Vulnerability-Lookup

GHSA-R9F4-H79V-5P47

Vulnerability from github – Published: 2026-04-17 18:31 – Updated: 2026-04-17 18:31

Details

An attacker with network access to the PLC is able to brute force discover passwords to gain unauthorized access to systems and services. The limited password complexity and no password input limiters makes brute force password enumeration possible.

Severity ?

9.1 (Critical)


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

9.3 (Critical)


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

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JSON

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{
  "affected": [],
  "aliases": [
    "CVE-2026-6284"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-521"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2026-04-17T16:17:07Z",
    "severity": "CRITICAL"
  },
  "details": "An attacker with network access to the PLC is able to brute force discover passwords to gain unauthorized access to systems and services. The limited password complexity and no password input limiters makes brute force password enumeration possible.",
  "id": "GHSA-r9f4-h79v-5p47",
  "modified": "2026-04-17T18:31:51Z",
  "published": "2026-04-17T18:31:51Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-6284"
    },
    {
      "type": "WEB",
      "url": "https://github.com/cisagov/CSAF/blob/develop/csaf_files/OT/white/2026/icsa-26-106-02.json"
    },
    {
      "type": "WEB",
      "url": "https://hornerautomation.com/cscape-software-free/cscape-software"
    },
    {
      "type": "WEB",
      "url": "https://www.cisa.gov/news-events/ics-advisories/icsa-26-106-02"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N",
      "type": "CVSS_V3"
    },
    {
      "score": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N/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-2026-6284 (GCVE-0-2026-6284)

Vulnerability from cvelistv5 – Published: 2026-04-17 15:14 – Updated: 2026-04-20 14:58

Title

Horner Automation Cscape and XL4, XL7 PLC Weak password requirements

Summary

Severity ?

9.3 (Critical)


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

9.1 (Critical)


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

CWE

CWE-521

Assigner

icscert

References

URL

Tags

	https://hornerautomation.com/cscape-software-free…
	https://www.cisa.gov/news-events/ics-advisories/i…
	https://github.com/cisagov/CSAF/blob/develop/csaf…

Impacted products

Vendor

Product

Version

Horner Automation

Cscape

Affected: 10.0

	Horner Automation	XL7 PLC	Affected: 15.60
	Horner Automation	XL4 PLC	Affected: 16.32.0

Date Public ?

2026-04-16 17:00

Credits

An anonymous researcher reported this vulnerability to CISA

Show details on NVD website

JSON

To clipboard

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  "containers": {
    "adp": [
      {
        "metrics": [
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            "other": {
              "content": {
                "id": "CVE-2026-6284",
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                  },
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}

Sightings

Author	Source	Type	Date

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-R9F4-H79V-5P47

CVE-2026-6284 (GCVE-0-2026-6284)

Tags

Sightings

Nomenclature