In TeslaMate before 1.27.2, there is unauthorized access to port 4000 for remote viewing and operation of user data. After accessing the IP address for the TeslaMate instance, an attacker can switch the port to 3000 to enter Grafana for remote operations. At that time, the default username and password can be used to enter the Grafana management console without logging in, a related issue to CVE-2022-23126.
Conclusion & alert: CVE-2023-31634 is rated High Risk (66/100): CVSS Critical severity, with medium exploitation likelihood (EPSS 0.92%). Mandatory action: High exploitation likelihood—assess exposure and prioritize remediation.
Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.
EPSS lead: Daily EPSS estimates relative likelihood of exploitation; percentile ranks this CVE among scored vulnerabilities (higher = more severe relative rank).
| # | Date | Old EPSS score | New EPSS score | Delta (New - Old) |
|---|---|---|---|---|
| 1 | 2026-04-15 | 0.71% | 0.92% | +0.22% |
| 2 | 2026-03-22 | 0.94% | 0.71% | -0.23% |
| 3 | 2025-11-21 | — | 0.94% | — |
Full EPSS history (16 records total)
CVSS metrics for this CVE.
| Base score | Version | Severity | Vector | Exploitability | Impact | Score source |
|---|---|---|---|---|---|---|
| 9.8 | 3.1 | CRITICAL |
|
3.9 | 5.9 | 134c704f-9b21-4f2e-91b3-4a467353bcc0 |
| URL | Tags |
|---|---|
| https://github.com/XC9409/CVE-2023-31634/blob/main/PoC | Third Party Advisory |
| https://github.com/adriankumpf/teslamate/releases/tag/v1.27.2 | Release Notes |