X-SpringBoot through 6.0 ships with a hardcoded static master login verification code 172839 enabled by default in the database seed. Unauthenticated attackers can authenticate as any user by submitting the public master code to the emailOrMobileLogin endpoint with a known email or mobile number.

Attack Vector Network

Attack Complexity Low

Privileges Required None

Attack Requirements None

User Interaction None

Vulnerable System Confidentiality Impact High

Vulnerable System Integrity Impact High

Vulnerable System Availability Impact None

Subsequent System Confidentiality Impact None

Subsequent System Integrity Impact None

Subsequent System Availability Impact None

Attack Vector Network

Attack Complexity Low

Privileges Required None

Scope Unchanged

Confidentiality Impact High

Integrity Impact High

Availability Impact None

User Interaction None

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

No EPSS score available.

Key SSVC decision points have not yet been added.

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions
yzcheng90 X-SpringBoot unaffected
Version Status Constraints
0 affected ≤ 6.0

No data.

No data.

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Project Subscriptions

No data.

Advisories

No advisories yet.

Fixes

Solution

No solution given by the vendor.

Workaround

No workaround given by the vendor.

References
Link Providers
https://github.com/LinYuanyi1/cve-request-poc/blob/master/x-springboot/02_sms-code-account-takeover.py cve-icon cve-icon
https://github.com/yzcheng90/X-SpringBoot cve-icon cve-icon
https://github.com/yzcheng90/X-SpringBoot/blob/d74ddba989c0449948ff1ddb0d211b6a7ce81bfa/doc/x_springboot.sql#L147 cve-icon cve-icon
https://github.com/yzcheng90/X-SpringBoot/blob/d74ddba989c0449948ff1ddb0d211b6a7ce81bfa/src/main/java/com/suke/czx/modules/sys/controller/SysLoginController.java#L94-L112 cve-icon cve-icon
https://www.vulncheck.com/advisories/x-springboot-through-6.0-authentication-bypass-via-static-master-code cve-icon cve-icon
History

Fri, 25 Sep 2026 18:30:00 +0000

Type Values Removed Values Added
Description X-SpringBoot through 6.0 ships with a hardcoded static master login verification code 172839 enabled by default in the database seed. Unauthenticated attackers can authenticate as any user by submitting the public master code to the emailOrMobileLogin endpoint with a known email or mobile number.
Title X-SpringBoot through 6.0 Authentication Bypass via Static Master Code
Weaknesses CWE-1392
References
Metrics cvssV3_1

{'score': 9.1, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N'}

cvssV4_0

{'score': 9.3, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N'}

Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: VulnCheck

Published:

Updated: 2026-09-25T18:12:19.819Z

Reserved: 2026-09-23T23:51:32.671Z

Link: CVE-2026-97064

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Received

Published: 2026-09-25T19:17:59.427

Modified: 2026-09-25T19:17:59.427

Link: CVE-2026-97064

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-09-25T21:00:05Z

Weaknesses