20 Oct, 2026

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 […]

2 mins read

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 […]

2 mins read

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 […]

2 mins read

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 […]

2 mins read

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) […]

2 mins read

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 […]

2 mins read

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 […]

2 mins read

CISA orders feds to patch MongoBleed flaw exploited in attacks

The U.S. Cybersecurity and Infrastructure Security Agency (CISA) ordered government agencies to secure their systems against a high-severity MongoDB flaw that is actively being exploited in attacks. Dubbed MongoBleed and tracked as CVE-2025-14847, this vulnerability was patched on December 19, 2025, and it stems from how MongoDB Server processes network packets using the zlib library for data compression. Successful […]

2 mins read

Not all CISA-linked alerts are urgent: ASUS Live Update CVE-2025-59374

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. The CVE documents a historic supply-chain attack in an End-of-Life (EoL) software product, not a newly emerging threat. Not all CISA KEVs signal urgency Recent coverage of CVE-2025-59374 has framed the […]

4 mins read

CISA orders feds to patch actively exploited Geoserver flaw

CISA has ordered U.S. federal agencies to patch a critical GeoServer vulnerability now actively exploited in XML External Entity (XXE) injection attacks. In such attacks, an XML input containing a reference to an external entity is processed by a weakly configured XML parser, allowing threat actors to launch denial-of-service attacks, access confidential data, or perform […]

2 mins read