CVE-2026-45781

low

Published 2026-05-14 · Modified 2026-05-19

CVSS v3

3.5

CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:L/A:N

CVSS v2

—

VIR risk

3.5

Description

MCP Registry: OCI validator skips ownership check on upstream rate limits

Predictions

Exploit likelihood

45%

Patch ETA

—

Heuristic predictions, AS-IS, for prioritization only.

Mitigations

No vendor mitigations ingested yet for this CVE. The mitigation-content worker queues fetches as references arrive — check back in a few minutes, or see the references list below.

Package impact

Ecosystem	Package	Vulnerable	Fixed
Go	github.com/modelcontextprotocol/registry	`<1.7.9`	`1.7.9`
GO	github.com/modelcontextprotocol/registry	`< 1.7.9`	`1.7.9`

References

CWEs

CWE-636

Verify integrity in audit chain (admin only). AS-IS.