Vulnerability-Lookup

GHSA-7MJX-95CJ-9WPM

Vulnerability from github – Published: 2026-06-23 15:32 – Updated: 2026-06-23 15:32

Details

Because vendor contact attempts were unsuccessful, the vulnerability has only been confirmed in version 9.3.5u.6146_B20201023 but may also affect other versions.

Severity

9.4 (Critical)


                  
                    CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H

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{
  "affected": [],
  "aliases": [
    "CVE-2026-44089"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-121"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2026-06-23T13:16:40Z",
    "severity": "CRITICAL"
  },
  "details": "Totolink\u00a0EX1200L router is vulnerable to Buffer Overflow in the login functionality in\u00a0cgi-bin/cstecgi.cgi endpoint.\u00a0This vulnerability could be exploited to cause the program to crash and to execute code remotely. This allows the attacker to perform actions as root including reading and editing data, as well as bricking the router.\n\nBecause vendor contact attempts were unsuccessful, the vulnerability has only been confirmed in version 9.3.5u.6146_B20201023 but may also affect other versions.",
  "id": "GHSA-7mjx-95cj-9wpm",
  "modified": "2026-06-23T15:32:36Z",
  "published": "2026-06-23T15:32:36Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-44089"
    },
    {
      "type": "WEB",
      "url": "https://cert.pl/en/posts/2026/06/CVE-2026-44089"
    },
    {
      "type": "WEB",
      "url": "https://www.totolink.net/home/menu/detail/menu_listtpl/download/id/217/ids/36.html"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/E:X/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-2026-44089 (GCVE-0-2026-44089)

Vulnerability from cvelistv5 – Published: 2026-06-23 12:08 – Updated: 2026-06-23 13:32

Title

Buffer Overflow in Totolink EX1200L router

Summary

Totolink EX1200L router is vulnerable to Buffer Overflow in the login functionality in cgi-bin/cstecgi.cgi endpoint. This vulnerability could be exploited to cause the program to crash and to execute code remotely. This allows the attacker to perform actions as root including reading and editing data, as well as bricking the router. Because vendor contact attempts were unsuccessful, the vulnerability has only been confirmed in version 9.3.5u.6146_B20201023 but may also affect other versions.

Severity

9.4 (Critical)


                        
                          CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H

SSVC

Exploitation: none Automatable: no Technical Impact: total

CISA Coordinator (v2.0.3)

CWE

CWE-121 - Stack-based Buffer Overflow

Assigner

CERT-PL

References

2 references

URL	Tags
https://cert.pl/en/posts/2026/06/CVE-2026-44089	third-party-advisory
https://www.totolink.net/home/menu/detail/menu_li…	product

Impacted products

1 product

Vendor	Product	Version
Totolink	EX1200L	Affected: 9.3.5u.6146_B20201023 (custom)

Date Public

2026-06-23 09:07

Credits

Franciszek Malek

Show details on NVD website

JSON

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{
  "containers": {
    "adp": [
      {
        "metrics": [
          {
            "other": {
              "content": {
                "id": "CVE-2026-44089",
                "options": [
                  {
                    "Exploitation": "none"
                  },
                  {
                    "Automatable": "no"
                  },
                  {
                    "Technical Impact": "total"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2026-06-23T13:32:36.793478Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2026-06-23T13:32:50.690Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
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          "vendor": "Totolink",
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            }
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      "credits": [
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          "type": "finder",
          "value": "Franciszek Malek"
        }
      ],
      "datePublic": "2026-06-23T09:07:00.000Z",
      "descriptions": [
        {
          "lang": "en",
          "supportingMedia": [
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            }
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      "metrics": [
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            "Recovery": "NOT_DEFINED",
            "Safety": "NOT_DEFINED",
            "attackComplexity": "LOW",
            "attackRequirements": "NONE",
            "attackVector": "ADJACENT",
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            "vulnIntegrityImpact": "HIGH",
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          "descriptions": [
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      "providerMetadata": {
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      },
      "references": [
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          "tags": [
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          ],
          "url": "https://cert.pl/en/posts/2026/06/CVE-2026-44089"
        },
        {
          "tags": [
            "product"
          ],
          "url": "https://www.totolink.net/home/menu/detail/menu_listtpl/download/id/217/ids/36.html"
        }
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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.

Action not permitted

GHSA-7MJX-95CJ-9WPM

CVE-2026-44089 (GCVE-0-2026-44089)

Tags

Sightings

Nomenclature