CVE-2025-66454
2 advisories.
PyPI/arcade-mcp-server CVE-2025-66454: medium 6.5
arcade-mcp-server Has Default Hardcoded Worker Secret That Allows Full Unauthorized Access to All HTTP MCP Worker Endpoints
Action: Upgrade arcade-mcp-server to 1.9.1 or later.
pip install arcade-mcp-server==1.9.1Affected
| introduced | fixed | last affected |
|---|---|---|
| 0 | 1.9.1 | - |
Fixed versions
| 1.9.1 |
Sources
- osv: GHSA-g2jx-37x6-6438
- https://github.com/ArcadeAI/arcade-mcp/security/advisories/GHSA-g2jx-37x6-6438
- https://nvd.nist.gov/vuln/detail/CVE-2025-66454
- https://github.com/ArcadeAI/arcade-mcp/pull/691
- https://github.com/ArcadeAI/arcade-mcp/commit/44660d18ceb220600401303df860a31ca766c817
- https://github.com/ArcadeAI/arcade-mcp/commit/7fb097f20fbea35e382a1b78da6fd90609c55a9e
- https://github.com/ArcadeAI/arcade-mcp
CVE-2025-66454 · published · modified · JSON
PyPI/arcade-mcp-server CVE-2025-66454: medium 6.5
arcade-mcp-server Has Default Hardcoded Worker Secret That Allows Full Unauthorized Access to All HTTP MCP Worker Endpoints
Action: Upgrade arcade-mcp-server to 1.9.1 or later.
pip install arcade-mcp-server==1.9.1Affected
| introduced | fixed | last affected |
|---|---|---|
| 0 | 1.9.1 | - |
Fixed versions
| 1.9.1 |
Sources
- osv: PYSEC-2026-1192
- https://github.com/ArcadeAI/arcade-mcp/security/advisories/GHSA-g2jx-37x6-6438
- https://nvd.nist.gov/vuln/detail/CVE-2025-66454
- https://github.com/ArcadeAI/arcade-mcp/pull/691
- https://github.com/ArcadeAI/arcade-mcp/commit/44660d18ceb220600401303df860a31ca766c817
- https://github.com/ArcadeAI/arcade-mcp/commit/7fb097f20fbea35e382a1b78da6fd90609c55a9e
- https://github.com/ArcadeAI/arcade-mcp
- https://pypi.org/project/arcade-mcp-server
- https://github.com/advisories/GHSA-g2jx-37x6-6438
CVE-2025-66454 · published · modified · JSON