Hub/AI Security/Advisories/GHSA-5q7x-232h-f834
Unbounded reads when parsing Server-Sent Events in HTTP client transports
MCP Java SDK security advisory.
| GHSA | GHSA-5q7x-232h-f834 |
|---|---|
| Published | Aug 19, 2026 |
| Severity | Medium 6.5 |
| CVE | None assigned |
| Status | patched |
| Affected | >= 0.18.0, < 0.18.4, >= 1.0.0, < 1.1.4, 2.0.0 |
| Fixed in | 0.18.4, 1.1.4, 2.0.1 |
| Component | MCP Java SDK |
Sources
Checked 2026-11-04. We copy severity and fix versions from the source and never estimate them.
Affected tools
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