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Fencer Intel
high 8.1

CVE-2021-23412 json

Command Injection

published 5y ago modified 4mo ago also GHSA-3fxp-vwxm-2r5p , EUVD-2021-1436

cvss
8.1
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
4.0%
EPSS 4.0% chance of exploitation in 30 days, percentile 90%
public exploits
0
none known

Summary

All versions of package gitlogplus are vulnerable to Command Injection via the main functionality, as options attributes are appended to the command to be executed without sanitization.

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Exploit prediction

4.03% chance of exploitation in the next 30 days, higher than 90% of all scored CVEs (FIRST EPSS, 2026-11-09).

Exploits and checks

  • snyk.io https://snyk.io/vuln/SNYK-JS-GITLOGPLUS-1315832 referenced PoC, tagged "exploit" by a source, unverified
  • hackerone.com https://hackerone.com/reports/808942 referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
CNA 3.1 8.1 CVSS:3.1/AV:N/AC:H/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
NVD 2.0 7.5 AV:N/AC:L/Au:N/C:P/I:P/A:P
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 gitlogplus
<=3.1.7
 no fix listed

Affected products

  • n/a gitlogplus

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 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.