io.github.cyanheads/first-epss-mcp-server
io.github.cyanheads/first-epss-mcp-server
MCP Bill of Materials
A machine-readable inventory of what this server exposes and depends on: tools with their effects, transports, packages, findings and provenance (schema version 1.0). Third-party text in it is escaped. Also available from the REST API at /api/v1/servers/b0901bf0-c95f-4146-b430-ebaec05e3b34/mcbom.
MCP Bill of Materials
root{21}
schema_version: "1.0"
bom_format: "squatch-mcbom"
generator{3}
name: "squatch-mcp"
classifier_version: "rules_v1@2026-10-11.1"
unicode_version: "18.0.0"
server{7}
name: "io.github.cyanheads/first-epss-mcp-server"
title: null
description: "Look up FIRST EPSS scores and daily history, find CVEs by threshold, and prioritize them with CVSS."
version: "0.2.0"
homepage_url: null
source: "official_registry"
upstream_status: "active"
publisher{4}
namespace: "io.github.cyanheads"
display_name: "io.github.cyanheads"
type: "registry_namespace"
status: "unclaimed"
organization: null
repository{5}
url: "https://github.com/cyanheads/first-epss-mcp-server"
provider: "github"
owner: "cyanheads"
name: "first-epss-mcp-server"
verified: false
packages[2]
0{4}
registry_type: "npm"
identifier: "@cyanheads/first-epss-mcp-server"
version: "0.2.0"
transport: "stdio"
1{4}
registry_type: "npm"
identifier: "@cyanheads/first-epss-mcp-server"
version: "0.2.0"
transport: "streamable-http"
transports[3]
0{5}
kind: "package"
type: "stdio"
endpoint_url: null
endpoint_host: null
auth_type: "unknown"
1{5}
kind: "package"
type: "streamable-http"
endpoint_url: null
endpoint_host: null
auth_type: "unknown"
2{5}
kind: "remote"
type: "streamable-http"
endpoint_url: "https://first-epss.caseyjhand.com/mcp"
endpoint_host: "first-epss.caseyjhand.com"
auth_type: "none"
auth{3}
type: "none"
authorization_servers[0]
scopes[0]
protocol{4}
era: "modern"
negotiated_version: "2026-07-28"
supported_versions[0]
transport_type: "streamable-http"
tools[5]
0{9}
name: "epss_get_scores"
title: "Epss Get Scores"
effect: "READ"
effect_confidence: 0.738
capabilities[0]
risk_severity: "INFO"
fingerprint: "3d2a27d68efcaca7d358e4de39f43087801377ba644dd5e92365ceb63bef1404"
input_schema_fingerprint: "45a146fe4e6322d1df751be15ffacb2ccee1864e455075d04850edcdade47531"
annotations{5}
title: null
readOnlyHint: true
destructiveHint: null
idempotentHint: true
openWorldHint: true
1{9}
name: "epss_get_timeseries"
title: "Epss Get Timeseries"
effect: "READ"
effect_confidence: 0.813
capabilities[0]
risk_severity: "INFO"
fingerprint: "8e74eb363917ca73e6d758166e045ab94d945a11dfaebd66148737a05c6710de"
input_schema_fingerprint: "45a146fe4e6322d1df751be15ffacb2ccee1864e455075d04850edcdade47531"
annotations{5}
title: null
readOnlyHint: true
destructiveHint: null
idempotentHint: true
openWorldHint: true
2{9}
name: "epss_list_reference"
title: "Epss List Reference"
effect: "READ"
effect_confidence: 0.813
capabilities[0]
risk_severity: "INFO"
fingerprint: "3947bcb528dd789085aa3c78231282b522e2ed651af758aca15ced2c4a5d1f4e"
input_schema_fingerprint: "779756006efa844d0c44a9ddf09e610865a02e074aca304cbb0877f85c3c7a88"
annotations{5}
title: null
readOnlyHint: true
destructiveHint: null
idempotentHint: true
openWorldHint: false
3{9}
name: "epss_prioritize_cves"
title: "Epss Prioritize Cves"
effect: "WRITE"
effect_confidence: 0.533
capabilities[1]
0{2}
capability: "SECURITY_CONTROL"
confidence: 0.84
risk_severity: "LOW"
fingerprint: "8fba49d5a22821fc1ec603b498cbdda7efa6b8e8d16e0e636faf4d630dce41ee"
input_schema_fingerprint: "cf0cc9b7a1674de97a5710e40b812983977235d36ff09494b9f0250953ce11ff"
annotations{5}
title: null
readOnlyHint: true
destructiveHint: null
idempotentHint: true
openWorldHint: true
4{9}
name: "epss_query_threshold"
title: "Epss Query Threshold"
effect: "READ"
effect_confidence: 0.626
capabilities[0]
risk_severity: "INFO"
fingerprint: "31ceb0128f726d1831009f6d8a1c119d3b4a5c071639e4cf96257a0817efd253"
input_schema_fingerprint: "47db6c342c13d2434d8325f724d6782443ebe8601b3e22f7bef90a011aa76648"
annotations{5}
title: null
readOnlyHint: true
destructiveHint: null
idempotentHint: true
openWorldHint: true
resources[2]
0{4}
key: "skill://first-epss-guide/SKILL.md"
kind: "resource"
mime_type: "text/markdown"
fingerprint: "671d51685a1f34aaf935412c00e36b374d6804a12c0012f5ad677670286dce9d"
1{4}
key: "skill://{+path}"
kind: "template"
mime_type: null
fingerprint: "9777dc7f1cf468158c157032a0ccebf9b50270f4e8753af9ccaf2fe99890ccf0"
prompts[0]
extensions[1]
0: "io.modelcontextprotocol/skills"
data{6}
privacy_completeness: "not_provided"
data_categories[0]
ai_training: null
retention_policy: null
processing_regions[0]
subprocessors[0]
external_integrations[1]
0{3}
host: "first-epss.caseyjhand.com"
registrable_domain: "caseyjhand.com"
source: "transport"
findings[3]
0{6}
check_id: "SQ-SERVER-AUTH-NONE-WRITE"
category: "authentication"
severity: "MEDIUM"
title: "State-changing tools available without authentication"
subject_type: "server"
subject_name: null
1{6}
check_id: "SQ-TOOL-ANNOTATION-UNDERCLAIM"
category: "annotations"
severity: "LOW"
title: "Annotations understate what the tool does"
subject_type: "tool"
subject_name: "epss_prioritize_cves"
2{6}
check_id: "SQ-TOOL-EXFIL-DIRECTIVE"
category: "prompt_injection"
severity: "HIGH"
title: "Asks the AI model to pass conversation data or secrets"
subject_type: "tool"
subject_name: "epss_get_timeseries"
trust{9}
registry_namespace: "verified_upstream"
publisher_identity: "unverified"
organization: "unverified"
domain: "unverified"
repository: "unverified"
source_provenance: "partial"
security_scan: "findings_detected"
privacy_transparency: "not_provided"
monitoring: "active"
provenance{4}
registry_name: "io.github.cyanheads/first-epss-mcp-server"
registry_content_sha256: "fbf24fe132ac130b292b54db3b9fdd91b0528391252f85fe65fead2ef92d14cb"
scan_snapshot_fingerprint: "69fe8521c9e36e7985ace520cfed64eaecfeae8a433955da50c382ff47066829"
scanner_version: "1.0.0"
timestamps{4}
generated_at: "2026-11-15T02:14:22.739Z"
observed_at: "2026-11-08T14:43:54.418+00:00"
registry_published_at: "2026-10-29T02:54:13.471982+00:00"
registry_updated_at: null