CVE-2026-97064 PUBLISHED

X-SpringBoot through 6.0 Authentication Bypass via Static Master Code

Assigner: VulnCheck
Reserved: 23.09.2026 Published: 25.09.2026 Updated: 25.09.2026

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.

Metrics

CVSS 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
CVSS Score: 9.3

Product Status

Vendor yzcheng90
Product X-SpringBoot
Versions Default: unaffected
  • affected from 0 to 6.0 (incl.)

Credits

  • Yaqi Chao finder
  • Mingsheng Lin finder

References

Problem Types

  • Use of Default Credentials CWE