CVE-2026-6799 (GCVE-0-2026-6799)

Vulnerability from cvelistv5 – Published: 2026-04-21 21:00 – Updated: 2026-04-21 21:00
VLAI?
Title
Comfast CF-N1-S Endpoint mbox-config command injection
Summary
A security flaw has been discovered in Comfast CF-N1-S 2.6.0.1. Affected by this issue is some unknown functionality of the file /cgi-bin/mbox-config?method=SET&section=ping_config of the component Endpoint. Performing a manipulation of the argument destination results in command injection. The attack can be initiated remotely. The exploit has been released to the public and may be used for attacks. The vendor was contacted early about this disclosure but did not respond in any way.
Severity ?
5.3 (Medium)
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P
6.3 (Medium)
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R
6.3 (Medium)
CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R
CWE
Assigner
References
Impacted products
Vendor Product Version
Comfast CF-N1-S Affected: 2.6.0.1
Create a notification for this product.
Credits
xxyNB (VulDB User) VulDB CNA Team
Show details on NVD website
To clipboard 

{
  "containers": {
    "cna": {
      "affected": [
        {
          "modules": [
            "Endpoint"
          ],
          "product": "CF-N1-S",
          "vendor": "Comfast",
          "versions": [
            {
              "status": "affected",
              "version": "2.6.0.1"
            }
          ]
        }
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          "type": "reporter",
          "value": "xxyNB (VulDB User)"
        },
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          "type": "coordinator",
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        }
      ],
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        }
      ],
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      "providerMetadata": {
        "dateUpdated": "2026-04-21T21:00:21.078Z",
        "orgId": "1af790b2-7ee1-4545-860a-a788eba489b5",
        "shortName": "VulDB"
      },
      "references": [
        {
          "name": "VDB-358492 | Comfast CF-N1-S Endpoint mbox-config command injection",
          "tags": [
            "vdb-entry",
            "technical-description"
          ],
          "url": "https://vuldb.com/vuln/358492"
        },
        {
          "name": "VDB-358492 | CTI Indicators (IOB, IOC, TTP, IOA)",
          "tags": [
            "signature",
            "permissions-required"
          ],
          "url": "https://vuldb.com/vuln/358492/cti"
        },
        {
          "name": "Submit #795203 | Comfast CF-N1-S V2.6.0.1 Authenticated Command Injection",
          "tags": [
            "third-party-advisory"
          ],
          "url": "https://vuldb.com/submit/795203"
        },
        {
          "tags": [
            "exploit"
          ],
          "url": "https://github.com/Blackhole23-Lab/-/blob/main/Comfast-CF-N1-S-Router-VUDB.md"
        }
      ],
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          "time": "2026-04-21T00:00:00.000Z",
          "value": "Advisory disclosed"
        },
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          "lang": "en",
          "time": "2026-04-21T02:00:00.000Z",
          "value": "VulDB entry created"
        },
        {
          "lang": "en",
          "time": "2026-04-21T16:48:47.000Z",
          "value": "VulDB entry last update"
        }
      ],
      "title": "Comfast CF-N1-S Endpoint mbox-config command injection"
    }
  },
  "cveMetadata": {
    "assignerOrgId": "1af790b2-7ee1-4545-860a-a788eba489b5",
    "assignerShortName": "VulDB",
    "cveId": "CVE-2026-6799",
    "datePublished": "2026-04-21T21:00:21.078Z",
    "dateReserved": "2026-04-21T14:43:41.714Z",
    "dateUpdated": "2026-04-21T21:00:21.078Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2",
  "vulnerability-lookup:meta": {
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  }
}


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  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.



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