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CVE-2026-39885

๐Ÿ—“๏ธย 08 Apr 2026ย 20:34:20Reported byย GitHub_MTypeย 
cve
ย cve
๐Ÿ”—ย web.nvd.nist.gov๐Ÿ‘ย 18ย Views

FrontMCP older than 2.3.0 dereferences $ref in untrusted OpenAPI specs, enabling server side forgery and local file reads.

Related
Detection
Affected
Refs
NVD
Vulners
Node
OR
agentfront@frontmcp/sdkRange<1.0.4node.js
OR
agentfrontfrontmcpRange<1.0.4node.js
OR
frontmcpmcp-from-openapiRange<2.3.0node.js
[
  {
    "vendor": "agentfront",
    "product": "frontmcp",
    "versions": [
      {
        "version": "< 1.0.4",
        "status": "affected"
      }
    ]
  },
  {
    "vendor": "@frontmcp",
    "product": "adapters",
    "versions": [
      {
        "version": "< 1.0.4",
        "status": "affected"
      }
    ]
  },
  {
    "vendor": "@frontmcp",
    "product": "sdk",
    "versions": [
      {
        "version": "< 1.0.4",
        "status": "affected"
      }
    ]
  },
  {
    "vendor": "frontmcp",
    "product": "mcp-from-openapi",
    "versions": [
      {
        "version": "<  2.3.0",
        "status": "affected"
      }
    ]
  }
]

Data

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17 Jun 2026 10:42Current
5.9Medium risk
Vulners AI Score5.9
CVSS 3.17.5
EPSS0.00319
SSVC
18