CVE-2026-67432
HighAdvisory
Published 30 Jul 2026In the index since 8 Sept 2026
- Severity
- High
- worst across findings
- CVSS
- 7.5
- base score, highest
- EPSS
- 0.004
- 36th percentile
- CISA KEV
- Not listed
- no confirmed exploitation
- Charts affected
- 1
- of 17,781 indexed, latest versions
- Container images
- 1
- deployed by those charts
- Fix available
- 1 of 1
- affected package
MCP Ruby SDK: Unbounded JSON-RPC request body causes uncontrolled memory allocation in StreamableHTTPTransport
Carried by container images the latest versions of 1 of 17,781 indexed charts deploy, on 1 image.
| Affected package | Affected versions | Fixed in | Images |
|---|---|---|---|
| mcpgem | 0.4.0 | 0.23.0 | 1 |
- OSV records
- GHSA-h669-8m4g-r2hc
Charts affected
1 by stars
Container images carrying it
1 by charts deploying them
A fixed version is listed for 1 of the 1 affected package.
| Container image | Digest | Package | Fixed in | Used by |
|---|---|---|---|---|
| ghcr.io/ | a058034ca006 | mcp | 0.23.0 | 1 |