Auth bypass in Yzcheng90 X-Springboot
CVE-2026-100192
X-SpringBoot through 6.0 exposes appKey and appSecret credentials in the GET /application/manager/select endpoint without authentication or field filtering. Unauthenticated attackers can retrieve these credentials and use them to send arbitrary SMS messages through any tenant's SMS provider, enabling SMS bombing and impersonation attacks.
Vulnerability class: Broken Authentication
Published .
CVSS v3 metric
CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N.
EPSS exploit prediction
No EPSS score from FIRST.org yet. New CVEs usually get one within a few days; no score means no signal yet, not low risk. How EPSS works.
Affected products
Weakness classification (CWE)
References
- github.com/LinYuanyi1/cve-request-poc/blob/master/x-springboot/01_app-credentia… (exploit)
- github.com/yzcheng90/X-SpringBoot/blob/d74ddba989c0449948ff1ddb0d211b6a7ce81bfa… (technical-description)
- github.com/yzcheng90/X-SpringBoot (product)
- www.vulncheck.com/advisories/x-springboot-through-6.0-credential-exposure-via-u… (third-party-advisory)
Frequently asked questions
- What is CVE-2026-100192?
- CVE-2026-100192 is a medium-severity vulnerability in Yzcheng90 X-Springboot, classified under Missing Authentication for Critical Function. CVSS score: 6.5/10. Published 2026-09-25.
- How severe is CVE-2026-100192?
- Medium severity. CVSS v3 base score is 6.5 out of 10.