CVE-2026-34237
CVE.org · Published
- Record status
- Published
- Identifier year (not publication year)
- 2026
- Source publication
- Source updated
- Imported by cveboard
- Source snapshot
- cve_2026-10-24_midnight_baseline ·
CNA source text (English)
MCP Java SDK has a Hardcoded Wildcard CORS (Access-Control-Allow-Origin: *)
MCP Java SDK is the official Java SDK for Model Context Protocol servers and clients. Prior to versions 0.83.0, 1.0.1, and 1.1.1, there is a hardcoded wildcard CORS vulnerability. This issue has been patched in versions 0.83.0, 1.0.1, and 1.1.1.
Scoped product and version facts
Fix information unknown; no fixed version is derived here. Missing information does not prove that no fix exists.
Exploitation unknown; this catalogue does not assess exploitation.
java-sdk
- Vendor
- modelcontextprotocol
- Product
- java-sdk
- Platforms
- Unknown
- Default status
Unknown
| Version (version) | Status (status) | Version scheme (versionType) | Exclusive end (lessThan) | Inclusive end (lessThanOrEqual) | Status changes (at → status) |
|---|---|---|---|---|---|
| >= 1.0.0, < 1.0.1 | affected | Unavailable | Unavailable | Unavailable | None listed |
| >= 1.1.0, < 1.1.1 | affected | Unavailable | Unavailable | Unavailable | None listed |
| < 0.18.3 | affected | Unavailable | Unavailable | Unavailable | None listed |