Apple Releases Security Updates for Safari

Apple has released security updates for Safari to address multiple vulnerabilities. Exploitation of some of these vulnerabilities may allow a remote attacker to take control of the affected system. Available updates include: Safari 8.0.6 for OS X Yosemite v10.10.3 Safari 7.1.6 for OS X Mavericks...

WordPress Releases Security Update

WordPress 4.2 and prior versions contain critical cross-site scripting vulnerabilities. Exploitation of these vulnerabilities could allow a remote attacker to take control of an affected website. Users and administrators are encouraged to review the WordPress Security Release and upgrade to...

Google Releases Security Update for Chrome

Google has released Chrome 42.0.2311.90 for Windows, Mac, and Linux to address multiple vulnerabilities. Exploitation of one of these vulnerabilities may allow a remote attacker to take control of an affected system. US-CERT encourages users and administrators to review the Google Chrome blog ent...

Mozilla Releases Security Updates for Firefox, Firefox ESR, and Thunderbird

The Mozilla Foundation has released security updates to address multiple vulnerabilities in Firefox, Firefox ESR, and Thunderbird. Exploitation of these vulnerabilities may allow a remote attacker to obtain sensitive information or execute arbitrary code on an affected system. Updates available...

Google Releases Security Updates for Chrome

Google has released Chrome 40.0.2214.91 for Windows, Mac, and Linux to address multiple vulnerabilities. Exploitation of these vulnerabilities may allow a remote attacker to cause a denial of service condition or obtain personal information. US-CERT encourages users and administrators to review t...

FTC Releases "Package Delivery" Themed Scam Alert

The Federal Trade Commission FTC has released a Scam Alert addressing a "Package Delivery" themed phishing campaign regarding package delivery notifications from the U.S. Postal Service. Scam operators often use false information linked to reputable organizations to imply the email is legitimate...

IC3 Releases “Tech Support” Themed Scam Alert

The Internet Crime Complaint Center IC3, a partnership between the Federal Bureau of Investigation FBI and the National White Collar Crime Center NW3C to combat Internet crime, has released a Scam Alert advising the public of an ongoing telephone scam in which callers purport to be an employee of...

Adobe Releases Security Update for Reader Mobile

Adobe has released a security update to address a vulnerability in Adobe Reader Mobile 11.1.3 and earlier versions for Android. Exploitation of this vulnerability could allow a remote attacker to execute arbitrary code via a crafted PDF document. US-CERT recommends that users and administrators...

Microsoft Releases April 2014 Security Bulletin

Microsoft has released updates to address vulnerabilities in Microsoft Office, Office Services, Web Apps, Windows and Internet Explorer as part of the Microsoft Security Bulletin Summary for April, 2014. These vulnerabilities could allow remote code executions. US-CERT encourages users and...

Multiple Vulnerabilities in Cisco IPS Software

Cisco has released updates to address three vulnerabilities in the Cisco Intrusion Prevention Software IPS. These vulnerabilities affect multiple versions of Cisco IPS Software on multiple platforms and could allow remote, unauthenticated attackers to cause a Denial of Service condition. US-CERT...

Adobe Releases Security Updates for Adobe Flash Player

Adobe has released security updates for Adobe Flash Player to address multiple vulnerabilities. These updates address vulnerabilities that could cause a crash and potentially allow an attacker to take control of the affected system. Adobe has released updates to the following products: Adobe Flas...

Cisco Releases Security Advisories

Cisco has released three security advisories to address multiple vulnerabilities in several separate products. These vulnerabilities may allow a remote attacker to execute arbitrary code, operate with elevated privilege, or cause a denial-of-service condition. US-CERT encourages users and...

Cisco Releases Security Advisory

Cisco has released a security advisory to address a vulnerability in Cisco Secure Access Control Server ACS versions 4.0 through 4.2.1.15. This vulnerability could allow an unauthenticated, remote attacker to execute arbitrary commands. The vulnerability is only present when Cisco ACS is configur...

Google Releases Google Chrome 27.0.1453.116

Google has released Google Chrome 27.0.1453.116 for all Chrome OS devices to address a vulnerability. This vulnerability could allow a remote attacker to obtain sensitive information. US-CERT encourages users and administrators to review the Google Chrome release blog entry and follow best practi...

Google Releases Google Chrome 25.0.1364.173

Google has released Google Chrome 25.0.1364.173 to address multiple vulnerabilities. These vulnerabilities may allow an attacker to cause a denial-of-service condition or execute arbitrary code. US-CERT encourages users and administrators to review the Google Chrome Release blog entry and update ...

Adobe Releases Security Advisory for Adobe Flash Player

Adobe has released a security advisory for Adobe Flash Player to address multiple vulnerabilities. Exploitation of these vulnerabilities may allow an attacker to cause a denial-of-service condition or take control of the affected system. Adobe has released updates for the following versions: Adob...

Mozilla Releases Multiple Updates

The Mozilla Foundation has released updates for the following products to address multiple vulnerabilities: Firefox 14 Firefox ESR 10.0.6 Thunderbird 14 Thunderbird ESR 10.0.6 SeaMonkey 2.11 These vulnerabilities may allow an attacker to execute arbitrary code, cause a denial-of-service condition...

Google Releases Google Chrome 20.0.1132.57

Google has released Google Chrome 20.0.1132.57 for Linux, Mac, Windows, and Chrome Frame to address multiple vulnerabilities. These vulnerabilities may allow an attacker to execute arbitrary code or cause a denial-of-service condition. US-CERT encourages users and administrators to review the...

Adobe Releases Security Bulletin for Adobe Flash Player

Adobe has released a Security Bulletin for Adobe Flash Player to address vulnerabilities affecting the following software versions: Adobe Flash Player 11.2.202.235 and earlier versions for Windows, Macintosh, and Linux Adobe Flash Player 11.1.115.8 and earlier versions for Android 4.x Adobe Flash...

Unauthorized Microsoft Digital Certificates

Microsoft has released a security advisory to address the revocation of a number of unauthorized digital certificates. Maintaining these certificates within your certificate store may allow an attacker to spoof content, perform a phishing attack, or perform a man-in-the-middle attack. The followi...

Google Releases Google Chrome 19

Google has released Google Chrome 19 for Linux, Mac, Windows, and Chrome Frame to address multiple vulnerabilities. These vulnerabilities may allow an attacker to execute arbitrary code or cause a denial-of-service condition. US-CERT encourages users and administrators to review the Google Chrome...

Google Releases Chrome 15.0.874.121

Google has released Chrome 15.0.874.121 for Linux, Mac, Windows, and Chrome Frame to address a vulnerability. This vulnerability allows an attacker to execute arbitrary code. US-CERT encourages users and administrators to review the Google Chrome Releases blog entry and update to Chrome...

Microsoft Releases Advance Notification for April Security Bulletin

Microsoft has issued a Security Bulletin Advance Notification indicating its April release will contain 17 bulletins. Nine of these bulletins will have the severity rating of critical and will be for Microsoft Windows, Internet Explorer and Office. The remaining bulletins will have the severity...

Adobe Releases Security Advisory for Flash Player, Reader, and Acrobat

Adobe has released a security advisory to alert users of a vulnerability affecting the following products: Adobe Flash Player 10.2.152.33 and earlier versions for Windows, Macintosh, Linux, and Solaris Adobe Flash Player 10.2.154.18 and earlier versions for Google Chrome users Adobe Flash Player...

Google Releases Chrome 8.0.552.237

Google has released Chrome 8.0.552.237 for all platforms to address multiple vulnerabilities. These vulnerabilities may allow an attacker to execute arbitrary code or cause a denial-of-service condition. US-CERT encourages users and administrators to review the Google Chrome Releases blog entry a...

RIM Releases Security Advisory for BlackBerry Enterprise Server

RIM has released a security advisory to address a vulnerability in the PDF distiller of the BlackBerry attachment service for BlackBerry Enterprise Server. This vulnerability may allow an attacker to execute arbitrary code or cause a denial-of-service condition. US-CERT encourages users and...

Potential WikiLeaks Phishing Scams

In the past, US-CERT has received reports of phishing scams and malware campaigns related to topics that are of high-interest to the U.S. Government or news media, such as the WikiLeaks website. Users' systems have been compromised by receiving and accessing phishing emails with subject lines tha...

Mozilla Releases Firefox 3.6.7

The Mozilla Foundation has released Firefox 3.6.7 and Firefox 3.5.11 to address multiple vulnerabilities. These vulnerabilities may allow an attacker to execute arbitrary code, obtain sensitive information, bypass security restrictions, or conduct cross-site scripting attacks. Some of these...

Oracle Releases Critical Patch Update for July 2010

Oracle has released its Critical Patch Update for July 2010 to address 59 vulnerabilities across multiple products. This update contains the following security fixes: 6 for Oracle Database Server 2 for TimesTen In-Memory Database 5 for Oracle Secure Backup 7 for Oracle Fusion Middleware 1 for...

Apple Safari Vulnerability

US-CERT is aware of a vulnerability affecting Apple Safari. By convincing a user to open a specially crafted web page, an attacker may be able to execute arbitrary code. Exploit code for this vulnerability is publicly available. US-CERT encourages users and administrators to disable JavaScript as...

IRS Warns of Online Scams

US-CERT is aware of reports of tax season phishing scams. The U.S. Internal Revenue Service has issued a news release on its website warning consumers about potential scams. These scams are circulating via fraudulent email or other online messages appearing to come from the IRS. They attempt to...

CISA Adds One Known Exploited Vulnerability to Catalog  

CISA has added one new vulnerability to its Known Exploited Vulnerabilities KEV Catalog, based on evidence of active exploitation. CVE-2026-76504link is external Cisco Catalyst SD-WAN Manager Hex Encoding Vulnerability This type of vulnerability is a frequent attack vector for malicious cyber...

CISA Adds Two Known Exploited Vulnerabilities to Catalog

CISA has added two new vulnerabilities to its Known Exploited Vulnerabilities KEV Catalog, based on evidence of active exploitation. CVE-2026-88771link is external Citrix NetScaler Improper Input Validation Vulnerability CVE-2026-88772link is external Citrix NetScaler Improper Restriction of...

CISA Adds Four Known Exploited Vulnerabilities to Catalog

CISA has added four new vulnerabilities to its Known Exploited Vulnerabilities KEV Catalog, based on evidence of active exploitation. CVE-2025-25249link is external Fortinet Multiple Products Heap-based Buffer Overflow Vulnerability CVE-2026-19490link is external Citrix NetScaler Authentication...

CISA Adds Two Known Exploited Vulnerabilities to Catalog

CISA has added two new vulnerabilities to its Known Exploited Vulnerabilities KEV Catalog, based on evidence of active exploitation. CVE-2025-68686link is external Fortinet FortiOS Exposure of Sensitive Information to an Unauthorized Actor Vulnerability CVE-2026-16812link is external Arista...

CISA Releases Two Industrial Control Systems Advisories

CISA released two Industrial Control Systems ICS advisories on October 7, 2025. These advisories provide timely information about current security issues, vulnerabilities, and exploits surrounding ICS. ICSA-25-280-01 Delta Electronics DIAScreen ICSA-25-226-31 Rockwell Automation 1756-EN4TR,...

CISA Releases Two Industrial Control Systems Advisories

CISA released two Industrial Control Systems ICS advisories on October 2, 2025. These advisories provide timely information about current security issues, vulnerabilities, and exploits surrounding ICS. ICSA-25-275-01 Raise3D Pro2 Series 3D Printers ICSA-25-275-02 Hitachi Energy MSM Product CISA...

CISA Releases Eleven Industrial Control Systems Advisories

CISA released eleven Industrial Control Systems ICS advisories on September 11, 2025. These advisories provide timely information about current security issues, vulnerabilities, and exploits surrounding ICS. ICSA-25-254-01 Siemens SIMOTION Tools ICSA-25-254-02 Siemens SIMATIC Virtualization as a...

CISA Releases Four Industrial Control Systems Advisories

CISA released four Industrial Control Systems ICS advisories on August 19, 2025. These advisories provide timely information about current security issues, vulnerabilities, and exploits surrounding ICS. ICSA-25-231-01 Siemens Desigo CC Product Family and SENTRON Powermanager ICSA-25-231-02 Siemen...

CISA Adds One Known Exploited Vulnerability to Catalog

CISA has added one new vulnerability to its Known Exploited Vulnerabilities KEV Catalog, based on evidence of active exploitation. CVE-2025-25257link is external Fortinet FortiWeb SQL Injection Vulnerability These types of vulnerabilities are frequent attack vectors for malicious cyber actors and...

New Guidance Released for Reducing Memory-Related Vulnerabilities

Today, CISA, in partnership with the National Security Agency NSA, released a joint guide on reducing memory-related vulnerabilities in modern software development. Memory safety vulnerabilities pose serious risks to national security and critical infrastructure. Adopting memory safe languages MS...

CISA Releases Twenty-Two Industrial Control Systems Advisories

CISA released twenty-two Industrial Control Systems ICS advisories on May 15, 2025. These advisories provide timely information about current security issues, vulnerabilities, and exploits surrounding ICS. ICSA-25-135-01 Siemens RUGGEDCOM APE1808 Devices ICSA-25-135-02 Siemens INTRALOG WMS...

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-2025-27363link is external FreeType Out-of-Bounds Write Vulnerability These types of vulnerabilities are frequent attack vectors for malicious cyber actors and pose...

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-2024-53197link is external Linux Kernel Out-of-Bounds Access Vulnerability CVE-2024-53150link is external Linux Kernel Out-of-Bounds Read Vulnerability These types ...

NSA, CISA, FBI, and International Partners Release Cybersecurity Advisory on “Fast Flux,” a National Security Threat

Today, CISA—in partnership with the National Security Agency NSA, Federal Bureau of Investigation FBI, Australian Signals Directorate’s Australian Cyber Security Centre ASD’s ACSC, Canadian Centre for Cyber Security CCCS, and New Zealand’s National Cyber Security Centre NCSC-NZ—released joint...

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...

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 and FBI Warn of Malicious Cyber Actors Using Buffer Overflow Vulnerabilities to Compromise Software

CISA and the Federal Bureau of Investigation FBI have released a Secure by Design Alert, Eliminating Buffer Overflow Vulnerabilities, as part of their cooperative Secure by Design Alert series—an ongoing series aimed at advancing industry-wide best practices to eliminate entire classes of...

CISA and Partners Release Call to Action to Close the National Software Understanding Gap

Today, CISA—in partnership with the Defense Advanced Research Projects Agency DARPA, the Office of the Under Secretary of Defense for Research and Engineering OUSD R&E, and the National Security Agency NSA—published Closing the Software Understanding Gap. This report urgently implores the U.S...

CISA Releases the JCDC AI Cybersecurity Collaboration Playbook and Fact Sheet

Today, CISA released the JCDC AI Cybersecurity Collaboration Playbook and Fact Sheet to foster operational collaboration among government, industry, and international partners and strengthen artificial intelligence AI cybersecurity. The playbook provides voluntary information-sharing processes...