Vulnerability-Lookup

GHSA-6WWJ-PG79-RF37

Vulnerability from github – Published: 2026-02-20 06:30 – Updated: 2026-02-20 06:30

Details

A vulnerability was detected in Comfast CF-E7 2.6.0.9. The impacted element is the function sub_41ACCC of the file /cgi-bin/mbox-config?method=SET&section=ntp_timezone of the component webmggnt. Performing a manipulation of the argument timestr results in command injection. The attack is possible to be carried out remotely. The exploit is now public and may be used. The vendor was contacted early about this disclosure but did not respond in any way.

Severity ?

6.3 (Medium)


                  
                    CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L

2.1 (Low)


                  
                    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

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{
  "affected": [],
  "aliases": [
    "CVE-2026-2823"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-74",
      "CWE-77"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2026-02-20T05:17:53Z",
    "severity": "MODERATE"
  },
  "details": "A vulnerability was detected in Comfast CF-E7 2.6.0.9. The impacted element is the function sub_41ACCC of the file /cgi-bin/mbox-config?method=SET\u0026section=ntp_timezone of the component webmggnt. Performing a manipulation of the argument timestr results in command injection. The attack is possible to be carried out remotely. The exploit is now public and may be used. The vendor was contacted early about this disclosure but did not respond in any way.",
  "id": "GHSA-6wwj-pg79-rf37",
  "modified": "2026-02-20T06:30:39Z",
  "published": "2026-02-20T06:30:39Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-2823"
    },
    {
      "type": "WEB",
      "url": "https://github.com/jinhao118/cve/blob/main/ComFast%20Router_3.md"
    },
    {
      "type": "WEB",
      "url": "https://vuldb.com/?ctiid.346948"
    },
    {
      "type": "WEB",
      "url": "https://vuldb.com/?id.346948"
    },
    {
      "type": "WEB",
      "url": "https://vuldb.com/?submit.753871"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L",
      "type": "CVSS_V3"
    },
    {
      "score": "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/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X",
      "type": "CVSS_V4"
    }
  ]
}

CVE-2026-2823 (GCVE-0-2026-2823)

Vulnerability from cvelistv5 – Published: 2026-02-20 05:02 – Updated: 2026-02-23 10:30

Title

Comfast CF-E7 webmggnt mbox-config sub_41ACCC command injection

Summary

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

CWE-77 - Command Injection
CWE-74 - Injection

Assigner

VulDB

References

URL

Tags

	https://vuldb.com/?id.346948	vdb-entrytechnical-description
	https://vuldb.com/?ctiid.346948	signaturepermissions-required
	https://vuldb.com/?submit.753871	third-party-advisory
	https://github.com/jinhao118/cve/blob/main/ComFas…	exploit

Impacted products

	Vendor	Product	Version
	Comfast	CF-E7	Affected: 2.6.0.9 cpe:2.3:o:comfast:cf-e7_firmware::::::::

Credits

allanp0e (VulDB User)

Show details on NVD website

JSON

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{
  "containers": {
    "adp": [
      {
        "metrics": [
          {
            "other": {
              "content": {
                "id": "CVE-2026-2823",
                "options": [
                  {
                    "Exploitation": "poc"
                  },
                  {
                    "Automatable": "no"
                  },
                  {
                    "Technical Impact": "partial"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2026-02-20T14:53:00.549899Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2026-02-20T14:53:15.940Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
      }
    ],
    "cna": {
      "affected": [
        {
          "cpes": [
            "cpe:2.3:o:comfast:cf-e7_firmware:*:*:*:*:*:*:*:*"
          ],
          "modules": [
            "webmggnt"
          ],
          "product": "CF-E7",
          "vendor": "Comfast",
          "versions": [
            {
              "status": "affected",
              "version": "2.6.0.9"
            }
          ]
        }
      ],
      "credits": [
        {
          "lang": "en",
          "type": "reporter",
          "value": "allanp0e (VulDB User)"
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "A vulnerability was detected in Comfast CF-E7 2.6.0.9. The impacted element is the function sub_41ACCC of the file /cgi-bin/mbox-config?method=SET\u0026section=ntp_timezone of the component webmggnt. Performing a manipulation of the argument timestr results in command injection. The attack is possible to be carried out remotely. The exploit is now public and may be used. The vendor was contacted early about this disclosure but did not respond in any way."
        }
      ],
      "metrics": [
        {
          "cvssV4_0": {
            "baseScore": 5.3,
            "baseSeverity": "MEDIUM",
            "vectorString": "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",
            "version": "4.0"
          }
        },
        {
          "cvssV3_1": {
            "baseScore": 6.3,
            "baseSeverity": "MEDIUM",
            "vectorString": "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",
            "version": "3.1"
          }
        },
        {
          "cvssV3_0": {
            "baseScore": 6.3,
            "baseSeverity": "MEDIUM",
            "vectorString": "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",
            "version": "3.0"
          }
        },
        {
          "cvssV2_0": {
            "baseScore": 6.5,
            "vectorString": "AV:N/AC:L/Au:S/C:P/I:P/A:P/E:POC/RL:ND/RC:UR",
            "version": "2.0"
          }
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-77",
              "description": "Command Injection",
              "lang": "en",
              "type": "CWE"
            }
          ]
        },
        {
          "descriptions": [
            {
              "cweId": "CWE-74",
              "description": "Injection",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2026-02-23T10:30:48.632Z",
        "orgId": "1af790b2-7ee1-4545-860a-a788eba489b5",
        "shortName": "VulDB"
      },
      "references": [
        {
          "name": "VDB-346948 | Comfast CF-E7 webmggnt mbox-config sub_41ACCC command injection",
          "tags": [
            "vdb-entry",
            "technical-description"
          ],
          "url": "https://vuldb.com/?id.346948"
        },
        {
          "name": "VDB-346948 | CTI Indicators (IOB, IOC, TTP, IOA)",
          "tags": [
            "signature",
            "permissions-required"
          ],
          "url": "https://vuldb.com/?ctiid.346948"
        },
        {
          "name": "Submit #753871 | ComFast COMFAST CF-E7 V2.6.0.9 Command Injection",
          "tags": [
            "third-party-advisory"
          ],
          "url": "https://vuldb.com/?submit.753871"
        },
        {
          "tags": [
            "exploit"
          ],
          "url": "https://github.com/jinhao118/cve/blob/main/ComFast%20Router_3.md"
        }
      ],
      "timeline": [
        {
          "lang": "en",
          "time": "2026-02-19T00:00:00.000Z",
          "value": "Advisory disclosed"
        },
        {
          "lang": "en",
          "time": "2026-02-19T01:00:00.000Z",
          "value": "VulDB entry created"
        },
        {
          "lang": "en",
          "time": "2026-02-22T08:50:35.000Z",
          "value": "VulDB entry last update"
        }
      ],
      "title": "Comfast CF-E7 webmggnt mbox-config sub_41ACCC command injection"
    }
  },
  "cveMetadata": {
    "assignerOrgId": "1af790b2-7ee1-4545-860a-a788eba489b5",
    "assignerShortName": "VulDB",
    "cveId": "CVE-2026-2823",
    "datePublished": "2026-02-20T05:02:06.940Z",
    "dateReserved": "2026-02-19T17:22:19.708Z",
    "dateUpdated": "2026-02-23T10:30:48.632Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2"
}

Sightings

Author	Source	Type	Date

Nomenclature

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.

Detection rules are retrieved from Rulezet.

Action not permitted

GHSA-6WWJ-PG79-RF37

CVE-2026-2823 (GCVE-0-2026-2823)

Tags

Sightings

Nomenclature