WordPress plugin
Backstage – Customizer Demo Access security & vulnerabilities
Unpatched vulnerability in the latest version
At least one vulnerability affects the latest version and no fix has been released. Deactivate the plugin or restrict access to the affected feature until the vendor ships a patch.
- Critical0
- High1
- Medium0
- Low0
All Backstage – Customizer Demo Access vulnerabilities
| Severity | Vulnerability | CVE | Published |
|---|---|---|---|
| High7.5 | Unauthenticated Privilege Escalation via Permissive Demo Role Capabilities ≤1.4.2No patch available | CVE-2026-9842 |
- High7.5Unauthenticated Privilege Escalation via Permissive Demo Role Capabilities
≤1.4.2No patch available
Backstage – Customizer Demo Access: common questions
Does Backstage – Customizer Demo Access have known vulnerabilities?
Yes. VulnCrest Radar lists 1 known vulnerability in Backstage – Customizer Demo Access: 1 high. At least one is not fixed in the latest version.
How do I check which version of Backstage – Customizer Demo Access I run?
In wp-admin open Plugins → Installed Plugins; the version is shown under the name. Without admin access, our passive Check my site tool can often read it from public files.
What is the most recent Backstage – Customizer Demo Access vulnerability?
CVE-2026-9842, published Jul 7, 2026: Backstage <= 1.4.2 - Unauthenticated Privilege Escalation via Permissive Demo Role Capabilities. Severity: High (CVSS 7.5).
Is any Backstage – Customizer Demo Access vulnerability listed in CISA KEV?
No. None of the known Backstage – Customizer Demo Access vulnerabilities is currently listed in the CISA KEV catalog.