Vulnerability-Lookup

CVE-2026-5203 (GCVE-0-2026-5203)

Vulnerability from cvelistv5 – Published: 2026-03-31 15:45 – Updated: 2026-03-31 17:35 X_Open Source

Title

CMS Made Simple UserGuide Module XML Import class.UserGuideImporterExporter.php _copyFilesToFolder path traversal

Summary

A vulnerability was found in CMS Made Simple up to 2.2.22. This impacts the function _copyFilesToFolder in the library modules/UserGuide/lib/class.UserGuideImporterExporter.php of the component UserGuide Module XML Import. The manipulation results in path traversal. It is possible to launch the attack remotely. The exploit has been made public and could be used. This issue has been reported early to the project. They confirmed, that "this has already been discovered and fixed for the next release."

Severity

5.1 (Medium)


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

4.7 (Medium)


                        
                          CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R

4.7 (Medium)


                        
                          CVSS:3.0/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R

SSVC

Exploitation: poc Automatable: no Technical Impact: partial

CISA Coordinator (v2.0.3)

CWE

CWE-22 - Path Traversal

Assigner

VulDB

References

4 references

URL	Tags
https://vuldb.com/vuln/354331	vdb-entrytechnical-description
https://vuldb.com/vuln/354331/cti	signaturepermissions-required
https://vuldb.com/submit/772855	third-party-advisory
https://drive.proton.me/urls/Q0JHZ339BW#X9P2G3Guwvwa	exploit

Impacted products

1 product

Vendor	Product	Version
n/a	CMS Made Simple	Affected: 2.2.0 Affected: 2.2.1 Affected: 2.2.2 Affected: 2.2.3 Affected: 2.2.4 Affected: 2.2.5 Affected: 2.2.6 Affected: 2.2.7 Affected: 2.2.8 Affected: 2.2.9 Affected: 2.2.10 Affected: 2.2.11 Affected: 2.2.12 Affected: 2.2.13 Affected: 2.2.14 Affected: 2.2.15 Affected: 2.2.16 Affected: 2.2.17 Affected: 2.2.18 Affected: 2.2.19 Affected: 2.2.20 Affected: 2.2.21 Affected: 2.2.22 cpe:2.3:a:cms_made_simple:cms_made_simple::::::::

Credits

caginkyr (VulDB User)

Show details on NVD website

JSON

To clipboard

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FKIE_CVE-2026-5203

Vulnerability from fkie_nvd - Published: 2026-03-31 16:16 - Updated: 2026-04-29 01:00

Severity

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

Summary

References

	URL	Tags
	cna@vuldb.com	https://drive.proton.me/urls/Q0JHZ339BW#X9P2G3Guwvwa
	cna@vuldb.com	https://vuldb.com/submit/772855
	cna@vuldb.com	https://vuldb.com/vuln/354331
	cna@vuldb.com	https://vuldb.com/vuln/354331/cti

Impacted products

	Vendor	Product	Version

JSON

To clipboard

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    }
  ],
  "id": "CVE-2026-5203",
  "lastModified": "2026-04-29T01:00:01.613",
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          "attackComplexity": "LOW",
          "attackRequirements": "NONE",
          "attackVector": "NETWORK",
          "availabilityRequirement": "NOT_DEFINED",
          "baseScore": 2.0,
          "baseSeverity": "LOW",
          "confidentialityRequirement": "NOT_DEFINED",
          "exploitMaturity": "PROOF_OF_CONCEPT",
          "integrityRequirement": "NOT_DEFINED",
          "modifiedAttackComplexity": "NOT_DEFINED",
          "modifiedAttackRequirements": "NOT_DEFINED",
          "modifiedAttackVector": "NOT_DEFINED",
          "modifiedPrivilegesRequired": "NOT_DEFINED",
          "modifiedSubAvailabilityImpact": "NOT_DEFINED",
          "modifiedSubConfidentialityImpact": "NOT_DEFINED",
          "modifiedSubIntegrityImpact": "NOT_DEFINED",
          "modifiedUserInteraction": "NOT_DEFINED",
          "modifiedVulnAvailabilityImpact": "NOT_DEFINED",
          "modifiedVulnConfidentialityImpact": "NOT_DEFINED",
          "modifiedVulnIntegrityImpact": "NOT_DEFINED",
          "privilegesRequired": "HIGH",
          "providerUrgency": "NOT_DEFINED",
          "subAvailabilityImpact": "NONE",
          "subConfidentialityImpact": "NONE",
          "subIntegrityImpact": "NONE",
          "userInteraction": "NONE",
          "valueDensity": "NOT_DEFINED",
          "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P/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",
          "version": "4.0",
          "vulnAvailabilityImpact": "LOW",
          "vulnConfidentialityImpact": "LOW",
          "vulnIntegrityImpact": "LOW",
          "vulnerabilityResponseEffort": "NOT_DEFINED"
        },
        "source": "cna@vuldb.com",
        "type": "Secondary"
      }
    ]
  },
  "published": "2026-03-31T16:16:35.723",
  "references": [
    {
      "source": "cna@vuldb.com",
      "url": "https://drive.proton.me/urls/Q0JHZ339BW#X9P2G3Guwvwa"
    },
    {
      "source": "cna@vuldb.com",
      "url": "https://vuldb.com/submit/772855"
    },
    {
      "source": "cna@vuldb.com",
      "url": "https://vuldb.com/vuln/354331"
    },
    {
      "source": "cna@vuldb.com",
      "url": "https://vuldb.com/vuln/354331/cti"
    }
  ],
  "sourceIdentifier": "cna@vuldb.com",
  "vulnStatus": "Deferred",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-22"
        }
      ],
      "source": "cna@vuldb.com",
      "type": "Primary"
    }
  ]
}

GHSA-6C3W-CF6G-QMGH

Vulnerability from github – Published: 2026-03-31 18:31 – Updated: 2026-03-31 18:31

Details

Severity

4.7 (Medium)


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

2.0 (Low)


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

Show details on source website

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To clipboard

{
  "affected": [],
  "aliases": [
    "CVE-2026-5203"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-22"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2026-03-31T16:16:35Z",
    "severity": "MODERATE"
  },
  "details": "A vulnerability was found in CMS Made Simple up to 2.2.22. This impacts the function _copyFilesToFolder in the library modules/UserGuide/lib/class.UserGuideImporterExporter.php of the component UserGuide Module XML Import. The manipulation results in path traversal. It is possible to launch the attack remotely. The exploit has been made public and could be used. This issue has been reported early to the project. They confirmed, that \"this has already been discovered and fixed for the next release.\"",
  "id": "GHSA-6c3w-cf6g-qmgh",
  "modified": "2026-03-31T18:31:31Z",
  "published": "2026-03-31T18:31:31Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-5203"
    },
    {
      "type": "WEB",
      "url": "https://drive.proton.me/urls/Q0JHZ339BW#X9P2G3Guwvwa"
    },
    {
      "type": "WEB",
      "url": "https://vuldb.com/submit/772855"
    },
    {
      "type": "WEB",
      "url": "https://vuldb.com/vuln/354331"
    },
    {
      "type": "WEB",
      "url": "https://vuldb.com/vuln/354331/cti"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:L/A:L",
      "type": "CVSS_V3"
    },
    {
      "score": "CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P/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"
    }
  ]
}

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

CVE-2026-5203 (GCVE-0-2026-5203)

FKIE_CVE-2026-5203

GHSA-6C3W-CF6G-QMGH

Tags

Sightings

Nomenclature