{
  "affected": [
    {
      "ranges": [
        {
          "database_specific": {
            "source": "REFERENCES"
          },
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "fab40c6eabfb15f2bdf23cddd3cfe66a64ea203d"
            },
            {
              "fixed": "35fb12d5da3564943d8d9f3f6ef151b4b61597cd"
            }
          ],
          "repo": "https://github.com/hkuds/openharness",
          "type": "GIT"
        }
      ]
    }
  ],
  "database_specific": {
    "cna_assigner": "VulnCheck",
    "cwe_ids": [
      "CWE-276"
    ],
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/6xxx/CVE-2026-6823.json",
    "unresolved_ranges": [
      {
        "extracted_events": [
          {
            "fixed": "PR #147"
          }
        ],
        "source": "AFFECTED_FIELD"
      }
    ]
  },
  "details": "HKUDS OpenHarness prior to PR #147 remediation contains an insecure default configuration vulnerability where remote channels inherit allow_from = [\"*\"] permitting arbitrary remote senders to pass admission checks. Attackers who can reach the configured channel can bypass access controls and reach host-backed agent runtimes, potentially leading to unauthorized file disclosure and read access through default-enabled read-only tools.",
  "id": "CVE-2026-6823",
  "modified": "2026-08-05T03:30:32.039073627Z",
  "published": "2026-04-21T20:36:45.867Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/6xxx/CVE-2026-6823.json"
    },
    {
      "type": "ADVISORY",
      "url": "https://github.com/HKUDS/OpenHarness/releases/tag/v0.1.7"
    },
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-6823"
    },
    {
      "type": "ADVISORY",
      "url": "https://www.vulncheck.com/advisories/hkuds-openharness-insecure-default-remote-channel-allowlist"
    },
    {
      "type": "REPORT",
      "url": "https://github.com/HKUDS/OpenHarness/pull/147"
    },
    {
      "type": "FIX",
      "url": "https://github.com/HKUDS/OpenHarness/commit/fab40c6eabfb15f2bdf23cddd3cfe66a64ea203d"
    }
  ],
  "schema_version": "1.8.0",
  "severity": [
    {
      "score": "CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:H/VI:L/VA:N/SC:N/SI:N/SA:N",
      "type": "CVSS_V4"
    }
  ],
  "summary": "HKUDS OpenHarness Insecure Default Remote Channel Allowlist"
}