CVE-2026-48015

Shopware: Stored XSS via SVG file upload — no SVG sanitization

MEDIUM
4.9
CVSS Score
Published: July 17, 2026 at 05:53 PM UTC
Updated: July 17, 2026 at 07:55 PM UTC
1 product affected across 1 vendorShopware

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Severity
MEDIUM4.9
Exploit prediction
EPSS 0.5%
SSVC
No known exploit

Description

Shopware is an open commerce platform. Prior to 6.6.10.18 and 6.7.10.1, SVG files are in the allowed_extensions whitelist in src/Core/Framework/Resources/config/packages/shopware.yaml and can be uploaded via the media manager without SVG content sanitization in the upload pipeline from MediaUploadController to FileSaver to TypeDetector, allowing malicious SVG JavaScript such as onload, <script>, and <foreignObject> to execute in the Shopware domain when the uploaded SVG is viewed. This issue is fixed in versions 6.6.10.18 and 6.7.10.1.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

v < 6.6.10.18v < 6.7.10.1
Affected range stops below 6.6.10.18, so it looks safe — our inference, not a vendor statement
Affected range stops below 6.7.10.1, so it looks safe — our inference, not a vendor statement

Remediation

No guide yet

No remediation guidance has been written for this CVE yet, and no fixed version or vendor advisory is recorded against it.

SSVC — Action Prioritization

SSVCNo known exploitNot automatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

4.9MEDIUMGitHub_M
Attack Vector
NETWORK
Complexity
LOW
Privileges
HIGH
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
NONE
Availability
NONE
Vector?

Quick Info

StatusDEFERRED
CWE
CWE-79

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