Kyber Ransomware Double Trouble: Windows and ESXi Attacks Explained
2026-04-22T19:23:54Z•f3ae3978f344e4fe6c3a8c942c1b812fe85b1103561cf17832800f4a25142a88
CVE-2026-28501CVE-2026-28517CVE-2026-33032RCEaibulk-exportclickfixdatastore-encryptionexploit-moduleshyper-vkybermcp-server','exposure-managementmetasploitmissing-authenticationnginx-uiphishingransom-infrastructureransomwarerustsocial-engineeringsql-injectiontorvm-terminationvmware-esxiwindows-ransomware
What happened
Rapid7 published several security updates: a detailed analysis of Kyber ransomware showing coordinated dual-platform assaults (VMware ESXi-specific datastore encryption, optional VM termination and management defacement, plus a Rust-written Windows variant that can target Hyper-V) using shared Tor-based ransom infrastructure; a high-severity advisory for Nginx UI (CVE-2026-33032) — an unauthenticated MCP/missing-auth bug with CVSS 9.8 that was patched in March 2026; Metasploit additions including exploit modules for CVE-2026-28501 (AVideo unauthenticated SQLi) and CVE-2026-28517 (openDCIM SQLi
Why it matters
A reviewed impact interpretation has not been published for this record.
Evidence and limitations
- Source ID
- rapid7_blog
- Record identifier
- f3ae3978f344e4fe6c3a8c942c1b812fe85b1103561cf17832800f4a25142a88
- Enrichment time
- 2026-04-22T19:23:54Z
- AI-assisted enrichment
- Yes
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