Vulnerability · Published Jan 28, 2026 · Assigned by Wordfence
CVE-2026-1295Buy Now Plus <= 1.0.2 - Authenticated (Contributor+) Stored Cross-Site Scripting via Shortcode Attributes
Medium 6.4
In plain English
A medium-severity cross-site scripting in Buy Now Plus — Payments with Stripe from supercleanse. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.3% (higher than 22% of all known vulnerabilities).
Official description
The Buy Now Plus – Buy Now buttons for Stripe plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the 'buynowplus' shortcode in all versions up to, and including, 1.0.2 due to insufficient input sanitization and output escaping on shortcode attributes. This makes it possible for authenticated attackers, with Contributor-level access and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| supercleanse | Buy Now Plus — Payments with Stripe | 0 – through 1.0.2 |
Weakness: CWE-79 · Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N
References
- https://www.wordfence.com/threat-intel/vulnerabilities/id/87d228bb-eb5b-44ca-91f7-ada730635a3f?source=cve
- https://plugins.trac.wordpress.org/browser/buy-now-plus/tags/1.0.2/class-bnp-buttons.php#L17
- https://plugins.trac.wordpress.org/browser/buy-now-plus/tags/1.0.2/class-bnp-buttons.php#L36
- https://plugins.trac.wordpress.org/changeset?sfp_email=&sfph_mail=&reponame=&old=3444416%40buy-now-plus&new=3444416%40buy-now-plus&sfp_email=&sfph_mail=