How severe is CVE-2020-26274?

CVE-2020-26274 has a CVSS 3.x base score of 6.4, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is low, integrity low, and availability none.

Is CVE-2020-26274 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (84th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2020-26274?

CVE-2020-26274 affects Systeminformation. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2020-26274?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2020-26274 published?

CVE-2020-26274 was published on 2020-12-16 and last updated on 2026-06-17.

CVE-2020-26274

CVE-2020-26274 is a medium-severity vulnerability in Systeminformation with a CVSS 3.x base score of 6.4. 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-78.

Key facts

Severity: Medium (CVSS 3.x base score 6.4)
CVSS v2: 7.5
EPSS exploit prediction: 3% (84th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-78
Affected product: Systeminformation
Published: 2020-12-16
Last modified: 2026-06-17

Description

In systeminformation (npm package) before version 4.31.1 there is a command injection vulnerability. The problem was fixed in version 4.31.1 with a shell string sanitation fix.

Frequently asked questions

What is CVE-2020-26274?: In systeminformation (npm package) before version 4.31.1 there is a command injection vulnerability. The problem was fixed in version 4.31.1 with a shell string sanitation fix.
How severe is CVE-2020-26274?: CVE-2020-26274 has a CVSS 3.x base score of 6.4, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is low, integrity low, and availability none.
Is CVE-2020-26274 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (84th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2020-26274?: CVE-2020-26274 affects Systeminformation. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2020-26274?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2020-26274 published?: CVE-2020-26274 was published on 2020-12-16 and last updated on 2026-06-17.

References

Affected products (1)

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

More vulnerabilities in Systeminformation

CVE-2023-42810 — Critical (CVSS 9.8): systeminformation is a System Information Library for Node.JS. Versions 5.0.0 through 5.21.6 have a SSID Command…
CVE-2021-21388 — High (CVSS 8.9): systeminformation is an open source system and OS information library for node.js. A command injection vulnerability…
CVE-2026-26318 — High (CVSS 8.8): systeminformation is a System and OS information library for node.js. Versions prior to 5.31.0 are vulnerable to…
CVE-2020-7752 — High (CVSS 8.8): This affects the package systeminformation before 4.27.11. This package is vulnerable to Command Injection. The…
CVE-2026-26280 — High (CVSS 8.4): systeminformation is a System and OS information library for node.js. In versions prior to 5.30.8, a command injection…
CVE-2025-68154 — High (CVSS 8.1): systeminformation is a System and OS information library for node.js. In versions prior to 5.27.14, the `fsSize()`…

All CVEs affecting Systeminformation →

Other CWE-78 (OS Command Injection) vulnerabilities

CVE-2026-56004 — Critical (CVSS 10.0): A shellcode injection in the mercurial handler of the obs tar_scm source service before version 0.12.4 could be used by…
CVE-2026-56415 — Critical (CVSS 10.0): Storage Concentrator (SC & SCVM) contains a command injection vulnerability within the debug.pl script that is…
CVE-2026-56413 — Critical (CVSS 10.0): Storage Concentrator (SC & SCVM) contains a command injection vulnerability in the ms_service.pl service, which listens…
CVE-2026-49869 — Critical (CVSS 10.0): Kestra is an open-source, event-driven orchestration platform. Prior to 1.0.45 and 1.3.21, AuthenticationFilter in…
CVE-2026-49261 — Critical (CVSS 10.0): MariaDB server is a community developed fork of MySQL server. Versions 10.6.1 through 10.6.26, 10.11.1 through…
CVE-2026-10520 — Critical (CVSS 10.0): An OS Command Injection vulnerability in Ivanti Sentry before the R10.5.2, R10.6.2 and R10.7.1 versions allows a…

Browse all CWE-78 (OS Command Injection) vulnerabilities →