Threat Actors Target U.S. Critical Infrastructure with LummaC2 Malware

Today, CISA and the Federal Bureau of Investigation released a joint Cybersecurity Advisory, LummaC2 Malware Targeting U.S. Critical Infrastructure Sectors. This advisory details the tactics, techniques, and procedures, and indicators of compromise IOCs linked to threat actors deploying LummaC2...

CISA and Partners Release Cybersecurity Advisory on Medusa Ransomware

Today, CISA—in partnership with the Federal Bureau of Investigation FBI and Multi-State Information Sharing and Analysis Center MS-ISAC—released joint Cybersecurity Advisory, StopRansomware: Medusa Ransomware. This advisory provides tactics, techniques, and procedures TTPs, indicators of compromi...

CISA Releases Two Industrial Control Systems Advisories

CISA released two Industrial Control Systems ICS advisories on March 11, 2025. These advisories provide timely information about current security issues, vulnerabilities, and exploits surrounding ICS. ICSA-25-070-01 Schneider Electric Uni-Telway Driver ICSA-25-070-02 Optigo Networks Visual BACnet...

CISA Adds Two Known Exploited Vulnerabilities to Catalog

CISA has added two new vulnerabilities to its Known Exploited Vulnerabilities Catalog, based on evidence of active exploitation. CVE-2025-24200link is external Apple iOS and iPadOS Incorrect Authorization Vulnerability CVE-2024-41710link is external Mitel SIP Phones Argument Injection Vulnerabili...

Fortinet Releases Security Updates for Multiple Products

Fortinet released security updates to address vulnerabilities in multiple Fortinet products. A cyber threat actor could exploit some of these vulnerabilities to take control of an affected system. CISA encourages users and administrators to review the following and apply necessary updates: Fortin...

CISA Releases New Public Version of CDM Data Model Document

Today, the Cybersecurity and Infrastructure Security Agency CISA released an updated public version of the Continuous Diagnostics and Mitigation CDM Data Model Document. Version 5.0.1 aligns with fiscal year 2023 Federal Information Security Modernization Act FISMA metrics. The CDM Data Model...

CISA Releases Three Industrial Control Systems Advisories

CISA released three Industrial Control Systems ICS advisories on November 7, 2024. These advisories provide timely information about current security issues, vulnerabilities, and exploits surrounding ICS. ICSA-24-312-01 Beckhoff Automation TwinCAT Package Manager ICSA-24-312-02 Delta Electronics...

CISA Releases Four Industrial Control Systems Advisories

CISA released four Industrial Control Systems ICS advisories on October 24, 2024. These advisories provide timely information about current security issues, vulnerabilities, and exploits surrounding ICS. ICSA-24-298-01 VIMESA VHF/FM Transmitter Blue Plus ICSA-24-298-02 iniNet Solutions...

Microsoft Releases October 2024 Security Updates

Microsoft released security updates to address vulnerabilities in multiple products. A cyber threat actor could exploit some of these vulnerabilities to take control of an affected system. CISA encourages users and administrators to review the following and apply necessary updates: Microsoft...

CISA Releases Four Industrial Control Systems Advisories

CISA released four Industrial Control Systems ICS advisory on September 5, 2024. These advisories provide timely information about current security issues, vulnerabilities, and exploits surrounding ICS. ICSA-24-249-01 Hughes Network Systems WL3000 Fusion Software ICSMA-24-249-01 Baxter Connex...

CISA Releases One Industrial Control Systems Advisory

CISA released one Industrial Control Systems ICS advisory on August 6, 2024. These advisories provide timely information about current security issues, vulnerabilities, and exploits surrounding ICS. ICSA-24-219-01 Delta Electronics DIAScreen CISA encourages users and administrators to review the...

CISA Releases Twenty-one Industrial Control Systems Advisories

CISA released twenty-one Industrial Control Systems ICS advisories on July 11, 2024. These advisories provide timely information about current security issues, vulnerabilities, and exploits surrounding ICS. ICSA-24-193-01 Siemens Remote Connect Server ICSA-24-193-02 Siemens RUGGEDCOM APE 1808...

CISA and Partners Release Guidance for Exploring Memory Safety in Critical Open Source Projects

Today, CISA, in partnership with the Federal Bureau of Investigation, Australian Signals Directorate’s Australian Cyber Security Centre, and Canadian Cyber Security Center, released Exploring Memory Safety in Critical Open Source Projects. This guidance was crafted to provide organizations with...

Cisco Releases May 2024 Cisco ASA, FMC, and FTD Software Security Publication

Cisco released a bundled publication for security advisories that address vulnerabilities in Cisco Adaptive Security Appliance ASA, Firepower Management Center FMC, and Firepower Threat Defense FTD software. A cyber threat actor could exploit one of these vulnerabilities to take control of an...

Rockwell Automation Encourages Customers to Assess and Secure Public-Internet-Exposed Assets

Rockwell Automation has released guidance encouraging users to remove connectivity on all Industrial Control Systems ICS devices connected to the public-facing internet to reduce exposure to unauthorized or malicious cyber activity. Users and administrators are encouraged review the following...

CISA Releases Four Industrial Control Systems Advisories

CISA released four Industrial Control Systems ICS advisories on May 14, 2024. These advisories provide timely information about current security issues, vulnerabilities, and exploits surrounding ICS. ICSA-24-135-01 Rockwell Automation FactoryTalk Remote Access ICSA-24-135-02 SUBNET PowerSYSTEM...

CISA Releases Two Industrial Control Systems Advisories

CISA released two Industrial Control Systems ICS advisories on April 4, 2024. These advisories provide timely information about current security issues, vulnerabilities, and exploits surrounding ICS. ICSA-24-095-01 Hitachi Energy Asset Suite 9 ICSA-24-095-02 Schweitzer Engineering Laboratories SE...

Fortinet Releases Security Updates for Multiple Products

Fortinet released security updates to address vulnerabilities in multiple Fortinet products. A cyber threat actor could exploit some of these vulnerabilities to take control of an affected system. CISA encourages users and administrators to review the following advisories and apply necessary...

CISA Releases Resource Guide for University Cybersecurity Clinics

Today, CISA released a Resource Guide for Cybersecurity Clinics to outline ways CISA can partner with and support cybersecurity clinics and their clients. University cybersecurity clinics train students from diverse backgrounds and academic expertise to strengthen the digital defenses of...

CISA and FBI Release Secure by Design Alert Urging Manufacturers to Eliminate Defects in SOHO Routers

Today, CISA and the Federal Bureau of Investigation FBI published guidance on Security Design Improvements for SOHO Device Manufacturers as a part of the new Secure by Design SbD Alert series that focuses on how manufacturers should shift the burden of security away from customers by integrating...

Juniper Networks Releases Security Bulletin for J-Web in Junos OS SRX Series and EX Series

Juniper Networks released a security bulletin to address multiple vulnerabilities for J-Web in Junos OS SRX Series and EX Series. A cyber threat actor could exploit one of these vulnerabilities to take control of an affected system. CISA encourages users and administrators to review the Juniper...

Apple Releases Security Updates for Multiple Products

Apple has released security updates for iOS and iPadOS, macOS, Safari, watchOS, and tvOS. A cyber threat actor could exploit some of these vulnerabilities to take control of an affected system. CISA encourages users and administrators to review the Apple security releaselink is external and apply...

Drupal Releases Security Advisory for Drupal Core

Drupal released a security advisory to address a vulnerability affecting multiple Drupal core versions. A cyber threat actor could exploit this vulnerability to cause a denial-of-service condition. CISA encourages users and administrators to review Drupal security advisory SA-CORE-2024-001link is...

Fortinet Releases Security Updates for FortiOS and FortiProxy

Fortinet has released a security update to address a vulnerability in FortiOS and FortiProxy software. A cyber threat actor could exploit this vulnerability to take control of an affected system. CISA encourages users and administrators to review the FG-IR-23-315 FortiOS & FortiProxy - Improper...

Mozilla Releases Security Updates for Firefox and Thunderbird

Mozilla has released security updates to address vulnerabilities in Firefox and Thunderbird. A cyber threat actor could exploit some of these vulnerabilities to take control of an affected system. CISA encourages users and administrators to review the following advisories and apply the necessary...

Adobe Releases Security Updates for Multiple Products

Adobe has released security updates to address vulnerabilities affecting multiple Adobe products. A cyber threat actor could exploit some of these vulnerabilities to take control of affected system. CISA encourages users and administrators to review the following advisories and apply the necessar...

FBI and CISA Release Advisory on Snatch Ransomware

Today, the Federal Bureau of Investigation FBI and the Cybersecurity and Infrastructure Security Agency CISA released joint Cybersecurity Advisory CSA StopRansomware: Snatch Ransomware, which provides indicators of compromise IOCs and tactics, techniques, and procedures TTPs associated with the...

CISA Releases Continuous Diagnostics and Mitigation Program: Identity, Credential, and Access Management (ICAM) Reference Architecture

Today, CISA released the Continuous Diagnostics and Mitigation Program: Identity, Credential, and Access Management ICAM Reference Architecture to help federal civilian departments and agencies integrate their identity and access management IDAM capabilities into their ICAM architectures. Prior t...

CISA Releases One Industrial Control Systems Advisory

CISA released one Industrial Control Systems ICS advisory on August 1, 2023. This advisory provides timely information about current security issues, vulnerabilities, and exploits surrounding ICS. ICSA-23-213-01 APSystems Altenergy Power Control CISA encourages users and administrators to review...

CISA Releases Two Industrial Control Systems Advisories

CISA released two Industrial Control Systems ICS advisories on June 6, 2023. These advisories provide timely information about current security issues, vulnerabilities, and exploits surrounding ICS. ICSA-23-157-01 Delta Electronics CNCSoft-B DOPSoft ICSA-23-157-02 Mitsubishi Electric MELSEC iQ-R...

CISA Adds One Known Exploited Vulnerability to Catalog

CISA has added one new vulnerability to its Known Exploited Vulnerabilities Catalog, based on evidence of active exploitation. CVE-2023-34362 Progress MOVEit Transfer SQL Injection Vulnerability These types of vulnerabilities are frequent attack vectors for malicious cyber actors and pose...

CISA and Partners Release Cybersecurity Advisory Guidance detailing PRC state-sponsored actors evading detection by “Living off the Land”

Today, CISA joined the National Security Agency NSA, the Federal Bureau of Investigation FBI, and international partners in releasing a joint cybersecurity advisory highlighting recently discovered activities conducted by a People’s Republic of China PRC state-sponsored cyber threat actor. This...

Microsoft Releases May 2023 Security Updates

Microsoft has released updates to address multiple vulnerabilities in Microsoft software. An attacker can exploit some of these vulnerabilities to take control of an affected system. CISA encourages users and administrators to review Microsoft’s May 2023 Security Update Guidelink is external and...

Mozilla Releases Security Advisories for Multiple Products

Mozilla has released security advisories to address vulnerabilities in Thunderbird, Firefox and Firefox ESR. A cyber threat actor could exploit some of these vulnerabilities to take control of an affected system. CISA encourages users and administrators to review the following advisories and appl...

Cisco Releases Security Advisories for Multiple Products

Cisco has released security updates for vulnerabilities affecting Industrial Network Director IND, Modeling Labs, StarOS Software, and BroadbandWorks Network Server. A remote attacker could exploit some of these vulnerabilities to take control of an affected system. CISA encourages users and...

CISA Releases Sixteen Industrial Control Systems Advisories

CISA released sixteen Industrial Control Systems ICS advisories on April 13, 2023. These advisories provide timely information about current security issues, vulnerabilities, and exploits surrounding ICS. ICSMA-23-103-01 B. Braun Battery Pack SP with Wi-Fi ICSA-23-103-01 Siemens Adaptec maxView...

Shifting the Balance of Cybersecurity Risk: Security-by-Design and Default Principles

Shifting the Balance of Cybersecurity Risk: Security-by-Design and Default Principles serves as a cybersecurity roadmap for manufacturers of technology and associated products. With recommendations in this guide, manufacturers are urged to put cybersecurity first, during the design phase of a...

Adobe Releases Security Updates for Multiple Products

Adobe has released security updates to address multiple vulnerabilities in Adobe software. An attacker can exploit these vulnerabilities to take control of an affected system. CISA encourages users and administrators to review the following advisories and apply the necessary updates: Digital...

Apple Releases Security Updates for Multiple Products

Apple has released security updates to address vulnerabilities in macOS Monterey, iOS and iPadOS, and Safari. An attacker could exploit one of these vulnerabilities to take control of an affected device. CISA encourages users and administrators to review the Apple security updates page for the...

Updated Guidance on Play Ransomware

CISA, the Federal Bureau of Investigation FBI, and the Australian Signals Directorate’s Australian Cyber Security Centre ASD’s ACSC have issued an updated advisory on Play ransomware, also known as Playcrypt. This advisory highlights new tactics, techniques, and procedures used by the Play...

CISA Releases Three Industrial Control Systems Advisories

CISA released three Industrial Control Systems ICS advisories on June 3, 2025. These advisories provide timely information about current security issues, vulnerabilities, and exploits surrounding ICS. ICSA-25-153-01 Schneider Electric Wiser Home Automation ICSA-25-153-02 Schneider Electric...

CISA Releases Two Industrial Control Systems Advisories

CISA released two Industrial Control Systems ICS advisories on May 1, 2025. These advisories provide timely information about current security issues, vulnerabilities, and exploits surrounding ICS. ICSA-25-121-01 KUNBUS GmbH Revolution Pi ICSMA-25-121-01 MicroDicom DICOM Viewer CISA encourages...

CISA Releases Nine Industrial Control Systems Advisories

CISA released nine Industrial Control Systems ICS advisories on April 15, 2025. These advisories provide timely information about current security issues, vulnerabilities, and exploits surrounding ICS. ICSA-25-105-01 Siemens Mendix Runtime ICSA-25-105-02 Siemens Industrial Edge Device Kit...

FBI Warns of Data Extortion Scam Targeting Corporate Executives

The Federal Bureau of Investigation FBI Internet Crime Complaint Center IC3 has released an alert warning of a scam involving criminal actors masquerading as the “BianLian Group.” The cyber criminals target corporate executives by sending extortion letters threatening to release victims’ sensitiv...

CISA Partners with ASD’s ACSC, CCCS, NCSC-UK, and Other International and US Organizations to Release Guidance on Edge Devices

CISA—in partnership with international and U.S. organizations—released guidance to help organizations protect their network edge devices and appliances, such as firewalls, routers, virtual private networks VPN gateways, Internet of Things IoT devices, internet-facing servers, and internet-facing...

ASD’s ACSC, CISA, FBI, NSA, and International Partners Release Guidance on Principles of OT Cybersecurity for Critical Infrastructure Organizations

Today, the Australian Signals Directorate’s Australian Cyber Security Centre ASD’s ACSC—in partnership with CISA, U.S. government and international partners—released the guide Principles of Operational Technology Cybersecuritylink is external. This guidance provides critical information on how to...

VMware Releases Security Advisory for VMware Cloud Foundation and vCenter Server

VMware released a security advisory addressing vulnerabilities in the VMware Cloud Foundation and the vCenter Server. A cyber threat actor could exploit one of these vulnerabilities to take control of an affected system. CISA encourages users and administrators to review the following VMware...

CISA and FBI Release Secure by Design Alert on Eliminating Cross-Site Scripting Vulnerabilities

Today, CISA and FBI released a Secure by Design Alert, Eliminating Cross-Site Scripting Vulnerabilities, as a part of our ongoing effort to reduce the prevalence of vulnerability classes at scale. Vulnerabilities like cross-site scripting XSS continue to appear in software, enabling threat actors...

CISA Releases Twenty-Five Industrial Control Systems Advisories

CISA released twenty-five Industrial Control Systems ICS advisories on September 12, 2024. These advisories provide timely information about current security issues, vulnerabilities, and exploits surrounding ICS. ICSA-24-256-01 Siemens SINEMA Remote Connect Server ICSA-24-256-02 Siemens SINUMERIK...

Adobe Releases Security Updates for Multiple Products

Adobe has released security updates to address vulnerabilities in Adobe software. A cyber threat actor could exploit some of these vulnerabilities to take control of an affected system. Users and administrators are encouraged to review the following Adobe Security Bulletins and apply necessary...