CVE-2026-66598
High
Description
Unauthenticated Cross Site Scripting (XSS) in B2BKing Premium <= 5.6.07 versions.
SeverityHigh
CVSS7.1
Exploit probability—
ProductB2BKing Premium
PublishedAug 20, 2026
First seenAug 20, 2026
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 |
|---|---|---|
| Kingtech LLC. B2BKing Premium | v ≤ 5.6.07 | — |
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