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Fencer Intel
critical 9.8

CVE-2020-3718 json

Magento security bypass vulnerability

published 6y ago modified 2mo ago also BIT-magento-2020-3718 , EUVD-2022-5755 , GHSA-x9p7-vgp2-9pq2

cvss
9.8
version 3.1, NVD
cisa kev
Not listed
not in CISA's catalog
epss
7.5%
EPSS 7.5% chance of exploitation in 30 days, percentile 94%
public exploits
0
none known

Summary

Magento versions 2.3.3 and earlier, 2.2.10 and earlier, 1.14.4.3 and earlier, and 1.9.4.3 and earlier have a security bypass vulnerability. Successful exploitation could lead to arbitrary code execution.

Patch / fix

  • packagist magento/community-edition 2.2.11, 2.3.4
  • packagist magneto/core 1.9.4.4
  • bitnami magento 2.2.11, 2.3.4

Is CVE-2020-3718 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

7.52% chance of exploitation in the next 30 days, higher than 94% of all scored CVEs (FIRST EPSS, 2026-11-09).

CVSS scores

assigned by version score vector
GitHub 3.1 9.8 CVSS:3.1/AV:N/AC:L/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 10.0 AV:N/AC:L/Au:N/C:C/I:C/A:C
OSV 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
packagist magento/community-edition
>=2.3.0, <2.3.4
<2.2.11
2.3.4
2.2.11
packagist magneto/core
<1.9.4.4
1.9.4.4
bitnami magento
>=2.2.0, <2.2.11
>=2.3.0, <2.3.4
2.2.11
2.3.4

Affected products

  • Adobe Magento

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.