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Fencer Intel
critical 9.8

CVE-2022-21186 in the critical feed json

Arbitrary Command Injection

published 4y ago modified 4mo ago also GHSA-m2fc-9h5m-29cm , EUVD-2022-6583

cvss
9.8
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
26.1%
EPSS 26.1% chance of exploitation in 30 days, percentile 97%
public exploits
0
none known

Summary

The package @acrontum/filesystem-template before 0.0.2 are vulnerable to Arbitrary Command Injection due to the fetchRepo API missing sanitization of the href field of external input.

Patch / fix

  • npm @acrontum/filesystem-template 0.0.2
  • n/a @acrontum/filesystem-template 0.0.2

Is CVE-2022-21186 in your dependencies? Fencer shows which of your repositories are affected as soon as an advisory lands, and opens the fix as a pull request.

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Exploit prediction

26.07% chance of exploitation in the next 30 days, higher than 97% of all scored CVEs (FIRST EPSS, 2026-11-09).

Exploits and checks

  • security.snyk.io https://security.snyk.io/vuln/SNYK-JS-ACRONTUMFILESYSTEMTEMPLATE-2419071 referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
CNA 3.1 9.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:P
CNA 3.1 9.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
NVD 3.1 9.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
GitHub 3.1 9.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected packages

ecosystem package affected fixed in
npm @acrontum/filesystem-template
<0.0.2
0.0.2

Affected products

  • n/a @acrontum/filesystem-template

Classification

Weakness
  • CWE-77 Improper Neutralization of Special Elements used in a Command

References

Sources

Fencer Intel 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.