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Fencer Vulns
critical 9.8

CVE-2018-3786 in the critical feed json

Command Injection in egg-scripts

published 2018-08-24 8 y ago modified 2026-06-17 4 mo ago also GHSA-c9j3-wqph-5xx9 , EUVD-2018-0451

cvss
9.8
version 3.1, NVD
cisa kev
Not listed
not in CISA's catalog
epss
12.3%
EPSS 12.3% chance of exploitation in 30 days, percentile 96%
public exploits
0
none known

Summary

A command injection vulnerability in egg-scripts <v2.8.1 allows arbitrary shell command execution through a maliciously crafted command line argument.

Patch / fix

  • npm egg-scripts 2.8.1
  • eggjs egg-scripts 2.8.1

Exploit prediction

12.28% chance of exploitation in the next 30 days, higher than 96% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • hackerone.com https://hackerone.com/reports/388936 referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
NVD 3.1 9.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
NVD 2.0 10.0 AV:N/AC:L/Au:N/C:C/I:C/A:C
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 egg-scripts
<2.8.1
2.8.1

Affected products

  • Egg egg-scripts

Classification

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