CVE-2026-73378
High
Description
Unauthenticated Cross Site Scripting (XSS) in Contact Form by Supsystic < 1.10.0 versions.
SeverityHigh
CVSS7.1
Exploit probability—
Product
Contact Form by Supsystic
PublishedAug 18, 2026
First seenAug 18, 2026
Weakness typeCWE-79Cross-site scripting (XSS)
How to fix
Update
- supsystic Contact Form by Supsystic1.10.0 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| supsystic Contact Form by Supsystic | v < 1.10.0 | 1.10.0 |
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