What is CVE-2023-42810?

CVE-2023-42810 is a critical-severity vulnerability in Sebhildebrandt Systeminformation, classified under Command Injection. CVSS score: 9.8/10. Published 2023-09-21.

How severe is CVE-2023-42810?

Critical severity. CVSS v3 base score is 9.8 out of 10.

RCE in Sebhildebrandt Systeminformation

CVE-2023-42810

systeminformation is a System Information Library for Node.JS. Versions 5.0.0 through 5.21.6 have a SSID Command Injection Vulnerability. The problem was fixed with a parameter check in version 5.21.7. As a workaround, check or sanitize parameter strings that are passed to `wifiConnections()`, `wifiNetworks()` (string only).

Vulnerability class: Command Injection (OS Command Injection)

Published 2023-09-21 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.022 (82.4th percentile), scored 2026-10-19.

Low probability of exploitation in the next 30 days, but still tracked. 82nd percentile — 82.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.018 · newest: 0.022 · change: +0.004

Affected products

Sebhildebrandt Systeminformation — versions >= 5.0.0, < 5.21.7
Systeminformation

Weakness classification (CWE)

CWE-77 — Command Injection

References

github.com/sebhildebrandt/systeminformation/security/advisories/GHSA-gx6r-qc2v-… (Vendor Advisory)
github.com/sebhildebrandt/systeminformation/commit/7972565812ccb2a610a22911c54c… (Patch)
systeminformation.io/security.html (Vendor Advisory)

Frequently asked questions

What is CVE-2023-42810?: CVE-2023-42810 is a critical-severity vulnerability in Sebhildebrandt Systeminformation, classified under Command Injection. CVSS score: 9.8/10. Published 2023-09-21.
How severe is CVE-2023-42810?: Critical severity. CVSS v3 base score is 9.8 out of 10.