CVE-2026-97063
9.1, criticalYzcheng90 X-SpringBoot Improper Authentication Vulnerability
- CVSS
- 9.1, critical critical CVSS v3.1
- EPSS, next 30 days
- 0.3% higher than 20.4% of scored CVEs
- Exploitation
- No public evidence
- Published
- 25 Sept 202622 days ago
Description
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.
Details
- Vendor
- Yzcheng90
- Product
- X-SpringBoot
- Weakness
- CWE-287 (opens in a new tab)
- Status
- Awaiting analysis
- Updated
- 28 Sept 2026
- Assigner
- disclosure@vulncheck.com
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
References 4
Other references 4
- github.com /LinYuanyi1/cve-request-poc/blob/master/x-springboot/02_sms-code-account-takeover.py (opens in a new tab)
- github.com /yzcheng90/X-SpringBoot (opens in a new tab)
- github.com /yzcheng90/X-SpringBoot/blob/d74ddba989c0449948ff1ddb0d211b6a7ce81bfa/src/main/java/com/suke/czx/modules/sys/controller/SysLoginController.java#L94-L134 (opens in a new tab)
- vulncheck.com /advisories/x-springboot-through-6.0-authentication-bypass-via-login-code (opens in a new tab)
The kind is read from NVD's tags where present and from the shape of the URL otherwise, so treat it as a hint.
Beyond this page
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Assembled from the NVD 2.0 API, the CISA Known Exploited Vulnerabilities Catalog and FIRST EPSS. Scores are as of our last collection on 17 Oct 2026, not the live upstream state.