CVE-2026-87888
High
Description
The YayPricing WordPress plugin before 3.5.7 does not perform an authorization check on a REST route that saves its pricing rules, allowing users with the subscriber role and above to store JavaScript that executes in the browser of an administrator who opens the YayPricing WordPress plugin before 3.5.7's settings page.
SeverityHigh
CVSS8.0
Exploit probability—
ProductYayPricing
PublishedSep 12, 2026
First seenSep 12, 2026
Weakness typeCWE-79Cross-site scripting (XSS)
How to fix
Update
- YayPricing3.5.7 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| YayPricing | v < 3.5.7 | 3.5.7 |
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