{"id":"CVE-2020-26300","aliases":["GHSA-fj59-f6c3-3vw4"],"url":"https://o3.security/vulnerability/CVE-2020-26300","summary":"Command Injection in systeminformation","details":"### Impact\ncommand injection vulnerability\n\n### Patches\nProblem was fixed with a shell string sanitation fix. Please upgrade to version >= 4.26.2\n\n### Workarounds\nIf you cannot upgrade, be sure to check or sanitize service parameter strings that are passed to `is.services()`, `is.inetChecksite()`, `si.inetLatency()`, `si.networkStats()`, `is.services()` and `si.processLoad()`\n\n### References\n_Are there any links users can visit to find out more?_\n\n### For more information\nIf you have any questions or comments about this advisory:\n* Open an issue in [systeminformation](https://github.com/sebhildebrandt/systeminformation)","published":"2021-09-09T01:15:06.930Z","modified":"2026-08-07T15:14:08.257865Z","cvss":{"score":9.8,"severity":"CRITICAL","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"},"epss":null,"cisaKev":null,"exploitsKnown":null,"affectedPackages":[{"ecosystem":"npm","name":"systeminformation","fixedVersion":"4.26.2"}],"fix":{"url":"https://github.com/sebhildebrandt/systeminformation/commit/bad372e654cdd549e7d786acbba0035ded54c607","label":"sebhildebrandt/systeminformation@bad372e"},"references":[{"type":"ADVISORY","url":"https://github.com/sebhildebrandt/systeminformation/security/advisories/GHSA-fj59-f6c3-3vw4"},{"type":"ADVISORY","url":"https://www.npmjs.com/package/systeminformation"},{"type":"FIX","url":"https://github.com/advisories/GHSA-fj59-f6c3-3vw4"},{"type":"FIX","url":"https://github.com/sebhildebrandt/systeminformation/commit/bad372e654cdd549e7d786acbba0035ded54c607"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2020-26300"},{"type":"PACKAGE","url":"https://github.com/sebhildebrandt/systeminformation"}],"provenance":{"sources":["OSV.dev","FIRST.org (EPSS)"],"lastVerified":"2026-08-07T15:14:08.257865Z"}}