Advanced Twenty Seventeen <= 1.3.1 - Subscriber+ Site Theme Switch via ats_create_child_theme
Summary
| CVE | CVE-2026-107887 |
|---|---|
| State | PUBLISHED |
| Assigner | WPScan |
| Source Priority | CVE Program / NVD first with legacy fallback |
| Published | 2026-10-24 06:16:35 UTC |
| Updated | 2026-10-24 06:16:35 UTC |
| Description | The Advanced Twenty Seventeen WordPress plugin through 1.3.1 does not perform any capability or nonce check on the action that creates and activates its bundled child , allowing any authenticated user such as a subscriber to switch the site's active site-wide, and allowing the same action to be triggered against any logged-in user including an administrator via CSRF. |
Risk And Classification
Problem Types: CWE-862 Missing Authorization | CWE-352 Cross-Site Request Forgery (CSRF)
Vendor Declared Affected Products
| Source | Vendor | Product | Version | Platforms |
|---|---|---|---|---|
| CNA | Unknown | Advanced Twenty Seventeen | affected 1.3.1 semver | Not specified |
References
| Reference | Source | Link | Tags |
|---|---|---|---|
| wpscan.com/vulnerability/e252c7ee-368d-4bfb-a964-06804747c162 | [email protected] | wpscan.com | |
| CVE Program record | CVE.ORG | www.cve.org | canonical |
| NVD vulnerability detail | NVD | nvd.nist.gov | canonical, analysis |
Vendor Comments And Credit
Discovery Credit
CNA: Seongwon LEE (en)
CNA: WPScan (en)
There are currently no legacy QID mappings associated with this CVE.