How severe is CVE-2023-42810?

CVE-2023-42810 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2023-42810 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (76th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2023-42810?

CVE-2023-42810 affects Systeminformation. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2023-42810?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.

When was CVE-2023-42810 published?

CVE-2023-42810 was published on 2023-09-21 and last updated on 2026-06-17.

CVE-2023-42810

CVE-2023-42810 is a critical-severity vulnerability in Systeminformation with a CVSS 3.x base score of 9.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-77.

Key facts

Severity: Critical (CVSS 3.x base score 9.8)
EPSS exploit prediction: 2% (76th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-77
Affected product: Systeminformation
Published: 2023-09-21
Last modified: 2026-06-17

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).

Frequently asked questions

What is 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).
How severe is CVE-2023-42810?: CVE-2023-42810 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2023-42810 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (76th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-42810?: CVE-2023-42810 affects Systeminformation. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2023-42810?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
When was CVE-2023-42810 published?: CVE-2023-42810 was published on 2023-09-21 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:systeminformation:systeminformation:*:*:*:*:*:node.js:*:*

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