{
  "affected": [
    {
      "ranges": [
        {
          "database_specific": {
            "extracted_events": [
              {
                "introduced": "0"
              },
              {
                "fixed": "5.13.4"
              }
            ],
            "source": [
              "AFFECTED_FIELD",
              "DESCRIPTION"
            ]
          },
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "56791e2125423768b5948b4efe1f62b646820e11"
            }
          ],
          "repo": "https://github.com/jovancoding/network-ai",
          "type": "GIT"
        }
      ]
    }
  ],
  "aliases": [
    "GHSA-3jf7-33vc-hgf4"
  ],
  "database_specific": {
    "cna_assigner": "VulnCheck",
    "cwe_ids": [
      "CWE-347"
    ],
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/64xxx/CVE-2026-64623.json"
  },
  "details": "Network-AI before 5.13.4 contains an improper cryptographic signature verification vulnerability in APSAdapter where the default local verifier accepts any non-empty string as valid. Unauthenticated attackers can submit forged APS delegation payloads with arbitrary scopes to bypass signature verification and obtain signed permission-grant tokens for sensitive resources including SHELL_EXEC.",
  "id": "CVE-2026-64623",
  "modified": "2026-07-22T05:29:43.102384427Z",
  "published": "2026-07-20T12:04:55.262Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/64xxx/CVE-2026-64623.json"
    },
    {
      "type": "ADVISORY",
      "url": "https://github.com/Jovancoding/Network-AI/security/advisories/GHSA-3jf7-33vc-hgf4"
    },
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-64623"
    },
    {
      "type": "ADVISORY",
      "url": "https://www.vulncheck.com/advisories/network-ai-before-cryptographic-signature-verification-bypass"
    }
  ],
  "schema_version": "1.8.0",
  "severity": [
    {
      "score": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:H/VA:L/SC:N/SI:N/SA:N",
      "type": "CVSS_V4"
    }
  ],
  "summary": "Network-AI before 5.13.4 Cryptographic Signature Verification Bypass"
}