CVE-2026-6858
High
Description
The Transbank Webpay WordPress plugin before 1.14.0 does not sanitize and escape logs to be displayed, allowing unauthenticated users to perform Stored XSS attacks against logged in administrator
SeverityHigh
CVSS7.1
Exploit probability—
ProductTransbank Webpay
PublishedJun 22, 2026
First seenJun 22, 2026
Weakness typeCWE-79Cross-site scripting (XSS)
How to fix
Update
- Transbank Webpay1.14.0 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| Transbank Webpay | v < 1.14.0 | 1.14.0 |
Check your version
Choose the product and enter the version you run to see whether it falls in the affected range.
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