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In limbo for 22 days

GHSA-w83x-jw8h-w4rj

io.modelcontextprotocol.sdk:mcp-core on Maven · published in modelcontextprotocol/java-sdk

Read the advisory on GitHub ↗

Fixed in 0.18.5. Dependabot, npm audit and OSV-Scanner won’t flag this yet. Find it in your project

Facts

Severity
Medium · CVSS score 5.3CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
Package name (io.modelcontextprotocol.sdk:mcp-core)
io.modelcontextprotocol.sdk:mcp-coreAs entered. Cleaned up for matching.
Affected versions (io.modelcontextprotocol.sdk:mcp-core)
>= 0.11.0, 0 < 0.18.5As entered by the maintainer. Not reviewed. Scanners can’t read this range. How to fix it
Fixed in (io.modelcontextprotocol.sdk:mcp-core)
0.18.5
Package name (io.modelcontextprotocol.sdk:mcp-core)
io.modelcontextprotocol.sdk:mcp-coreAs entered. Cleaned up for matching.
Affected versions (io.modelcontextprotocol.sdk:mcp-core)
>= 1.0.0, < 1.1.5As entered by the maintainer. Not reviewed.
Fixed in (io.modelcontextprotocol.sdk:mcp-core)
1.1.5
Package name (io.modelcontextprotocol.sdk:mcp-core)
io.modelcontextprotocol.sdk:mcp-coreAs entered. Cleaned up for matching.
Affected versions (io.modelcontextprotocol.sdk:mcp-core)
>= 2.0.0, < 2.1.0As entered by the maintainer. Not reviewed.
Fixed in (io.modelcontextprotocol.sdk:mcp-core)
2.1.0
CVE
None cited by the advisory
GitHub Advisory Database
Not reviewed
OSV.dev
Not present
Other CVEs pointing here
None found in the CVE List

If you use io.modelcontextprotocol.sdk:mcp-core >= 0.11.0, 0 < 0.18.5

Upgrade to 0.18.5 or later. Dependabot, npm audit and OSV-Scanner won’t flag this yet.

Timeline

  1. 2026-10-20 17:03 UTC

    Published by the maintainers

    No CVE cited

  2. 2026-10-28 07:21 UTC

    First seen by Limbowatch

    not reviewed · not in OSV

  3. Waiting

    Reviewed by GitHub

  4. Waiting

    In OSV; scanners can see it

Machine-readable record: feed/GHSA-w83x-jw8h-w4rj.json