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Fencer Intel
critical 9.6

CVE-2020-9691 json

Magento DOM-based Cross-site scripting vulnerability

published 6y ago modified 2mo ago also BIT-magento-2020-9691 , EUVD-2022-3918 , GHSA-g7pc-799q-743f

cvss
9.6
version 3.1, NVD
cisa kev
Not listed
not in CISA's catalog
epss
6.0%
EPSS 6.0% chance of exploitation in 30 days, percentile 93%
public exploits
0
none known

Summary

Magento versions 2.3.5-p1 and earlier, and 2.3.5-p1 and earlier have a dom-based cross-site scripting vulnerability. Successful exploitation could lead to arbitrary code execution.

Patch / fix

  • packagist magento/community-edition 2.3.5-p2
  • bitnami magento 2.3.5
  • magento magento 2.3.5

Is CVE-2020-9691 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

6.02% chance of exploitation in the next 30 days, higher than 93% of all scored CVEs (FIRST EPSS, 2026-11-09).

CVSS scores

assigned by version score vector
GitHub 3.1 9.6 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H
NVD 3.1 9.6 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H
NVD 2.0 9.3 AV:N/AC:M/Au:N/C:C/I:C/A:C
OSV 3.1 9.6 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H

Affected packages

ecosystem package affected fixed in
packagist magento/community-edition
<2.3.5-p2
2.3.5-p2
packagist magento/project-community-edition
<=2.0.2
 no fix listed
bitnami magento
<2.3.5
2.3.5

Affected products

  • Adobe Magento

Classification

Weakness
  • CWE-79 Improper Neutralization of Input During Web Page Generation

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.