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Fencer Vulns
low 3.9

CVE-2021-32830 json

Command injection in @diez/generation

published 2021-08-17 5 y ago modified 2026-06-17 4 mo ago also GHSA-8c3f-x5f9-6h62 , EUVD-2021-2015

cvss
3.9
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
1.9%
EPSS 1.9% chance of exploitation in 30 days, percentile 80%
public exploits
0
none known

Summary

The @diez/generation npm package is a client for Diez. The locateFont method of @diez/generation has a command injection vulnerability. Clients of the @diez/generation library are unlikely to be aware of this, so they might unwittingly write code that contains a vulnerability. This issue may lead to remote code execution if a client of the library calls the vulnerable method with untrusted input. All versions of this package are vulnerable as of the writing of this CVE.

Exploit prediction

1.92% chance of exploitation in the next 30 days, higher than 80% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • securitylab.github.com https://securitylab.github.com/advisories/GHSL-2021-061-diez-generation-cmd-injection/ referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
CNA 3.1 3.9 CVSS:3.1/AV:L/AC:H/PR:L/UI:R/S:C/C:L/I:L/A:N
NVD 3.1 7.0 CVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H
NVD 2.0 6.8 AV:N/AC:M/Au:N/C:P/I:P/A:P
GitHub 3.1 3.9 CVSS:3.1/AV:L/AC:H/PR:L/UI:R/S:C/C:L/I:L/A:N

Affected packages

ecosystem package affected fixed in
npm @diez/generation
<=10.6.0
 no fix listed

Affected products

  • diez diez

Classification

Weakness
  • CWE-78 Improper Neutralization of Special Elements used in an OS Command
  • CWE-77 Improper Neutralization of Special Elements used in a 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.