VulnerabilitiesActively exploited CVEs Critical severity this month Microsoft Cisco Fortinet Ivanti VMware Oracle SAP RCE privilege escalation auth bypass deserialisation Patch Tuesday and vendor patch cycles End of life and unsupported software How CVSS and EPSS scoring work VPN and edge devices firewalls file transfer software hypervisors mail servers identity providers backup software network management Zero days confirmed exploited in the wild Vulnerabilities with no patch available and only vendor mitigations Additions to the known exploited vulnerabilities catalogue this week Prioritising with severity, exploitation status and exposure together Vendor disclosure policies and advisory quality Bug bounty programme changes Deprecated protocols and default credentials Firmware and out of band management exposureThreatsRansomware groups and campaigns Business email compromise Supply chain attacks Phishing and credential theft Info stealers Cloud account compromise OT and ICS attacks Mobile threats Threat actor tracking and naming conventions Initial access brokers and how access is resold Abuse of legitimate administration tools, described defensively SIM swap and telecommunications fraud Distributed denial of service and hacktivist campaigns in the region Cryptocurrency and exchange theft Third party and software as a service compromise Insider risk Deepfake enabled business email compromise Attacks on managed service providers Scam compounds and organised online fraud in Southeast Asia How threat actor names differ between vendorsDefencePatch management Multi-factor authentication and phishing resistance Backup and recovery that survives ransomware Network segmentation Endpoint detection and response Logging and detection engineering Identity and access management Incident response planning Tabletop exercises Security for small organisations with no security team Asset inventory and finding shadow IT Designing a vulnerability management programme Secure configuration baselines SPF DKIM and DMARC DNS filtering and egress control Application allowlisting Secrets management and key rotation Cloud security posture management Third party and vendor risk assessment Security awareness training that measurably works Recovery testing, recovery point and recovery time objectives Log retention and what to keepRegulation & complianceCERT-In directions DPDP Act Cybersecurity Act PDPA Japan and Korea: reporting obligations MLPS PIPL data export rules Indonesia, Philippines, Vietnam: data and cyber laws Breach notification timelines by country Critical infrastructure designations Cross-border data transferIncidentsConfirmed breaches finance health telecom government Post-incident reports and lessons Data leak verification Regulatory penalties issued Recovery timelines Supply chain incident timelines How organisations disclosed and what it cost them Regulatory enforcement and penalties by market Class actions and consumer redress Recovery case studies and what worked What good disclosure looks like Incidents where the initial claim turned out to be falseNewsAdvisories and CERTsIndia: CERT-In advisories and directions Singapore: SingCERT and the Cyber Security Agency Japan: JPCERT/CC and IPA South Korea: KrCERT/CC and KISA Australia: the Australian Cyber Security Centre Hong Kong: HKCERT Taiwan: TWCERT/CC Indonesia: BSSN Malaysia: MyCERT and NACSA Philippines: the Department of Information and Communications Technolo Vietnam: VNCERT United States: CISA advisories and the known exploited vulnerabilities ENISA NCSC UK BSI CERT-Bund Industrial control system advisories Vendor product security incident response teamsVendors and productsWindows Windows Server Exchange SharePoint Entra ID Cisco Fortinet Palo Alto Networks Ivanti Citrix SonicWall Zyxel F5 Virtualisation and infrastructure: Broadcom VMware, Nutanix, Proxmox File transfer and collaboration: Progress MOVEit, Atlassian, GitLab, J Oracle SAP Salesforce integrations Apache projects Linux kernel OpenSSL Kubernetes container runtimes Veeam QNAP Synology Commvault Windows macOS Android iOS Chrome Firefox Edge Identity providers and single sign on How to find out what you actually run

South Korea: KrCERT/CC and KISA

South Korea: KrCERT/CC and KISA - reporting from Zero Day Room.

No articles filed here yet. New reporting appears as it is published.

Zero Day Room covers Cybersecurity.

About · Editorial policy · Privacy · Contact · RSS

© 2026 zerodayroom.com. Independent publication. All articles are written from reported sources, which are linked on every page.