Security news.
Latest security news from around the web.
[SecurityWeek]
Signature Healthcare was forced to cancel some services, and pharmacies are unable to fill prescriptions due to the hacker attack. The post Massachusetts Hospital Diverts Ambulances as Cyberattack Causes Disruption appeared first on SecurityWeek .
[SecurityWeek]
Focused on persistence, the botnet does not engage in widespread infection and avoids blacklisted IPs and critical infrastructure entities. The post Evasive Masjesu DDoS Botnet Targets IoT Devices appeared first on SecurityWeek .
[The Hacker News]
The Fragmented State of Modern Enterprise Identity Enterprise IAM is approaching a breaking point. As organizations scale, identity becomes increasingly fragmented across thousands of applications, decentralized teams, machine identities, and autonomous systems. The result is Identity Dark Matter: identity activity that sits outside the visibility of centralized IAM and
[SecurityWeek]
The vulnerability allows hackers to upload arbitrary files to a site’s server and achieve remote code execution. The post Hackers Targeting Ninja Forms Vulnerability That Exposes WordPress Sites to Takeover appeared first on SecurityWeek .
[SecurityWeek]
The APT28 threat group exploited vulnerable TP-Link and MikroTik routers to conduct adversary-in-the-middle (AitM) attacks. The post US Disrupts Russian Espionage Operation Involving Hacked Routers and DNS Hijacking appeared first on SecurityWeek .
[The Hacker News]
Artificial Intelligence (AI) company Anthropic announced a new cybersecurity initiative called Project Glasswing that will use a preview version of its new frontier model, Claude Mythos, to find and address security vulnerabilities. The model will be used by a small set of organizations, including Amazon Web Services, Apple, Broadcom, Cisco, CrowdStrike,&
[The Hacker News]
The North Korea-linked persistent campaign known as Contagious Interview has spread its tentacles by publishing malicious packages targeting the Go, Rust, and PHP ecosystems. "The threat actor's packages were designed to impersonate legitimate developer tooling [...], while quietly functioning as malware loaders, extending Contagious Interview’s established playbook into a coordinated
[BleepingComputer]
Microsoft has pushed a server-side fix for a known issue that broke the Windows Start Menu search feature on some Windows 11 23H2 devices. [...]
[The Hacker News]
Iran-affiliated cyber actors are targeting internet-facing operational technology (OT) devices across critical infrastructures in the U.S., including programmable logic controllers (PLCs), cybersecurity and intelligence agencies warned Tuesday. "These attacks have led to diminished PLC functionality, manipulation of display data and, in some cases, operational disruption and financial
[SecurityWeek]
Federal agencies warn attackers are manipulating PLC and SCADA systems across multiple sectors, triggering operational disruptions and raising concerns over broader OT targeting. The post Iran-Linked Hackers Disrupt US Critical Infrastructure via PLC Attacks appeared first on SecurityWeek .
[BleepingComputer]
A critical vulnerability in the Ninja Forms File Uploads premium add-on for WordPress allows uploading arbitrary files without authentication, which can lead to remote code execution. [...]
[BleepingComputer]
U.S. victims lost nearly $21 billion to cyber-enabled crimes last year, driven primarily by investment scams, business email compromise, tech support fraud, and data breaches, the Federal Bureau of Investigation says. [...]
[BleepingComputer]
Over a dozen companies have suffered data theft attacks after a SaaS integration provider was breached and authentication tokens stolen. [...]
[BleepingComputer]
Iranian-linked hackers are targeting Internet-exposed Rockwell/Allen-Bradley programmable logic controllers (PLCs) on the networks of U.S. critical infrastructure organizations. [...]
[Krebs on Security]
Hackers linked to Russia's military intelligence units are using known flaws in older Internet routers to mass harvest authentication tokens from Microsoft Office users, security experts warned today. The spying campaign allowed state-backed Russian hackers to quietly siphon authentication tokens from users on more than 18,000 networks without deploying any malicious software or code.
[The Hacker News]
The Russia-linked threat actor known as APT28 (aka Forest Blizzard) has been linked to a new campaign that has compromised insecure MikroTik and TP-Link routers and modified their settings to turn them into malicious infrastructure under their control as part of a cyber espionage campaign since at least May 2025. The large-scale exploitation campaign has been codenamed
[CISA Advisories]
View CSAF Summary Successful exploitation of these vulnerabilities could allow a local attacker to disclose SQL Server credentials used by the affected products and use them to disclose, tamper with, or destroy data, or to cause a denial-of-service (DoS) condition on the system. The following versions of Mitsubishi Electric GENESIS64 and ICONICS Suite products are affected: GENESIS64 <=10.97.3 …
[CISA Advisories]
Advisory at a Glance Title Iranian-Affiliated Cyber Actors Exploit Programmable Logic Controllers Across US Critical Infrastructure Original Publication April 7, 2026 Executive Summary Iran-affiliated advanced persistent threat (APT) actors are conducting exploitation activity targeting internet-facing operational technology (OT) devices, including programmable logic controllers (PLCs) manufacture…
[CISA Advisories]
CISA has added one new vulnerability to its Known Exploited Vulnerabilities (KEV) Catalog , based on evidence of active exploitation. CVE-2026-35616 - Fortinet FortiClient EMS Improper Access Control Vulnerability This type of vulnerability is a frequent attack vector for malicious cyber actors and poses significant risks to the federal enterprise. Binding Operational Directive (BOD) 22-01: Reduci…
[Krebs on Security]
An elusive hacker who went by the handle "UNKN" and ran the early Russian ransomware groups GandCrab and REvil now has a name and a face. Authorities in Germany say 31-year-old Russian Daniil Maksimovich Shchukin headed both cybercrime gangs and helped carry out at least 130 acts of computer sabotage and extortion against victims across the country between 2019 and 2021.
[CISA Advisories]
CISA has added one new vulnerability to its Known Exploited Vulnerabilities (KEV) Catalog , based on evidence of active exploitation. CVE-2026-3502 TrueConf Client Download of Code Without Integrity Check Vulnerability This type of vulnerability is a frequent attack vector for malicious cyber actors and poses significant risks to the federal enterpr…
[CISA Advisories]
View CSAF Summary Hitachi Energy is aware of a Jasper Report vulnerability that affects the Ellipse product versions mentioned in this document below. This vulnerability can be exploited to carry out remote code execution (RCE) attack on the product. Please refer to the Recommended Immediate Actions for information about the mitigation/remediation. The following versions of Hitachi Energy Ellipse …
[Krebs on Security]
A financially motivated data theft and extortion group is attempting to inject itself into the Iran war, unleashing a worm that spreads through poorly secured cloud services and wipes data on infected systems that use Iran's time zone or have Farsi set as the default language.
[Krebs on Security]
The U.S. Justice Department joined authorities in Canada and Germany in dismantling the online infrastructure behind four highly disruptive botnets that compromised more than three million hacked Internet of Things (IoT) devices, such as routers and web cameras. The feds say the four botnets -- named Aisuru, Kimwolf, JackSkid and Mossad -- are responsible for a series of recent record-smashing dis…
[Krebs on Security]
A hacktivist group with links to Iran's intelligence agencies is claiming responsibility for a data-wiping attack against Stryker, a global medical technology company based in Michigan. News reports out of Ireland, Stryker's largest hub outside of the United States, said the company sent home more than 5,000 workers there today. Meanwhile, a voicemail message at Stryker's main U.S. headquarters sa…