Vulnerability Intelligence Report
Themeco Cornerstone < 7.8.9 (Premium, bundled with X Theme) - Subscriber+ Arbitrary User Meta Disclosure
CVE-2026-9709
The Cornerstone WordPress plugin before 7.8.9 does not enforce capability checks on one of its REST API routes, allowing any authenticated user to disclose the metadata of any other user, including roles, session token previews and stored billing/shipping fields. This affects the premium co Cornerstone page builder distributed bundled with the X , not the unrelated free `cornerstone` Cornerstone WordPress plugin before 7.8.9 (v0.8.x) on the .org repository.
No Active Exploit Signals
CVSS Base Score
7.7
HIGH
Exploitability:3.2
Impact Score:4.0
EPSS Probability:0.14%
Executive Threat Verdict
Evaluating...
Evaluating Threat Landscape...
Assessing known weaponization, exploitation telemetry, and federal advisories.
Attack Surface
—
Authentication
—
Weaponization
—
SSVC Action
—
Weaknesses (CWE)
CWE-200 ↗CWE-200 Information Exposure
Affected Products & Versions
| Vendor | Product | Affected Versions |
|---|---|---|
| Unknown | Cornerstone | 3.0.0 < 7.8.9 (affected) |
References & Technical Advisories
No reference links found.
Threat Intelligence Signals
EPSS Score
0.139%
GitHub Advisory
Identity & Timeline
| Status | PUBLISHED |
| Assigning Authority | WPScan · Vendor · France |
| Reserved | 2026-05-27T14:02:13 |
| Published | 2026-06-24T06:00:02 |
| Last Updated | 2026-06-24T12:11:35 |
Community Chatter & Buzz