MEDIUM 5.1 NVD
CVE-2026-18478
Magnolia CMS is vulnerable to Stored XSS in import functionality. An attacker with editor privileges can inject arbitrary HTML and JS into the name of uploaded
Magnolia CMS is vulnerable to Stored XSS in import functionality. An attacker with editor privileges can inject arbitrary HTML and JS into the name of uploaded image, which will be rendered/executed when opening uploaded image.
The issue was fixed in version 6.3.10
References
- https://cert.pl/en/posts/2026/08/CVE-2026-18478
- https://docs.magnolia-cms.com/product-docs/6.3/releases/release-notes-for-magnolia-cms-6.3
- https://www.magnolia-cms.com/
This medium severity vulnerability with a CVSS score of 5.1 was published on 2026-08-10 via NVD.
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