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Fencer Vulns
high 8.8

CVE-2020-7752 json

Command Injection

published 2020-10-26 6 y ago modified 2026-07-08 4 mo ago also GHSA-94xh-2fmc-xf5j , EUVD-2020-1423

cvss
8.8
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
6.7%
EPSS 6.7% chance of exploitation in 30 days, percentile 94%
public exploits
0
none known

Summary

This affects the package systeminformation before 4.27.11. This package is vulnerable to Command Injection. The attacker can concatenate curl's parameters to overwrite Javascript files and then execute any OS commands.

Patch / fix

  • npm systeminformation 4.27.11
  • n/a systeminformation 4.27.11

Exploit prediction

6.75% chance of exploitation in the next 30 days, higher than 94% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • snyk.io https://snyk.io/vuln/SNYK-JS-SYSTEMINFORMATION-1021909 referenced PoC, tagged "exploit" by a source, unverified
  • github.com https://github.com/sebhildebrandt/systeminformation/blob/master/lib/internet.js referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
CNA 3.1 8.8 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:P
CNA 3.1 8.8 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
NVD 2.0 6.5 AV:N/AC:L/Au:S/C:P/I:P/A:P
GitHub 3.1 8.8 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Affected packages

ecosystem package affected fixed in
npm systeminformation
<4.27.11
4.27.11

Affected products

  • n/a systeminformation

Classification

Weakness
  • CWE-78 Improper Neutralization of Special Elements used in an OS Command

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.