CVE-2026-30854
MEDIUM WAF: Low
CVSS 5.3
Published: 2026-03-07
CWE-863
Parse Server is an open source backend that can be deployed to any infrastructure that can run Node.js. From version 9.3.1-alpha.3 to before version 9.5.0-alpha.10, when graphQLPublicIntrospection is disabled, __type queries nested inside inline fragments (e.g. ... on Query { __type(name:"User") { name } }) bypass the introspection control, allowing unauthenticated users to perform type reconnaissance. __schema introspection is not affected. This issue has been patched in version 9.5.0-alpha.10.
WAF Coverage Analysis
Incorrect Authorization
Low WAF Coverage
OWASP: A01:2021 Broken Access Control
Affected Software
| Vendor | Product | Version |
|---|---|---|
| parseplatform | parse-server | 9.4.0 - 9.5.0 |
| parseplatform | parse-server | 9.3.1 |
| parseplatform | parse-server | 9.3.1 |
| parseplatform | parse-server | 9.5.0 |
| parseplatform | parse-server | 9.5.0 |
| parseplatform | parse-server | 9.5.0 |
| parseplatform | parse-server | 9.5.0 |
| parseplatform | parse-server | 9.5.0 |
| parseplatform | parse-server | 9.5.0 |
| parseplatform | parse-server | 9.5.0 |
References
- github.com (Vendor Advisory)