CVE-2026-54817
WordPress MStore API plugin <= 4.18.4 - Broken Authentication vulnerability
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.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- None
What an attacker can affect
- Confidentiality
- None
- Integrity
- Low
- Availability
- Low
Exploit likelihood
What each source reports
CVE List Score used
6.5
WordPress MStore API plugin <= 4.18.4 - Broken Authentication vulnerability
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.
- Record
CVE-2026-54817- CVSS 3.1
- 6.5 Medium
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:L - Weakness
- CWE-288
- Updated
- 2026-11-02
EUVDEUVD-2026-37706
6.5
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.
- Record
EUVD-2026-37706- CVSS 3.1
- 6.5 Medium
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:L - Updated
- 2026-11-02
GitHub AdvisoriesGHSA-vfmj-48r5-54j4
6.5
Authentication Bypass Using an Alternate Path or Channel vulnerability in FluxBuilder MStore API...
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.
- Record
GHSA-vfmj-48r5-54j4- CVSS 3.1
- 6.5 Medium
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:L - Weakness
- CWE-288
- Updated
- 2026-11-02
NVD
6.5
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.
- Record
CVE-2026-54817- CVSS 3.1
- 6.5 Medium
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:L - Weakness
- CWE-288
- Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| first indexed | CVE List, EUVD, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2026-54817 is a medium vulnerability (CVSS 6.5) in Fluxbuilder Mstore Api, published June 17, 2026. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.25%, the 16th percentile. No source names a fixed version.