Description
The MStore API WordPress plugin before 4.21.0 does not correctly verify the cryptographic signature of the token used to authenticate its phone-based login, allowing unauthenticated attackers who know a registered user's phone number to forge a token and take over that user's account, including administrator accounts.
Published: 2026-08-07
Score: 8.1 High
EPSS: < 1% Very Low
KEV: No
Impact: n/a
Action: n/a
AI Analysis

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Remediation

No vendor fix or workaround currently provided.

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Tracking

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Advisories

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History

Sat, 08 Aug 2026 21:15:00 +0000

Type Values Removed Values Added
First Time appeared Mstore
Mstore mstore Api
Wordpress
Wordpress wordpress
Vendors & Products Mstore
Mstore mstore Api
Wordpress
Wordpress wordpress

Fri, 07 Aug 2026 20:15:00 +0000

Type Values Removed Values Added
Weaknesses CWE-322
CWE-327

Fri, 07 Aug 2026 18:30:00 +0000

Type Values Removed Values Added
Weaknesses CWE-287
Metrics cvssV3_1

{'score': 8.1, 'vector': 'CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H'}

ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}


Fri, 07 Aug 2026 07:45:00 +0000

Type Values Removed Values Added
Weaknesses CWE-322
CWE-327

Fri, 07 Aug 2026 06:15:00 +0000

Type Values Removed Values Added
Description The MStore API WordPress plugin before 4.21.0 does not correctly verify the cryptographic signature of the token used to authenticate its phone-based login, allowing unauthenticated attackers who know a registered user's phone number to forge a token and take over that user's account, including administrator accounts.
Title MStore API < 4.21.0 - Unauthenticated Account Takeover via Firebase Phone Authentication
References

Subscriptions

Mstore Mstore Api
Wordpress Wordpress
cve-icon MITRE

Status: PUBLISHED

Assigner: WPScan

Published:

Updated: 2026-08-07T17:39:59.872Z

Reserved: 2026-07-17T08:39:40.043Z

Link: CVE-2026-16030

cve-icon Vulnrichment

Updated: 2026-08-07T17:39:49.942Z

cve-icon NVD

Status : Received

Published: 2026-08-07T06:16:55.833

Modified: 2026-08-07T18:17:09.153

Link: CVE-2026-16030

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-08-08T20:53:31Z

Weaknesses