CVE-2026-24350
Stored XSS in PluXml SVG Upload Enables Malicious Payload Execution
Publication date: 2026-02-27
Last updated on: 2026-02-27
Assigner: CERT.PL
Description
Description
CVSS Scores
EPSS Scores
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Meta Information
Affected Vendors & Products
| Vendor | Product | Version / Range |
|---|---|---|
| pluxml | pluxml | 5.8.21 |
| pluxml | pluxml | 5.8.9 |
Helpful Resources
Exploitability
| CWE ID | Description |
|---|---|
| CWE-79 | The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users. |
Attack-Flow Graph
AI Powered Q&A
Can you explain this vulnerability to me?
PluXml CMS has a Stored Cross-Site Scripting (XSS) vulnerability in its file uploading functionality. An authenticated attacker can upload an SVG file that contains malicious code. This malicious payload is executed when a victim accesses the uploaded image file.
In version 5.9.0-rc7, clicking the link associated with the uploaded image does not execute the malicious code, but directly accessing the uploaded SVG file will still trigger the embedded malicious payload.
How can this vulnerability impact me? :
This vulnerability allows an authenticated attacker to execute malicious scripts in the context of the victim's browser by uploading a crafted SVG file. This can lead to unauthorized actions, data theft, session hijacking, or other malicious activities when a victim accesses the malicious file.
How does this vulnerability affect compliance with common standards and regulations (like GDPR, HIPAA)?:
I don't know
How can this vulnerability be detected on my network or system? Can you suggest some commands?
I don't know
What immediate steps should I take to mitigate this vulnerability?
I don't know