Metasploit Wrap-Up 04/03/2026
2026-04-05T07:23:44Z•5e3868361a16c57d55debc2fb1428bb9d2f78c35a99f0d9ace04884e587f2fba
BPFBPFDoorCVE-2026-23767ESC/POS printerEclipse CheEpson printersFreeScoutGrav CMSHKCU\Environment\UserInitMprLogonScriptIABs','RDP','VPN','RDWeb'ICMP C2RCESMB NTLM relayWindows persistenceasset visibilityhttpShellicmpShellinitial access brokerkernel backdoormetasploitmulti/http/os_cmd_execremote code executionstateless C2telecom infrastructurevisibility
What happened
This Rapid7 batch covers multiple security updates and research: Metasploit additions (new HTTP/HTTPS x86/x64 payloads, modules for FreeScout and Grav CMS RCE, a generic multi/http/os_cmd_exec exploit, and a new Windows persistence technique abusing HKCU\Environment\UserInitMprLogonScript). Metasploit also improved SMB NTLM relaying and added auxiliary/exploit modules including an ESC/POS printer command injector (CVE-2026-23767) and an Eclipse Che unauthenticated RCE module. Rapid7 Labs published a whitepaper describing seven new BPFDoor variants (including httpShell and icmpShell)—stealthy B
Why it matters
A reviewed impact interpretation has not been published for this record.
Evidence and limitations
- Source ID
- rapid7_blog
- Record identifier
- 5e3868361a16c57d55debc2fb1428bb9d2f78c35a99f0d9ace04884e587f2fba
- Enrichment time
- 2026-04-05T07:23:44Z
- AI-assisted enrichment
- Yes
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