CVE-2026-18478
5.1
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N
Summary
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
Affected Software
| Vendor | Product | Version Range | Status |
|---|---|---|---|
| Magnolia DXP | Magnolia CMS | 6.3.0 < 6.3.10 | affected |
Weaknesses
- CWE-79: CWE-79 Improper neutralization of input during web page generation ('cross-site scripting')
ADP Enrichment
CISA ADP Vulnrichment
- SSVC:
- Exploitation: none
- Automatable: no
- Technical Impact: partial
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-6.3.10/
- https://www.magnolia-cms.com/
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