CVE-2026-97063

CRITICAL 9.1

X-SpringBoot through 6.0 Authentication Bypass via Login Code

CVSS Score

9.1

EPSS Score

0.0%

EPSS Percentile

0th

X-SpringBoot through 6.0 returns login verification codes in HTTP responses from unauthenticated endpoints GET /sys/mobile/code and GET /sys/email/code without sending them to account owners. Attackers can request codes using known mobile numbers or email addresses, read them from responses, and authenticate as victims via POST /sys/emailOrMobileLogin/login to hijack accounts.

CWE	CWE-287
Vendor	yzcheng90
Product	x-springboot
Published	Sep 25, 2026
Last Updated	Sep 25, 2026

Stay Ahead of the Next One

Get instant alerts for yzcheng90 x-springboot

Be the first to know when new critical vulnerabilities affecting yzcheng90 x-springboot are published — delivered to Slack, Telegram or Discord.

Get Free Alerts → Free · No credit card · 60 sec setup

CVSS v3 Breakdown

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

None

Affected Versions

yzcheng90 / X-SpringBoot

0 ≤ 6.0

References

NVD ↗ CVE.org ↗ EPSS Data ↗

github.com: https://github.com/LinYuanyi1/cve-request-poc/blob/master/x-springboot/02_sms-code-account-takeover.py github.com: https://github.com/yzcheng90/X-SpringBoot/blob/d74ddba989c0449948ff1ddb0d211b6a7ce81bfa/src/main/java/com/suke/czx/modules/sys/controller/SysLoginController.java#L94-L134 github.com: https://github.com/yzcheng90/X-SpringBoot vulncheck.com: https://www.vulncheck.com/advisories/x-springboot-through-6.0-authentication-bypass-via-login-code

Credits

Yaqi Chao Mingsheng Lin