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Cybersecurity and Infrastructure Security Agency (CISA) is the U.S. Department of Homeland Security agency for reducing cyber and physical risks to critical infrastructure and federal civilian networks. Created by the 2018 CISA Act, it works with government and industry, publishes alerts and guidance, and coordinates assistance during significant incidents. Its direct federal-network role chiefly covers the Federal Civilian Executive Branch, including .gov; private-sector engagement is often voluntary or sector-specific.

Practitioners use CISA advisories and the Known Exploited Vulnerabilities catalog to prioritize patching where exploitation has been observed, and consult applicable directives and incident-response guidance. CISA supports vulnerability reporting and promotes controls such as multifactor authentication, logging, and tested recovery. A CISA alert is an actionable risk signal, not proof every organization is affected; teams should verify product, version, exposure, and obligations.

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Showing 20 most recent headlines of 28 Filtered view

U.S. Cybersecurity and Infrastructure Security Agency (CISA) adds Fortinet FortiSandbox and Microsoft SharePoint flaws to its Known Exploited Vulnerabilities catalog. The U.S. Cybersecurity and Infrastructure Security Agency (CISA) added Fortinet FortiSandbox and Microsoft SharePoint flaws to its Known Exploited Vulnerabilities (KEV) catalog. This week, Microsoft’s July 2026 Patch Tuesday addressed the SharePoint remote code execution bug […]

Security Affairs 18 Jul 2026, 11:49 p.m. America CISA Flaw Fortinet Microsoft Patch Patch Tuesday Remote Code Execution Vulnerability

U.S. Cybersecurity and Infrastructure Security Agency (CISA) adds KNX Association KNX Protocol Connection Authorization Option 1 and Oracle flaws to its Known Exploited Vulnerabilities catalog. The U.S. Cybersecurity and Infrastructure Security Agency (CISA) added SonicWall and Microsoft flaws to its Known Exploited Vulnerabilities (KEV) catalog. The flaws added to the catalog are: The vulnerability CVE-2023-4346 (CVSS […]

Security Affairs 17 Jul 2026, 8:13 p.m. Theme · 6 stories Actively exploited CVE-2023-4346 America CISA CVE Flaw Microsoft Oracle Vulnerability

U.S. Cybersecurity and Infrastructure Security Agency (CISA) adds SonicWall and Microsoft flaws to its Known Exploited Vulnerabilities catalog. The U.S. Cybersecurity and Infrastructure Security Agency (CISA) added SonicWall and Microsoft flaws to its Known Exploited Vulnerabilities (KEV) catalog. The flaws added to the catalog are: This week, SonicWall confirmed the active exploitation of two zero-day vulnerabilities […]

Security Affairs 15 Jul 2026, 10:49 p.m. Theme · 6 stories 0-Day America CISA Flaw Microsoft Vulnerability

U.S. Cybersecurity and Infrastructure Security Agency (CISA) adds a Cisco IOS flaw to its Known Exploited Vulnerabilities catalog. The U.S. Cybersecurity and Infrastructure Security Agency (CISA) added a Cisco IOS flaw, tracked as CVE-2008-4128, to its Known Exploited Vulnerabilities (KEV) catalog. Cisco IOS 12.4 running on Cisco 871 Integrated Services Routers contains multiple CSRF flaws in […]

Security Affairs 14 Jul 2026, 6:05 a.m. Theme · 6 stories Actively exploited CVE-2008-4128 America Apple CISA Cisco CVE Flaw Routers Vulnerability

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. U.S. CISA adds iCagenda and Balbooa Forms flaws to its Known Exploited Vulnerabilities catalog Critical U-Boot […]

Security Affairs 12 Jul 2026, 4:58 p.m. Theme · 7 stories America CISA Email Flaw Vulnerability

U.S. Cybersecurity and Infrastructure Security Agency (CISA) adds iCagenda and Balbooa Forms flaws to its Known Exploited Vulnerabilities catalog. The U.S. Cybersecurity and Infrastructure Security Agency (CISA) added iCagenda and Balbooa Forms flaws to its Known Exploited Vulnerabilities (KEV) catalog. The flaws added to the catalog are: iCagenda is an open-source event management extension for Joomla. […]

Security Affairs 12 Jul 2026, 7:31 a.m. Theme · 5 stories America CISA Flaw Open Source Vulnerability

U.S. Cybersecurity and Infrastructure Security Agency (CISA) adds Adobe ColdFusion, Joomlack Page Builder, Langflow, and JoomShaper SP Page Builder flaws to its Known Exploited Vulnerabilities catalog. The U.S. Cybersecurity and Infrastructure Security Agency (CISA) added [1, 2] Adobe ColdFusion, Joomlack Page Builder, Langflow, and JoomShaper SP Page Builder flaws to its Known Exploited Vulnerabilities (KEV) catalog. […]

Security Affairs 8 Jul 2026, 8:38 p.m. Adobe America CISA Flaw Vulnerability

CISA is using Anthropic’s Mythos AI to scan federal code for vulnerabilities, aiming to find flaws before hackers and foreign intelligence services. Three sources familiar with the matter told Reuters that CISA, the U.S. government’s civilian cyber defense agency, is running Anthropic’s Mythos AI model against federal code repositories to find vulnerabilities before foreign intelligence […]

Security Affairs 8 Jul 2026, 7:24 p.m. Theme · 2 stories America Artificial Intelligence CISA Flaw Government Vulnerability

CISA confirms BlueHammer (CVE-2026-33825) is now used in ransomware attacks to gain SYSTEM privileges through Microsoft Defender. BlueHammer, tracked as CVE-2026-33825, has moved from proof-of-concept noise to real ransomware attacks in the wild, the US CISA confirms. BlueHammer allows attackers to escalate privileges locally in Microsoft Defender. The vulnerability, along with two other zero-days dubbed […]

Security Affairs 1 Jul 2026, 11:26 p.m. Incident · 2 stories Actively exploited CVE-2026-33825 Antivirus CISA CVE Flaw Microsoft PoC Ransomware Vulnerability Warning

U.S. Cybersecurity and Infrastructure Security Agency (CISA) adds a SimpleHelp flaw to its Known Exploited Vulnerabilities catalog. The U.S. Cybersecurity and Infrastructure Security Agency (CISA) added a SimpleHelp flaw, tracked as CVE-2026-48558 (CVSS score v3.1 of 10.0), to its Known Exploited Vulnerabilities (KEV) catalog. CVE-2026-48558 is a critical authentication bypass vulnerability in SimpleHelp versions 5.5.15 and earlier and […]

Security Affairs 1 Jul 2026, 7:47 a.m. Actively exploited CVE-2026-48558 America Authentication Bypass CISA CVE Flaw Vulnerability

FBI warns Russian spies now target Signal Backup Recovery Keys, enabling access to message history and long-term account takeover. The FBI and CISA updated their March 2026 warning about Russian intelligence phishing campaigns, and the new advisory adds a detail that wasn’t in the original: the operators have shifted their primary objective from stealing verification […]

Security Affairs 28 Jun 2026, 4:08 a.m. Incident · 5 stories Backup CISA FBI Phishing Russia Theft Warning

U.S. Cybersecurity and Infrastructure Security Agency (CISA) adds Cisco and PTC Windchill and FlexPLM flaws to its Known Exploited Vulnerabilities catalog. The U.S. Cybersecurity and Infrastructure Security Agency (CISA) added Cisco and PTC Windchill and FlexPLM flaws to its Known Exploited Vulnerabilities (KEV) catalog. The two flaws added to the catalog are: CVE-2026-12569 is a critical remote […]

Security Affairs 26 Jun 2026, 10:35 p.m. Actively exploited CVE-2026-12569 America CISA Cisco CVE Flaw Vulnerability

U.S. Cybersecurity and Infrastructure Security Agency (CISA) adds Splunk Enterprise flaw to its Known Exploited Vulnerabilities catalog. The U.S. Cybersecurity and Infrastructure Security Agency (CISA) added a Splunk Enterprise flaw, tracked as CVE-2026-20253 (CVSS score of 9.8), to its Known Exploited Vulnerabilities (KEV) catalog. The flaw CVE-2026-20253 is an improper authentication vulnerability in the PostgreSQL sidecar service of […]

Security Affairs 19 Jun 2026, 10:34 p.m. Theme · 2 stories Actively exploited CVE-2026-20253 America Authentication CISA CVE Flaw PostgreSQL Vulnerability

U.S. Cybersecurity and Infrastructure Security Agency (CISA) adds Widget Factory Joomla Content Editor (JCE) flaw to its Known Exploited Vulnerabilities catalog. The U.S. Cybersecurity and Infrastructure Security Agency (CISA) added Widget Factory Joomla Content Editor (JCE) flaw, tracked as CVE-2026-48907 (CVSS score of 10.0), to its Known Exploited Vulnerabilities (KEV) catalog. “A vulnerability in the JCE […]

Security Affairs 18 Jun 2026, 3:18 a.m. Theme · 5 stories Actively exploited CVE-2026-48907 America CISA CVE Flaw Vulnerability

U.S. Cybersecurity and Infrastructure Security Agency (CISA) adds Cisco Catalyst and LiteSpeed cPanel plugin flaws to its Known Exploited Vulnerabilities catalog. The U.S. Cybersecurity and Infrastructure Security Agency (CISA) added Cisco Catalyst and LiteSpeed cPanel plugin flaws to its Known Exploited Vulnerabilities (KEV) catalog. The two flaws added to the catalog are: CVE-2026-20262 is an arbitrary […]

Security Affairs 16 Jun 2026, 8:53 p.m. Theme · 3 stories Actively exploited CVE-2026-20262 America CISA Cisco CVE Flaw Vulnerability

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 […]

Security Affairs 13 Jun 2026, 9:19 p.m. Theme · 6 stories Actively exploited CVE-2026-35273 America CISA CVE Flaw Oracle Vulnerability

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 […]

Security Affairs 13 Jun 2026, 6:47 a.m. Actively exploited CVE-2026-10520 America CISA CVE Flaw Vulnerability

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 […]

Security Affairs 10 Jun 2026, 11:14 p.m. Theme · 6 stories America Check Point CISA Cisco Flaw Google Vulnerability

U.S. Cybersecurity and Infrastructure Security Agency (CISA) adds BerriAI LiteLLM and Check Point Security Gateway 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 catalog are: The CVE-2026-42271 […]

Security Affairs 9 Jun 2026, 8:11 p.m. Theme · 6 stories Actively exploited CVE-2026-42271 America Check Point CISA CVE Flaw Vulnerability

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. U.S. CISA adds SolarWinds Serv-U flaw to its Known Exploited Vulnerabilities catalog Report: Anthropic Deploys Engineers […]

Security Affairs 8 Jun 2026, 2:39 a.m. Theme · 7 stories America Artificial Intelligence CISA Email Flaw Report SolarWinds Vulnerability