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Fencer Vulns
high 7.2

CVE-2021-36036 json

Magento Commerce Media Gallery Upload Improper Access Control Could Lead To Remote Code Execution

published 2023-09-06 3 y ago modified 2026-09-08 2 mo ago also BIT-magento-2021-36036 , EUVD-2021-22669 , GHSA-wqr6-wv6c-p8fx

cvss
7.2
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
2.1%
EPSS 2.1% chance of exploitation in 30 days, percentile 81%
public exploits
0
none known

Summary

Magento versions 2.4.2 (and earlier), 2.4.2-p1 (and earlier) and 2.3.7 (and earlier) are affected by an improper access control vulnerability within Magento's Media Gallery Upload workflow. By storing a specially crafted file in the website gallery, an authenticated attacker with administrative privilege can gain access to delete the .htaccess file. This could result in the attacker achieving remote code execution.

Patch / fix

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

CISA SSVC

Exploitation
none
Automatable
no
Technical impact
total
Assessed
20 mo ago

Exploit prediction

2.12% chance of exploitation in the next 30 days, higher than 81% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
CNA 3.1 7.2 CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
GitHub 3.1 9.1 CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H
OSV 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
bitnami magento
<2.3.7
>=2.4.0, <2.4.2
2.3.7
2.4.2

Affected products

  • Adobe Adobe Commerce

Classification

Weakness

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.