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Medium 6.5Published Jun 17, 2026
CVE-2026-54817WordPress MStore API plugin <= 4.18.4 - Broken Authentication vulnerability
Updated under an hour ago ()
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It affects FluxBuilder MStore API. Add what you run to find out whether that includes you.
No exploitation reported and no EPSS estimate yet.
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Authentication Bypass Using an Alternate Path or Channel vulnerability in FluxBuilder MStore API allows Password Recovery Exploitation. This issue affects MStore API: from n/a through 4.18.4.
- CVSS
- 6.5 MEDIUM (v3.1, CNA)CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:L
- Weakness (CWE)
- CWE-288
- Known exploited
- Not in CISA's KEV catalog
- EPSS (exploitation in the next 30 days)
- Not loaded for this CVE
- Assigned by
- Patchstack
- NVD analysis
- Deferred
- Record last updated
- Jun 17, 2026
- First seen by InfoSec Signals
- Oct 9, 2026
Affected products
FluxBuilder MStore API fluxbuilder:mstore_api (from the name) | from n/a through 4.18.4; fixed at 4.19.0 | CNA record |
References
- https://patchstack.com/database/wordpress/plugin/mstore-api/vulnerability/wordpress-mstore-api-plugin-4-18-4-broken-authentication-vulnerability?_s_id=cvevdb-entry
The CVE record on cve.org NVD's entry
The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.