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{
  "containers": {
    "cna": {
      "affected": [
        {
          "product": "Leostream Connection Broker",
          "vendor": "Leostream",
          "versions": [
            {
              "status": "affected",
              "version": "unknown"
            }
          ]
        }
      ],
      "credits": [
        {
          "lang": "en",
          "type": "finder",
          "value": "disclosure via Fulldisclosure"
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "0day Rubbish Research Team is publicly disclosing two vulnerabilities in Leostream Connection Broker 9.1.37.0.\n\nVulnerability 1 \u2014 Authenticated SQL injection to webshell to root RCE (CVSS 9.1, \nCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H, CWE-89)\n\ncall_back.pl?action=user concatenates the unsigned _where parameter into a PostgreSQL WHERE clause; the default \ninstallation grants SUPERUSER, runs postgres as the webroot owner, and configures NOPASSWD sudo, so lo_export writes a \nwebshell and /welcome.pl?c= triggers commands as root.\n\nVulnerability 2 \u2014 Unauthenticated rogue-agent registration + SSRF (CVSS 7.0, \nCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N, CWE-306)\n\nServer.Register is dispatched without the session gate and its token check is optional, letting an anonymous caller \ninject VM records and drive broker outbound TLS connections to attacker-controlled hosts.\n\nAuthentication: Vulnerability 1 authenticated (requires valid session); Vulnerability 2 unauthenticated / pre-auth.\n\nFull technical analyses and reproducible proofs-of-concept:\n  https://0day-rubbish.com/blog/leostream-postauth-sqli-lo-export-webshell-rce\n  https://0day-rubbish.com/blog/leostream-unauth-server-register-ssrf\n\nProject archive (ongoing disclosure series):\n  https://github.com/Exploit-Garbage/0day-Rubbish\n\nVendor has been notified. CVE IDs are pending.\n\n--\n0day Rubbish Research Team\ndisclosure () 0day-rubbish com\nhttps://0day-rubbish.com\n_______________________________________________\nSent through the Full Disclosure mailing list\nhttps://nmap.org/mailman/listinfo/fulldisclosure\nWeb Archives \u0026 RSS: https://seclists.org/fulldisclosure/"
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-306",
              "description": "CWE-306",
              "lang": "en",
              "type": "CWE"
            },
            {
              "cweId": "CWE-89",
              "description": "CWE-89",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2026-09-09T10:08:09Z",
        "orgId": "4e2abfbf-4a2a-4b76-a4e0-d77c18ba156c",
        "shortName": "VULNARCHIVE"
      },
      "references": [
        {
          "tags": [
            "technical-description"
          ],
          "url": "https://vuln.freearchive.org/archive/full-disclosure/2026/Aug/96"
        },
        {
          "tags": [
            "technical-description"
          ],
          "url": "https://seclists.org/fulldisclosure/2026/Aug/96"
        },
        {
          "url": "https://0day-rubbish.com"
        },
        {
          "url": "https://0day-rubbish.com/blog/leostream-postauth-sqli-lo-export-webshell-rce"
        },
        {
          "url": "https://0day-rubbish.com/blog/leostream-unauth-server-register-ssrf"
        },
        {
          "url": "https://github.com/Exploit-Garbage/0day-Rubbish"
        },
        {
          "url": "https://nmap.org/mailman/listinfo/fulldisclosure"
        },
        {
          "url": "https://seclists.org/fulldisclosure/"
        }
      ],
      "source": {
        "defect": [
          "https://seclists.org/fulldisclosure/2026/Aug/96"
        ],
        "discovery": "EXTERNAL"
      },
      "title": "[0day-rubbish] Leostream Connection Broker 9.1.37.0 two vulnerabilities (SQLi to root RCE, unauth SSRF)",
      "x_gcve": [
        {
          "recordType": "advisory",
          "relationships": [],
          "vulnId": "GCVE-1988-2026-0137",
          "x_vulnarchive": {
            "archiveUrl": "https://vuln.freearchive.org/archive/full-disclosure/2026/Aug/96",
            "automated": true,
            "contentSha256": "1cf8d2c5db456ca635e632c66da234db75b4b9ab7d593e5251eaa7d5b7786b04",
            "evidenceScore": 9,
            "messageId": "",
            "originalUrl": "https://seclists.org/fulldisclosure/2026/Aug/96",
            "policy": "vulnarchive-1",
            "sourceFormat": "text/html",
            "sourcePublishedAt": "2026-08-25T17:11:24Z"
          }
        }
      ]
    }
  },
  "cveMetadata": {
    "assignerOrgId": "4e2abfbf-4a2a-4b76-a4e0-d77c18ba156c",
    "assignerShortName": "VULNARCHIVE",
    "datePublished": "2026-09-07T13:20:22Z",
    "dateUpdated": "2026-09-09T10:08:09Z",
    "state": "PUBLISHED",
    "vulnId": "GCVE-1988-2026-0137"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2"
}