What’s Vulnerable › Vulnerabilities

CVE-2023-42810: systeminformation SSID Command Injection Vulnerability

• Severity: critical (CVSS 9.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 2.2% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2023-09-21 · updated 2026-06-17
• Weakness: CWE-77

Description

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).

Affected products

• sebhildebrandt systeminformation: from 5.0.0 before 5.21.7 — fixed in 5.21.7

How to fix

Upgrade to a fixed version: sebhildebrandt systeminformation 5.21.7. Check the vendor advisory for mitigations.

References

• https://github.com/sebhildebrandt/systeminformation/commit/7972565812ccb2a610a22911c54c3446f4171392
• https://github.com/sebhildebrandt/systeminformation/security/advisories/GHSA-gx6r-qc2v-3p3v
• https://systeminformation.io/security.html
• https://github.com/sebhildebrandt/systeminformation/commit/7972565812ccb2a610a22911c54c3446f4171392
• https://github.com/sebhildebrandt/systeminformation/security/advisories/GHSA-gx6r-qc2v-3p3v
• https://systeminformation.io/security.html

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