Vulnerability-Lookup

CVE-2026-18771 (GCVE-0-2026-18771)

Vulnerability from cvelistv5 – Published: 2026-09-01 14:59 – Updated: 2026-09-01 15:52

Title

Missing Authentication for Critical Function in TMT Machine's Talassoft Industrial Management Software

Summary

Missing authentication for critical function vulnerability in TMT Machine Industry and Trade Ltd. Co. Talassoft Industrial Management Software allows Authentication Bypass. This issue affects Talassoft Industrial Management Software: from V4 before V.16.

Severity

7.5 (High)


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

SSVC

Exploitation: none Automatable: yes Technical Impact: partial

CISA Coordinator · CISA-ADP (v2.0.3)

Decision recorded 2026-09-01 15:50 UTC

CWE

CWE-306 - Missing authentication for critical function

Assigner

TR-CERT mitre root

References

1 reference

URL	Tags
https://siberguvenlik.gov.tr/guvenlik-bildirimler…	government-resource

Impacted products

1 product

Vendor	Product	Version	CPE status
TMT Machine Industry and Trade Ltd. Co.	Talassoft Industrial Management Software	Affected: V.4 , < V.16 (custom)	guessed

Date Public

2026-09-01 14:55

Credits

Efe Özel Cemil Sefa Özcan FORDEFENCE

Show details on NVD website

JSON

To clipboard

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FKIE_CVE-2026-18771

Vulnerability from fkie_nvd - Published: 2026-09-01 15:17 - Updated: 2026-09-01 16:16

Severity

7.5 (High) - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Summary

References

	URL	Tags
	iletisim@usom.gov.tr	https://siberguvenlik.gov.tr/guvenlik-bildirimleri/detay/tr-26-0965

Impacted products

	Vendor	Product	Version

JSON

To clipboard

{
  "affected": [
    {
      "affectedData": [
        {
          "defaultStatus": "unaffected",
          "product": "Talassoft Industrial Management Software",
          "vendor": "TMT Machine Industry and Trade Ltd. Co.",
          "versions": [
            {
              "lessThan": "V.16",
              "status": "affected",
              "version": "V.4",
              "versionType": "custom"
            }
          ]
        }
      ],
      "source": "iletisim@usom.gov.tr"
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
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        "impactScore": 3.6,
        "source": "iletisim@usom.gov.tr",
        "type": "Secondary"
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GHSA-2369-QR3G-MG2M

Vulnerability from github – Published: 2026-09-01 15:31 – Updated: 2026-09-01 15:31

Details

Missing authentication for critical function vulnerability in TMT Machine Industry and Trade Ltd. Co. Talassoft Industrial Management Software allows Authentication Bypass.

This issue affects Talassoft Industrial Management Software: from V4 before V.16.

Severity

7.5 (High)


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

Show details on source website

JSON

To clipboard

{
  "affected": [],
  "aliases": [
    "CVE-2026-18771"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-306"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2026-09-01T15:17:13Z",
    "severity": "HIGH"
  },
  "details": "Missing authentication for critical function vulnerability in TMT Machine Industry and Trade Ltd. Co. Talassoft Industrial Management Software allows Authentication Bypass.\n\nThis issue affects Talassoft Industrial Management Software: from V4 before V.16.",
  "id": "GHSA-2369-qr3g-mg2m",
  "modified": "2026-09-01T15:31:13Z",
  "published": "2026-09-01T15:31:13Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-18771"
    },
    {
      "type": "WEB",
      "url": "https://siberguvenlik.gov.tr/guvenlik-bildirimleri/detay/tr-26-0965"
    }
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  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
      "type": "CVSS_V3"
    }
  ]
}

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.

The MITRE ATT&CK techniques below are AI-generated suggestions, inferred from the description of the vulnerability by the CIRCL/vulnerability-attack-technique-classification-roberta-base model, served locally by ML-Gateway. They have not been verified by an analyst and are provided for guidance only.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.

Action not permitted

CVE-2026-18771 (GCVE-0-2026-18771)

FKIE_CVE-2026-18771

GHSA-2369-QR3G-MG2M

Tags

Sightings

Nomenclature