CVE-2026-34933 Avahi: Reachable assertion in `transport_flags_from_domain()` via conflicting publish flags crashes avahi-daemon

Avahi is a system which facilitates service discovery on a local network via the mDNS/DNS-SD protocol suite. Prior to version 0.9-rc4, any unprivileged local user can crash avahi-daemon by sending a single D-Bus method call with conflicting publish flags. This issue has been patched in version...

EUVD-2026-18910

Avahi is a system which facilitates service discovery on a local network via the mDNS/DNS-SD protocol suite. Prior to version 0.9-rc4, any unprivileged local user can crash avahi-daemon by sending a single D-Bus method call with conflicting publish flags. This issue has been patched in version...

PT-2026-30270

Name of the Vulnerable Software and Affected Versions Avahi versions prior to 0.9-rc4 Description Avahi, a system for local network service discovery using mDNS/DNS-SD, is susceptible to a denial-of-service condition. An unprivileged local user can terminate the avahi-daemon process by sending a...

HTTPS Fetch, Windows Upload/Execute, Bind TCP Stager (RC4 Stage Encryption, Metasm)

Fetch and execute an x86 payload from an HTTPS server. Uploads an executable and runs it staged. Listen for a connection Module Options msf use payload/cmd/windows/https/x86/upexec/bindtcprc4 msf payloadbindtcprc4 show actions ...actions... msf payloadbindtcprc4 set ACTION msf payloadbindtcprc4...

HTTPS Fetch, Bind TCP Stager (RC4 Stage Encryption, Metasm)

Fetch and execute an x86 payload from an HTTPS server. Listen for a connection Module Options msf use payload/cmd/windows/https/x86/peinject/bindtcprc4 msf payloadbindtcprc4 show actions ...actions... msf payloadbindtcprc4 set ACTION msf payloadbindtcprc4 show options ...show and set options... m...

HTTP Fetch, Windows Upload/Execute, Reverse TCP Stager (RC4 Stage Encryption DNS, Metasm)

Fetch and execute an x86 payload from an HTTP server. Uploads an executable and runs it staged. Connect back to the attacker Module Options msf use payload/cmd/windows/http/x86/upexec/reversetcprc4dns msf payloadreversetcprc4dns show actions ...actions... msf payloadreversetcprc4dns set ACTION ms...

HTTP Fetch, Reverse TCP Stager (RC4 Stage Encryption DNS, Metasm)

Fetch and execute an x86 payload from an HTTP server. Connect back to the attacker Module Options msf use payload/cmd/windows/http/x86/vncinject/reversetcprc4dns msf payloadreversetcprc4dns show actions ...actions... msf payloadreversetcprc4dns set ACTION msf payloadreversetcprc4dns show options...

HTTP Fetch, Windows Command Shell, Reverse TCP Stager (RC4 Stage Encryption DNS, Metasm)

Fetch and execute an x86 payload from an HTTP server. Spawn a piped command shell staged. Connect back to the attacker Module Options msf use payload/cmd/windows/http/x86/shell/reversetcprc4dns msf payloadreversetcprc4dns show actions ...actions... msf payloadreversetcprc4dns set ACTION msf...

HTTP Fetch, Bind TCP Stager (RC4 Stage Encryption, Metasm)

Fetch and execute an x86 payload from an HTTP server. Listen for a connection Module Options msf use payload/cmd/windows/http/x86/patchupdllinject/bindtcprc4 msf payloadbindtcprc4 show actions ...actions... msf payloadbindtcprc4 set ACTION msf payloadbindtcprc4 show options ...show and set...

HTTPS Fetch, Reverse TCP Stager (RC4 Stage Encryption, Metasm)

Fetch and execute an x86 payload from an HTTPS server. Connect back to the attacker Module Options msf use payload/cmd/windows/https/x86/meterpreter/reversetcprc4 msf payloadreversetcprc4 show actions ...actions... msf payloadreversetcprc4 set ACTION msf payloadreversetcprc4 show options ...show...

HTTP Fetch, Windows shellcode stage, Reverse TCP Stager (RC4 Stage Encryption, Metasm)

Fetch and execute an x86 payload from an HTTP server. Custom shellcode stage. Connect back to the attacker Module Options msf use payload/cmd/windows/http/x86/custom/reversetcprc4 msf payloadreversetcprc4 show actions ...actions... msf payloadreversetcprc4 set ACTION msf payloadreversetcprc4 show...

HTTP Fetch, Windows shellcode stage, Reverse TCP Stager (RC4 Stage Encryption DNS, Metasm)

Fetch and execute an x86 payload from an HTTP server. Custom shellcode stage. Connect back to the attacker Module Options msf use payload/cmd/windows/http/x86/custom/reversetcprc4dns msf payloadreversetcprc4dns show actions ...actions... msf payloadreversetcprc4dns set ACTION msf...

Linux RC4 Encrypted Payload Generator

This evasion module packs Linux payloads using RC4 encryption and executes them from memory using memfdcreate for fileless execution. Linux kernel version support: 3.17+ Module Options msf use evasion/linux/x64/rc4packer msf evasionrc4packer show actions ...actions... msf evasionrc4packer set...

Metasploit Wrap-Up 03/06/2026

Encoder exposed! Some of our releases add new ways in; this one adds new ways to stay in. There are, of course, still new RCE toys in the box Tactical RMM via Jinja2 SSTI and an unauthenticated MajorDoMo exploit. Still, the underlying theme is payloads: more control over how they are packaged and...

Linux RC4 Packer with In-Memory Execution

This evasion module packs Linux payloads using RC4 encryption and executes them from memory using memfdcreate for fileless execution. Linux kernel version support: 3.17+ Module Options msf use evasion/linux/aarch64/rc4packer msf evasionrc4packer show actions ...actions... msf evasionrc4packer set...

CVE-2026-27519

Binardat 10G08-0800GSM network switch firmware version V300SP10260209 and prior use RC4 with a hard-coded key embedded in client-side JavaScript. Because the key is static and exposed, an attacker can decrypt protected values and defeat confidentiality protections...

CVE-2026-27519 Binardat 10G08-0800GSM Network Switch Hard-coded RC4 Encryption Key

Binardat 10G08-0800GSM network switch firmware version V300SP10260209 and prior use RC4 with a hard-coded key embedded in client-side JavaScript. Because the key is static and exposed, an attacker can decrypt protected values and defeat confidentiality protections...

CVE-2026-27519

Binardat 10G08-0800GSM network switch firmware up to version V300SP10260209 uses RC4 with a hard-coded key embedded in client-side JavaScript. The static key enables an attacker to decrypt protected values, defeating confidentiality protections. Affected component: firmware (vulnerable RC4 implem...

CVE-2026-2896

A weakness has been identified in funadmin up to 7.1.0-rc4. This affects the function setConfig of the file app/backend/controller/Ajax.php of the component Configuration Handler. Executing a manipulation can lead to improper authorization. The attack can be executed remotely. The exploit has bee...

GHSA-GCXP-XG77-798J funadmin: Deserialization Vulnerability in Backend Endpoint via AuthCloudService getMember Function

A vulnerability was detected in funadmin up to 7.1.0-rc4. This issue affects the function getMember of the file app/common/service/AuthCloudService.php of the component Backend Endpoint. The manipulation of the argument cloudaccount results in deserialization. The attack may be performed from...