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Fencer Vulns
medium 6.5

CVE-2021-36026 json

Magento Commerce Stored Cross-site Scripting Vulnerability

published 2021-09-01 5 y ago modified 2026-06-17 4 mo ago also GHSA-8gfq-m4cf-w975 , EUVD-2021-22659

cvss
6.5
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
1.7%
EPSS 1.7% chance of exploitation in 30 days, percentile 77%
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 a stored cross-site scripting vulnerability in the customer address upload feature that could be abused by an attacker to inject malicious scripts into vulnerable form fields. Malicious JavaScript may be executed in a victim’s browser when they browse to the page containing the vulnerable field.

Patch / fix

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

Exploit prediction

1.70% chance of exploitation in the next 30 days, higher than 77% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
CNA 3.1 6.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N
NVD 3.1 6.1 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
NVD 2.0 4.3 AV:N/AC:M/Au:N/C:N/I:P/A:N

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-79 Improper Neutralization of Input During Web Page Generation

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.