Improper Access Controls in SpaceX Starlink Router Gen 3
CVE-2026-19918

5.3MEDIUM

Key Information:

Vendor

Spacex

Status
Starlink Router Gen 3
Vendor
CVE Published:
15 August 2026

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2026-19918?

A vulnerability identified in the SpaceX Starlink Router Gen 3 version 2025.11.14.mr64708.3 affects the 'get_status' function of the gRPC Management Interface. This flaw allows for improper access control manipulations and poses a risk to users within the local network. Since its disclosure, the exploit has been made public, increasing the urgency for users to patch or secure their devices. Notably, the vendor was contacted regarding this issue but did not provide a response, raising concerns about ongoing vulnerability management.

Affected Version(s)

Starlink Router Gen 3 2025.11.14.mr64708.3

Exploit Proof of Concept (PoC)

PoC code is written by security researchers to demonstrate the vulnerability can be exploited. PoC code is also a key component for weaponization which could lead to ransomware.

CVE-2026-19918 - Proof of Concept

References

https://vuldb.com/vuln/390168
vdb-entrytechnical-description
https://vuldb.com/vuln/390168/cti
signaturepermissions-required
https://vuldb.com/cve/CVE-2026-19918
third-party-advisory

CVSS V4

Score:
5.3
Severity:
MEDIUM
Confidentiality:
Low
Integrity:
Low
Availability:
Low
Attack Vector:
Adjacent Network
Attack Complexity:
Low
Attack Required:
None
Privileges Required:
Undefined
User Interaction:
None

Timeline

  • 🟡

    Public PoC available

  • 👾

    Exploit known to exist

  • Vulnerability published

  • Vulnerability Reserved

Credit

0dallen (VulDB User)
VulDB CNA Team
.