Vulnerability-Lookup

GHSA-HRMX-9VMM-XJ23

Vulnerability from github – Published: 2026-01-20 09:30 – Updated: 2026-01-20 09:30

Details

On an instance of TwinCAT 3 HMI Server running on a device an authenticated administrator can inject arbitrary content into the custom CSS field which is persisted on the device and later returned via the login page and error page.

Severity

5.5 (Medium)


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

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{
  "affected": [],
  "aliases": [
    "CVE-2025-41768"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-79"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2026-01-20T09:15:59Z",
    "severity": "MODERATE"
  },
  "details": "On an instance of TwinCAT 3 HMI Server running on a device an authenticated administrator can inject arbitrary content into the custom CSS field which is persisted on the device and later returned via the login page and error page.",
  "id": "GHSA-hrmx-9vmm-xj23",
  "modified": "2026-01-20T09:30:20Z",
  "published": "2026-01-20T09:30:20Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2025-41768"
    },
    {
      "type": "WEB",
      "url": "https://certvde.com/de/advisories/VDE-2025-106"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:L/I:L/A:N",
      "type": "CVSS_V3"
    }
  ]
}

CVE-2025-41768 (GCVE-0-2025-41768)

Vulnerability from cvelistv5 – Published: 2026-01-20 08:02 – Updated: 2026-02-12 09:00

Title

Beckhoff: XSS Vulnerability in TwinCAT 3 HMI Server

Summary

An high privileged remote attacker can inject arbitrary content into the custom CSS field on the affected devices due to improper neutralization of input during web page generation ('Cross-site Scripting').

Severity

5.5 (Medium)


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

CWE

CWE-79 - Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

Assigner

CERTVDE

References

1 reference

URL	Tags
https://certvde.com/de/advisories/VDE-2025-106

Impacted products

3 products

Vendor	Product	Version
Beckhoff Automation	TwinCAT.HMI.Server	Affected: 0.0.0 , < 14.4.267 (semver)
Beckhoff Automation	TF2000-HMI-Server	Affected: 0.0.0 , < 14.4.267 (semver)
Beckhoff Automation	tf2000-hmi-server	Affected: 0.0.0 , < 14.4.267 (semver)

Credits

Roby Firnando Yusuf from Jeonbuk National University

Show details on NVD website

JSON

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  "containers": {
    "adp": [
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        "metrics": [
          {
            "other": {
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                "id": "CVE-2025-41768",
                "options": [
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                    "Exploitation": "none"
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                  {
                    "Automatable": "no"
                  },
                  {
                    "Technical Impact": "partial"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2026-01-20T19:30:51.378202Z",
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        "providerMetadata": {
          "dateUpdated": "2026-01-20T19:32:34.439Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
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        "title": "CISA ADP Vulnrichment"
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    "cna": {
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          "product": "TwinCAT.HMI.Server",
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            "confidentialityImpact": "LOW",
            "integrityImpact": "LOW",
            "privilegesRequired": "HIGH",
            "scope": "CHANGED",
            "userInteraction": "NONE",
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      ],
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        "defect": [
          "CERT@VDE#641900"
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        "discovery": "UNKNOWN"
      },
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  "cveMetadata": {
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    "datePublished": "2026-01-20T08:02:53.356Z",
    "dateReserved": "2025-04-16T11:18:45.761Z",
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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-HRMX-9VMM-XJ23

CVE-2025-41768 (GCVE-0-2025-41768)

Tags

Sightings

Nomenclature