CVE-2026-19790 (GCVE-0-2026-19790)

Vulnerability from cvelistv5 – Published: 2026-08-14 03:30 – Updated: 2026-08-14 03:30
VLAI
Title
Tenda G0 httpd Web Management module formSetPortMirror stack-based overflow
Summary
A vulnerability was identified in Tenda G0 up to 20260625. This issue affects the function formSetPortMirror of the file /goform/module of the component httpd Web Management Interface. Such manipulation of the argument portMirrorMirroredPorts leads to stack-based buffer overflow. The attack can be executed remotely. The exploit is publicly available and might be used.
Severity
8.7 (High)
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P
8.8 (High)
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:P/RL:X/RC:R
8.8 (High)
CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:P/RL:X/RC:R
CWE
Assigner
References
Impacted products
Vendor Product Version CPE status
Tenda G0 Affected: 20260625
    cpe:2.3:h:tenda:g0:*:*:*:*:*:*:*:*
Create a notification for this product.
Credits
stksgg (VulDB User)
Show details on NVD website
To clipboard 

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            "cpe:2.3:h:tenda:g0:*:*:*:*:*:*:*:*"
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          ],
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        }
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          "tags": [
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          "url": "https://www.tenda.com.cn/"
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          "time": "2026-08-13T02:00:00.000Z",
          "value": "VulDB entry created"
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          "lang": "en",
          "time": "2026-08-13T21:00:34.000Z",
          "value": "VulDB entry last update"
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      ],
      "title": "Tenda G0 httpd Web Management module formSetPortMirror stack-based overflow",
      "x_generator": [
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  "cveMetadata": {
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    "dateReserved": "2026-08-13T18:55:20.872Z",
    "dateUpdated": "2026-08-14T03:30:10.585Z",
    "state": "PUBLISHED"
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  }
}



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Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

Sightings

Author Source Type Date Other

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.