CISA
CISA flags critical Microsoft SCCM flaw as exploited in attacks
CISA ordered U.S. government agencies on Thursday to secure their systems against a critical Microsoft Configuration Manager vulnerability patched in October 2024 and now exploited in attacks. Microsoft Configuration Manager (also known as ConfigMgr and formerly System Center Configuration Manager, or SCCM) is an IT administration tool for managing large groups of Windows servers and […]
CISA warns of SmarterMail RCE flaw used in ransomware attacks
The U.S. Cybersecurity and Infrastructure Security Agency (CISA) is warning that ransomware actors are exploiting CVE-2026-24423, a critical vulnerability in SmarterMail that allows remote code execution without authentication. SmarterMail is a self-hosted, Windows-based email server and collaboration platform from SmarterTools. The product provides SMTP/IMAP/POP mail services along with webmail, calendars, contacts, and basic groupware functionality. It is commonly […]
CISA orders federal agencies to replace end-of-life edge devices
The U.S. Cybersecurity and Infrastructure Security Agency (CISA) has issued a new binding operational directive requiring federal agencies to identify and remove network edge devices that no longer receive security updates from manufacturers. It also warned that end-of-life edge devices (including routers, firewalls, and network switches) leave federal systems vulnerable to newly discovered exploits and expose […]
CISA: VMware ESXi flaw now exploited in ransomware attacks
CISA confirmed on Wednesday that ransomware gangs have begun exploiting a high-severity VMware ESXi sandbox escape vulnerability that was used in zero-day attacks since at least February 2024. Broadcom patched this ESXi arbitrary-write vulnerability (tracked as CVE-2025-22225) almost one year ago, in March 2025, alongside a memory leak (CVE-2025-22226) and a TOCTOU flaw (CVE-2025-22224), and tagged them all […]
CISA warns of five-year-old GitLab flaw exploited in attacks
The U.S. Cybersecurity and Infrastructure Security Agency (CISA) ordered government agencies to patch their systems against a five-year-old GitLab vulnerability that is actively being exploited in attacks. GitLab patched this server-side request forgery (SSRF) flaw (tracked as CVE-2021-39935) in December 2021, saying it could allow unauthenticated attackers with no privileges to access the CI Lint API, which is […]
CISA flags critical SolarWinds RCE flaw as exploited in attacks
CISA has flagged a critical SolarWinds Web Help Desk vulnerability as actively exploited in attacks and ordered federal agencies to patch their systems within three days. Tracked as CVE-2025-40551, this security flaw stems from an untrusted data deserialization weakness discovered and reported by Horizon3.ai security researcher Jimi Sebree, which can allow unauthenticated attackers to gain remote command […]
CISA confirms active exploitation of four enterprise software bugs
The Cybersecurity and Infrastructure Security Agency (CISA) in the U.S. warned of active exploitation of four vulnerabilities impacting enterprise software from Versa and Zimbra, the Vite frontend tooling framework, and the Prettier code formatter. The security issues have been added to CISA’s KEV (Known Exploited Vulnerabilities) catalog, indicating that the agency has evidence that hackers are exploiting them in the […]
CISA orders feds to patch Gogs RCE flaw exploited in zero-day attacks
The U.S. Cybersecurity and Infrastructure Security Agency (CISA) has ordered government agencies to secure their systems against a high-severity Gogs vulnerability that was exploited in zero-day attacks. Designed as an alternative to GitLab or GitHub Enterprise and written in Go, Gogs is often exposed online for remote collaboration. Tracked as CVE-2025-8110, this remote code execution (RCE) […]
CISA retires 10 emergency cyber orders in rare bulk closure
The U.S. Cybersecurity and Infrastructure Security Agency (CISA) has retired 10 Emergency Directives issued between 2019 and 2024, saying that the required actions have been completed or are now covered by Binding Operational Directive 22-01. CISA said this is the largest number of Emergency Directives it has closed at one time. “By statute, CISA issues […]
CISA tags max severity HPE OneView flaw as actively exploited
The U.S. Cybersecurity and Infrastructure Security Agency (CISA) has flagged a maximum-severity HPE OneView vulnerability as actively exploited in attacks. HPE’s OneView infrastructure management software helps IT admins automate the management of storage, servers, and networking devices from a centralized interface. Tracked as CVE-2025-37164, this critical security flaw was reported by Vietnamese security researcher Nguyen Quoc […]