Vulnerability-Lookup

CVE-2026-18390 (GCVE-0-2026-18390)

Vulnerability from cvelistv5 – Published: 2026-10-12 13:57 – Updated: 2026-10-14 13:23

Title

Command Injection in Ministry of Justice's UYAP Document Editor

Summary

Improper neutralization of special elements used in an OS command ('OS command injection') vulnerability in Ministry of Justice General Directorate of Information Technology UYAP Document Editor on Windows and Linux and Ministry of Justice General Directorate of Information Technology UYAP Document Editor on iOS allows OS Command Injection. This issue affects UYAP Document Editor: before 5.4.20; UYAP Document Editor: before 5.4.21.

Severity

7.8 (High)


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

SSVC

Exploitation: none Automatable: no Technical Impact: total

CISA Coordinator · CISA-ADP (v2.0.3)

Decision recorded 2026-10-12 14:54 UTC

CWE

CWE-78 - Improper neutralization of special elements used in an OS command ('OS command injection')

Assigner

TR-CERT CNA under the mitre root

CNA scorecard C 75/100 over 270 records in the last 180 days details

References

1 reference

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

Impacted products

2 products

Vendor	Product	Version	CPE status
Ministry of Justice General Directorate of Information Technology	UYAP Document Editor	Affected: 0 , < 5.4.20 (semver)	guessed
Ministry of Justice General Directorate of Information Technology	UYAP Document Editor	Affected: 0 , < 5.4.21 (semver)	guessed

Date Public

2026-10-12 13:53

Credits

Mustafa Anıl YILDIRIM

Show details on NVD website

JSON

To clipboard

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FKIE_CVE-2026-18390

Vulnerability from fkie_nvd - Published: 2026-10-12 14:17 - Updated: 2026-10-14 14:17

Severity

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

Summary

References

	URL	Tags
	iletisim@usom.gov.tr	https://siberguvenlik.gov.tr/guvenlik-bildirimleri/detay/tr-26-1299

Impacted products

	Vendor	Product	Version

JSON

To clipboard

{
  "affected": [
    {
      "affectedData": [
        {
          "defaultStatus": "unaffected",
          "platforms": [
            "Windows",
            "Linux"
          ],
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          "vendor": "Ministry of Justice General Directorate of Information Technology",
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              "version": "0",
              "versionType": "semver"
            }
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        },
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            "iOS"
          ],
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              "version": "0",
              "versionType": "semver"
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    }
  ],
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GHSA-MWWG-R5RC-H3PJ

Vulnerability from github – Published: 2026-10-12 15:32 – Updated: 2026-10-12 15:32

Details

This issue affects UYAP Document Editor: before 5.4.20.

Severity

7.8 (High)


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

Show details on source website

JSON

To clipboard

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  "id": "GHSA-mwwg-r5rc-h3pj",
  "modified": "2026-10-12T15:32:19Z",
  "published": "2026-10-12T15:32:19Z",
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    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-18390"
    },
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      "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.

Vulnerability timeline

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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.
Browse all ATT&CK techniques and the vulnerabilities related to each.

Related by attack behaviour

Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.

Action not permitted

CVE-2026-18390 (GCVE-0-2026-18390)

FKIE_CVE-2026-18390

GHSA-MWWG-R5RC-H3PJ

Tags

Sightings

Nomenclature

Vulnerability timeline

Related by attack behaviour