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Fencer Vulns
critical 9.1

CVE-2021-36024 json

Magento Commerce Improper Neutralization of Special Elements Used In A Command

published 2021-09-01 5 y ago modified 2026-06-17 4 mo ago also GHSA-qmq6-jpvg-j547 , EUVD-2021-22657

cvss
9.1
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
2.9%
EPSS 2.9% chance of exploitation in 30 days, percentile 87%
public exploits
0
none known

Summary

Magento Commerce versions 2.4.2 (and earlier), 2.4.2-p1 (and earlier) and 2.3.7 (and earlier) are affected by an Improper Neutralization of Special Elements Used In A Command via the Data collection endpoint. An attacker with admin privileges can upload a specially crafted file to achieve remote code execution.

Patch / fix

  • packagist magento/community-edition 2.3.7-p1, 2.4.2-p2

Exploit prediction

2.89% chance of exploitation in the next 30 days, higher than 87% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
CNA 3.1 9.1 CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H
NVD 3.1 7.2 CVSS:3.1/AV:N/AC:L/PR:H/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 7.2 CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

Affected packages

ecosystem package affected fixed in
packagist magento/project-community-edition
<=2.0.2
 no fix listed
packagist magento/community-edition
<2.3.7-p1
1 listed version
>=2.4.2-p1, <2.4.2-p2
2.3.7-p1
2.4.2-p2

Affected products

  • Adobe Magento Commerce

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.