CVE-2020-26245: high-severity vulnerability in sebhildebrandt systeminformation
Prototype Pollution leading to Command Injection in systeminformation
Published · Updated
E-mail alert when it lands in KEV, gets a public PoC or its score goes up.
21Vexday Risk Score
No sign of exploitation. No public exploitation artifact known so far.
ssvc Trackcvss 8.1epss 2.2%
npm package systeminformation before version 4.30.5 is vulnerable to Prototype Pollution leading to Command Injection. The issue was fixed with a rewrite of shell sanitations to avoid prototyper pollution problems. The issue is fixed in version 4.30.5. If you cannot upgrade, be sure to check or sanitize service parameter strings that are passed to si.inetChecksite().
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:L/A:L
Affected products
sebhildebrandt · systeminformationRelated CVEs — sebhildebrandt systeminformation
In the same product, most dangerous first.
CVE-2021-21315HIGHCommand Injection VulnerabilityEPSS 90.7%KEVCVE-2025-68154HIGHCommand Injection in fsSize() on WindowsEPSS 13.0%CVE-2020-26274MEDIUMCommand Injection Vulnerability in systeminformationEPSS 2.7%CVE-2023-42810CRITICALsysteminformation SSID Command Injection VulnerabilityEPSS 2.2%CVE-2026-50289HIGHsysteminformation: OS command injection in networkInterfaces() via interfaces(5) source-directive path on LinuxEPSS 2.2%CVE-2021-21388HIGHCommand Injection Vulnerability in systeminformationEPSS 1.9%