Magento defense-in-depth security mitigation vulnerability

published 2020-06-26 6 y ago modified 2026-09-08 2 mo ago also BIT-magento-2020-9591 , EUVD-2022-5529 , GHSA-w7rh-9w5v-rwqj

cvss: 7.5; version 3.1, NVD
cisa kev: Not listed; not in CISA's catalog
epss: 3.4%; EPSS 3.4% chance of exploitation in 30 days, percentile 89%
public exploits: 0; none known

Magento versions 2.3.4 and earlier, 2.2.11 and earlier (see note), 1.14.4.4 and earlier, and 1.9.4.4 and earlier have a defense-in-depth security mitigation vulnerability. Successful exploitation could lead to unauthorized access to admin panel.

Patch / fix

fixed in 3

packagist magento/community-edition 2.3.4-p2
packagist magento/core 1.9.4.5
bitnami magento 2.2.12, 2.3.5

Exploit prediction

3.43% chance of exploitation in the next 30 days, higher than 89% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by	version	score	vector
GitHub	3.1	7.5	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
NVD	3.1	7.5	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
NVD	2.0	5.0	AV:N/AC:L/Au:N/C:P/I:N/A:N
OSV	3.1	7.5	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Affected packages

ecosystem	package	affected	fixed in
packagist	magento/community-edition	>=2.3.0, <2.3.4-p2 <=2.2.11	2.3.4-p2
packagist	magento/core	<1.9.4.5	1.9.4.5
bitnami	magento	>=2.2.0, <2.2.12 >=2.3.0, <2.3.5	2.2.12 2.3.5

Affected products

Adobe Magento

Classification

Weakness

CWE-200 Exposure of Sensitive Information to an Unauthorized Actor

References

helpx.adobe.com /security/products/magento/apsb20-22.html
web, vendor-advisory, advisory
nvd.nist.gov /vuln/detail/CVE-2020-9591
advisory, web
github.com /magento/magento2
package

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.

Summary