by Kastro
Paper/Archive/CVE-2026-97063

CVE-2026-97063

yzcheng90 X-SpringBoot — X-SpringBoot through 6.0 Authentication Bypass via Login Code

EPSS 0.3%public exploitCVSS 9.3
critical.is priorityof 100
42
CVSS 9.3 (CNA)9.3 / 10 × 3027.9Not in CISA KEV+300.0EPSS percentile 21.9.219 × 204.4Exploit: SSVC poc+1010.0SSVC exploitation: poc+100.0
Description · from the CVE record

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.

Affected

ProductAffectedFixed inSource
X-SpringBoot≤ 6.0–CNA

Scores by source

VulnCheck (CNA)9.3CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N
VulnCheck (CNA)9.1CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
CISA ADPSSVCExploitation: poc · Automatable: yes · Technical impact: total

References

exploitgithub.com/LinYuanyi1/cve-request-poc/blob/master/x-springboot/02_sms-code-account-takeover.pywriteupgithub.com/yzcheng90/X-SpringBoot/blob/d74ddba989c0449948ff1ddb0d211b6a7ce81bfa/src/main/java/com/suke/czx/modules/sys/controller/SysLoginController.java#L94-L134refgithub.com/yzcheng90/X-SpringBootwriteupvulncheck.com/advisories/x-springboot-through-6.0-authentication-bypass-via-login-code