMO  Using AI Agents to Analyze Malware on REMnux   The Miasma […]

A new round of the weekly Security Affairs newsletter has arrived! Every week, the best security articles from Security Affairs are free in your email box. Enjoy a new round of the weekly SecurityAffairs newsletter, including the international press. Washington Pulled the Plug on Anthropic ‘s Fable 5 and Mythos 5 models. The Rest of […]

From Java tests to Shai-Hulud, bots keep proving they'll swallow anything you feed them

Ukrainian national Oleksii Lytvynenko pleaded guilty in the U.S. for his role in Conti ransomware attacks targeting victims worldwide. Oleksii Oleksiyovych Lytvynenko (44), a Ukrainian national extradited from Ireland to the U.S., has pleaded guilty to conspiracy to commit wire fraud for his involvement in the Conti ransomware operation. Prosecutors said he helped conduct attacks […]

A former  IT employee at an Iowa school district was sentenced to 21 months in prison after conducting a prolonged cyberattack against the former employer that disrupted classroom operations, deleted accounts, and caused tens of thousands of dollars in damages. [...]

The Commerce Department’s expert control decree led to the company shutting off access to Fable 5 and Mythos 5 worldwide, drawing sharp criticism from researchers and industry analysts. The post Anthropic disables new models after government calls them a national security concern appeared first on CyberScoop.

Anthropic disputes restrictions on Mythos 5 and Fable 5, arguing the decision lacks transparency and isn’t based on clear technical evidence. On Friday June 12 at 5:21pm ET, Anthropic received a letter from the US Commerce Department, signed by Commerce Secretary Howard Lutnick and drafted with officials from the Bureau of Industry and Security. The […]

Chinese hackers took control of a target organization's authentication stack and maintained persistence for 10 years, with full visibility into the administrative activity. [...]

Splunk has released security updates to address a critical security flaw in Splunk Enterprise that could be exploited to conduct unauthenticated file operations and even remote code execution

The US government has ordered Anthropic to block all foreign nationals from accessing Fable 5 and Mythos 5, forcing the company to suspend both models worldwide. Anthropic is complying but disputes the basis, calling the cited jailbreak narrow and the capability widely available elsewhere. [...]

U.S. Cybersecurity and Infrastructure Security Agency (CISA) adds Oracle PeopleSoft Enterprise PeopleTools flaw to its Known Exploited Vulnerabilities catalog. The U.S. Cybersecurity and Infrastructure Security Agency (CISA) added Oracle PeopleSoft Enterprise PeopleTools flaw, tracked as CVE-2026-35273 (CVSS score of 9.8), to its Known Exploited Vulnerabilities (KEV) catalog. Oracle PeopleSoft Enterprise PeopleTools is the underlying technology platform […]

Export-Control Order Forces Shutdown of Fable 5, Mythos 5Days after launch, Anthropic pulled Fable 5 and Mythos 5 worldwide after a U.S. export-control order barred access by foreign nationals. The company says officials provided no written evidence of the alleged security risk and said the precedent could disrupt frontier AI deployments.

Anthropic said on Friday it will "abruptly disable" its most advanced artificial intelligence (AI) models, Claude Fable 5 and Mythos 5, for all users after the U.S. government ordered it to suspend access to the models for foreign nationals, whether inside or outside the U.S., citing national security concerns

AI agents can't be trusted, so don't give them dangerous powers

Outsider provided phishing kits and infrastructure for cybercriminals to scam victims with lures claiming they missed packages, had unpaid tolls or parking violations. The post FBI takes down massive China-based cybercrime network that caused $1.9B in losses appeared first on CyberScoop.

Pro-Iran group Handala breached Cal Water via an exposed GPS tool, reaching billing data for 2M customers. 5GB leaked. On June 11, 2026, the Iran-linked threat group Handala posted a claim on its blog that it had compromised California Water Service, known as Cal Water, and published a 5GB proof-of-concept data dump to back it […]