CVE-2025-63588
High
Description
An unauthenticated reflected cross-site scripting vulnerability in the query handling of CMSimpleXH allows remote attackers to inject and execute arbitrary JavaScript in a victim's browser via a crafted request (e.g., a maliciously crafted POST login). Successful exploitation may lead to theft of session cookies, credential disclosure, or other client-side impacts.
SeverityHigh
CVSS7.1
Exploit probability—
ProductCmsimple-xh Cmsimple Xh
PublishedNov 6, 2025
First seenNov 6, 2025
Weakness typeCWE-79Cross-site scripting (XSS)
How to fix
Sources list no fixed version or patch link for this vulnerability.
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| cmsimple-xh cmsimple_xh | 1.8.0 | — |
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