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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 […]

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 […]

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 […]

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 […]

U.S. Cybersecurity and Infrastructure Security Agency (CISA) adds Ivanti Sentry flaw to its Known Exploited Vulnerabilities catalog. The U.S. Cybersecurity and Infrastructure Security Agency (CISA) added Ivanti Sentry flaw, tracked as CVE-2026-10520 (CVSS score of 10.0), to its Known Exploited Vulnerabilities (KEV) catalog. Ivanti Sentry is a secure gateway appliance that sits between an organization’s internal […]

ShinyHunters exploited a critical Oracle PeopleSoft zero-day to breach over 100 organizations, mostly universities, before a patch was available. Mandiant and Google’s Threat Intelligence Group published an analysis of an active ShinyHunters campaign on June 11, one day after Oracle finally issued an advisory for the vulnerability being exploited. The gap matters: the activity ran […]

Attackers are exploiting the critical CVE-2026-10520 flaw in Ivanti Sentry, compromising many internet-exposed gateways shortly after patches were released. Threat actors have started exploiting a maximum-severity OS command injection flaw in Ivanti Sentry, tracked as CVE-2026-10520, that allows remote code execution with root privileges. “An OS Command Injection vulnerability in Ivanti Sentry before the R10.5.2, R10.6.2 and R10.7.1 versions allows a remote […]

Attackers are exploiting the critical CVE-2026-10520 flaw in Ivanti Sentry, compromising many internet-exposed gateways shortly after patches were released. Threat actors have started exploiting a maximum-severity OS command injection flaw in Ivanti Sentry, tracked as CVE-2026-10520, that allows remote code execution with root privileges. “An OS Command Injection vulnerability in Ivanti Sentry before the R10.5.2, R10.6.2 and R10.7.1 versions allows a remote […]

OnyxC2 is a MaaS stealer targeting 210+ apps, using DLL sideloading, encrypted payloads, and remote access features to evade detection. OnyxC2 appeared on a cybercrime forum earlier this year and is sold as a subscription service: $250 per month for the standard build, $500 for the premium tier that includes HVNC, and $6,000 for an […]

OnyxC2 is a MaaS stealer targeting 210+ apps, using DLL sideloading, encrypted payloads, and remote access features to evade detection. OnyxC2 appeared on a cybercrime forum earlier this year and is sold as a subscription service: $250 per month for the standard build, $500 for the premium tier that includes HVNC, and $6,000 for an […]

GreatXML bypasses BitLocker via Defender offline scan artifacts, giving SYSTEM shell in Recovery Mode. No patch exists. Any machine that ran an offline scan is vulnerable. On June 10, security researcher Chaotic Eclipse (aka Nightmare Eclipse) published a new working exploit dubbed GreatXML that bypasses BitLocker and opens a command shell with full SYSTEM privileges […]

Security Affairs 1 month, 1 week ago

Fortinet patched a new critical FortiSandbox flaw

Fortinet patched a critical FortiSandbox vulnerability that could let unauthenticated attackers remotely execute commands via crafted HTTP requests. Fortinet released security updates to address several vulnerabilities affecting FortiSandbox, FortiOS, FortiProxy, and FortiPortal. The most severe issue, tracked as CVE-2026-25089 (CVSS score of 9.8), is an OS command injection flaw in FortiSandbox products. The vulnerability could […]

JDY botnet scans SOHO/IoT devices globally to map services and targets, especially US military networks. Lumen’s Black Lotus Labs reported the resurgence of the JDY botnet, a covert reconnaissance network tied to Chinese state-sponsored hacking groups including Volt Typhoon. The network was first spotted in late 2023 as a cluster inside KV-botnet. The U.S. government […]

Despite a 2025 patch, Russian-linked groups still exploit a WinRAR flaw (CVE-2025-8088) to deploy malware via phishing archives. CVE-2025-8088 is a path traversal flaw in WinRAR that lets an attacker write files outside the extraction directory using NTFS Alternate Data Streams. WinRAR fixed it in version 7.13 in July 2025. Nearly a year later, Trend […]

U.S. Cybersecurity and Infrastructure Security Agency (CISA) adds Cisco Catalyst SD-WAN, Arista Extensible Operating System (EOS), and Google Chromium V8 flaws to its Known Exploited Vulnerabilities catalog. The U.S. Cybersecurity and Infrastructure Security Agency (CISA) added BerriAI LiteLLM and Check Point Security Gateway flaws to its Known Exploited Vulnerabilities (KEV) catalog. The two flaws added to […]

The researcher Chaotic Eclipse released a PoC for the RoguePlanet Microsoft Defender zero-day, which can grant SYSTEM privileges on fully patched Windows systems. Security researcher Chaotic Eclipse, also known as Nightmare-Eclipse, has published a new proof-of-concept exploit for a RoguePlanet Microsoft Defender zero-day. The flaw relies on a race condition that can provide attackers with […]

A study by the University of Toronto shows how artificial intelligence can power autonomous worms capable of tailoring attacks against Windows, Linux and IoT devices. A group of researchers from the University of Toronto has demonstrated how open-source artificial intelligence models can be used to create a new category of computer worms capable of autonomously […]

Security Affairs 1 month, 1 week ago

France’s Government Messaging App Tchap Got Breached

France’s government chat app Tchap was breached after a single account was compromised, exposing messages and data from public channels. Tchap, the encrypted messaging platform developed by the French government for its civil servants and made mandatory last year, was breached on June 7. ANSSI, France’s cybersecurity agency, detected the intrusion. The vector was straightforward: […]

Microsoft Patch Tuesday security updates for June 2026 fix a record 208 CVEs, including one actively exploited zero-day and multiple critical RCE flaws. Microsoft Patch Tuesday security updates for June 2026 mark a record. Microsoft shipped fixes for 208 CVEs across Windows, Office, Azure, Exchange, Hyper-V, Secure Boot, BitLocker, and a range of AI tooling. […]

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