Stay informed on the latest CISA updates, guidelines, and alerts critical for robust information security and cyber threat prevention.
Search across headline titles and summaries.
Background for this topic.
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.
Weekly headline count for the current query.
The U.S. Cybersecurity and Infrastructure Security Agency (CISA) has given U.S. government agencies three days to secure their servers against an actively exploited vulnerability (CVE-2026-54420) in the LiteSpeed cPanel user-end plugin. [...]
The Cybersecurity and Infrastructure Security Agency (CISA) is warning that hackers are actively exploiting a critical vulnerability identified as CVE-2026-33017, which affects the Langflow framework for building AI agents. [...]
The Cybersecurity and Infrastructure Security Agency (CISA) has ordered federal agencies to patch a maximum-severity vulnerability, CVE-2026-20131, in Cisco Secure Firewall Management Center (FMC) by Sunday, March 22. [...]
The U.S. Cybersecurity and Infrastructure Security Agency (CISA) has added a VMware Aria Operations vulnerability tracked as CVE-2026-22719 to its Known Exploited Vulnerabilities catalog, flagging the flaw as exploited in attacks. [...]
The U.S. Cybersecurity and Infrastructure Security Agency (CISA) has released new details about RESURGE, a malicious implant used in zero-day attacks exploiting CVE-2025-0282 to breach Ivanti Connect Secure devices. [...]
Hackers are actively exploiting the CVE-2026-1731 vulnerability in the BeyondTrust Remote Support product, the U.S. Cybersecurity and Infrastructure Security Agency (CISA) warns. [...]
The Cybersecurity & Infrastructure Security Agency (CISA) in the U.S. has issued a warning about CVE-2026-24423, an unauthenticated remote code execution (RCE) flaw in SmarterMail that is used in ransomware attacks. [...]
An ASUS Live Update vulnerability tracked as CVE-2025-59374 has been making the rounds in infosec feeds, with some headlines implying recent or ongoing exploitation. A closer look, however, shows the CVE documents a historic supply-chain attack in an End-of-Life (EoL) software product, not a new attack. [...]
An ASUS Live Update vulnerability tracked as CVE-2025-59374 has been making the rounds in infosec feeds, with some headlines implying recent or ongoing exploitation. A closer look, however, shows the CVE documents a historic supply-chain attack in an End-of-Life (EoL) software product, not a new attack. [...]
The U.S. Cybersecurity & Infrastructure Security Agency (CISA) is warning government agencies to patch an Oracle Identity Manager tracked as CVE-2025-61757 that has been exploited in attacks, potentially as a zero-day. [...]
CISA has confirmed that an Oracle E-Business Suite flaw tracked as CVE-2025-61884 is being exploited in attacks, adding it to its Known Exploited Vulnerabilities catalog. [...]
Hackers are actively exploiting a critical vulnerability (CVE-2025-32463) in the sudo package that enables the execution of commands with root-level privileges on Linux operating systems. [...]
The U.S. Cybersecurity & Infrastructure Security Agency has confirmed active exploitation of the CitrixBleed 2 vulnerability (CVE-2025-5777) in Citrix NetScaler ADC and Gateway and is giving federal agencies one day to apply fixes. [...]
The U.S. Cybersecurity and Infrastructure Security Agency (CISA) is warning about hackers actively exploiting a critical vulnerability in Adobe ColdFusion identified as CVE-2023-26360 to gain initial access to government servers. [...]
The U.S. Cybersecurity and Infrastructure Security Agency (CISA) has added to its catalog of known exploited vulnerabilities (KEV) a critical-severity issue tracked as CVE-2023-33246 that affects Apache's RocketMQ distributed messaging and streaming platform. [...]
CISA is warning that a critical Citrix ShareFile secure file transfer vulnerability tracked as CVE-2023-24489 is being targeted by unknown actors and has added the flaw to its catalog of known security flaws exploited in the wild. [...]
Threat actors have breached the network of a U.S. organization in the critical infrastructure sector after exploiting a zero-day RCE vulnerability currently identified as CVE-2023-3519, a critical-severity issue in NetScaler ADC and Gateway that Citrix patched this week. [...]
The U.S. Cybersecurity & Infrastructure Security Agency (CISA) has added CVE-2022-36537 to its "Known Exploited Vulnerabilities Catalog" after threat actors began actively exploiting the remote code execution (RCE) flaw in attacks. [...]
CISA has added a critical Confluence vulnerability tracked as CVE-2022-26138 to its list of bugs abused in the wild, a flaw that can provide remote attackers with hardcoded credentials following successful exploitation. [...]
CISA warned today that threat actors including state-backed hacking groups are still targeting VMware Horizon and Unified Access Gateway (UAG) servers using the Log4Shell (CVE-2021-44228) remote code execution vulnerability. [...]