Description
Unauthenticated Privilege Escalation in MStore API <= 4.20.0 versions.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| FluxBuilder | MStore API | ≤ 4.20.0 | — |
High · 8.1
CVE-2026-27543
EUVD-2026-57938GHSA-cvhf-m4qh-hf7x
WordPress MStore API plugin <= 4.20.0 - Privilege Escalation vulnerability
Published Aug 13, 2026 · Updated Aug 13, 2026 · Assigned by Patchstack