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GHSA-4p3x-8qw9-24w9

MediumCVSS 5.7 / 10
Published Oct 27, 2021·Last modified May 4, 2026
Affected Components(0)

No affected components available

Description

Impact

Authenticated Stored XSS in Administration

Patches

Use the Security Plugin: https://store.shopware.com/en/swag575294366635f/shopware-security-plugin.html

Workarounds

If you cannot use the security plugin, add the following config to your .htaccess file

<IfModule mod_headers.c>
    <FilesMatch "\.(?i:svg)$">
        Header set Content-Security-Policy "script-src 'none'"
    </FilesMatch>
</IfModule>

If you are using nginx as server config, you can add the following to your configuration:

server {
    # ...

    location ~* ^.+\.svg$ {
        add_header Content-Security-Policy "script-src 'none'";
    }
}

References

https://docs.shopware.com/en/shopware-5-en/sicherheitsupdates/security-update-10-2021

Risk Scores
Base Score
5.7

The vulnerability can be exploited over the network without needing physical access. It is easy for an attacker to exploit this vulnerability. An attacker needs basic access or low-level privileges. The attacker needs the user to perform some action, like clicking a link. The impact is confined to the system where the vulnerability exists. There is a high impact on the integrity of the data.

Threat Intelligence
5.2

Exploitation attempts have been detected. Elevated vigilance and prompt remediation are advised.

EPSS
N/A

Probability that this vulnerability will be exploited in the wild within the next 30 days.

Exploit
Not available

We did not find any exploit available. Neither in GitHub repositories nor in the Exploit-Database.

Related Vulnerabilities
  • CVE-2021-41188
    Alias
  • EUVD-2021-2156
    Alias

Browse More

Medium severity
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