Medium severity · published Jul 28, 2020
CVE-2020-13971
In Shopware before 6.2.3, authenticated users are allowed to use the Mediabrowser fileupload feature to upload SVG images containing JavaScript
5.4
CVSS
0.6%
EPSS
No
On KEV
Description
In Shopware before 6.2.3, authenticated users are allowed to use the Mediabrowser fileupload feature to upload SVG images containing JavaScript. This leads to Persistent XSS. An uploaded image can be accessed without authentication.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
Attack vector
Network
Complexity
Low
Privileges
Low
User interaction
Required
Confidentiality
Low
Integrity
Low
Availability
None
Scope
Changed
Exploitation
Is it being used?
Exploit prediction (EPSS)0.6% · higher than 48% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
SH
Shopware · Shopware
before 6.2.3 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2020-13971
CVE.org
https://www.cve.org/CVERecord?id=CVE-2020-13971
Vendor Advisory
https://docs.shopware.com/en/shopware-6-en/security-updates/security-update-07-2020
Release Notes
https://www.shopware.com/en/changelog/#6-2-3
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