CVE-2026-9710 Details
Description
The Cornerstone WordPress plugin before 7.8.8 does not enforce capability checks on one of its CSS-preview request handlers, and exposes the nonce needed to call it to every logged-in user on any wp-admin page, allowing any authenticated user to evaluate dynamic content tokens against arbitrary users and disclose their sensitive metadata including raw password hashes. This affects the premium co Cornerstone page builder distributed bundled with the X , not the unrelated free `cornerstone` Cornerstone WordPress plugin before 7.8.8 (v0.8.x) on the .org repository.
A vulnerability in the premium Themeco Cornerstone WordPress plugin, bundled with the X Theme and versions prior to 7.8.8, allows authenticated users to access sensitive metadata, including raw password hashes, from other users. This issue arises because the plugin fails to enforce proper capability checks on a CSS-preview request handler, exposing a nonce that can be used to retrieve dynamic content tokens from arbitrary users.
Users are advised to update the Themeco Cornerstone WordPress plugin to version 7.8.8 or later.
Metrics
CVSS 4.0 Severity and Vector Strings:
CVSS 3.x Severity and Vector Strings:
No data available for CVSS Version 2.0 on this CVE.
Volerion
Assessed Jun 24, 2026CISA-ADP
Assessed Jun 24, 2026References to Advisories, Solutions, and Tools
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| URL | Source(s) | Tag(s) |
|---|---|---|
| https://wpscan.com/vulnerability/4fc21e38-f2df-41be-86b7-a897483574bb/ | [email protected] | AdvisoryExploitRemedy |
Weakness Enumeration
No weakness enumeration is available for this CVE.
Affected Products
| Product | Versions |
|---|---|
| Themeco Cornerstone | < 7.8.8 (semver) |
CPE
Remediation
| |
Change History
2 change records found show changes
| Date | Action | Recorded By |
|---|---|---|
| Jun 24, 2026 | CVE Modified | CISA-ADP |
| Jun 24, 2026 | New CVE Received | [email protected] |
Volerion