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Fencer Intel
critical 9.1

CVE-2021-36041 json

Magento Commerce Improper Input Validation Could Lead To Remote Code Execution

published 5y ago modified 4mo ago also GHSA-mx5m-j5xr-jg8c , EUVD-2021-22674

cvss
9.1
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
2.4%
EPSS 2.4% chance of exploitation in 30 days, percentile 84%
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 input validation vulnerability. An attacker with admin privileges could upload a specially crafted file in the 'pub/media` directory could lead to remote code execution.

Patch / fix

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

Is CVE-2021-36041 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

2.41% chance of exploitation in the next 30 days, higher than 84% of all scored CVEs (FIRST EPSS, 2026-11-09).

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-20 Improper Input Validation

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.