Vulnerability-Lookup

GHSA-4JRH-Q927-MVFJ

Vulnerability from github – Published: 2026-05-08 21:31 – Updated: 2026-05-11 18:31

Details

Insufficient input validation of the plugin parameter of the create_user plugin allows arbitrary Perl code execution on behalf of the already authenticated account's system user.

Severity ?

8.8 (High)


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

5.3 (Medium)


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

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{
  "affected": [],
  "aliases": [
    "CVE-2026-29202"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-20",
      "CWE-94"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2026-05-08T19:16:30Z",
    "severity": "HIGH"
  },
  "details": "Insufficient input validation of the `plugin` parameter of the `create_user` plugin allows arbitrary Perl code execution on behalf of the already authenticated account\u0027s system user.",
  "id": "GHSA-4jrh-q927-mvfj",
  "modified": "2026-05-11T18:31:37Z",
  "published": "2026-05-08T21:31:25Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-29202"
    },
    {
      "type": "WEB",
      "url": "https://support.cpanel.net/hc/en-us/articles/40311426610327-Security-CVE-2026-29202-cPanel-WHM-WP2-Security-Update-May-08-2026"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
      "type": "CVSS_V3"
    },
    {
      "score": "CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/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-2026-29202 (GCVE-0-2026-29202)

Vulnerability from cvelistv5 – Published: 2026-05-08 18:51 – Updated: 2026-05-13 22:03

Summary

Insufficient input validation of the `plugin` parameter of the `create_user` plugin allows arbitrary Perl code execution on behalf of the already authenticated account's system user.

Severity ?

5.3 (Medium)


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

CWE

CWE-94 - Code Injection

Assigner

hackerone

References

1 reference

URL	Tags
https://support.cpanel.net/hc/en-us/articles/4031…

Impacted products

3 products

Vendor	Product	Version
WebPros	cPanel	Affected: 11.136.0.0 , < 11.136.0.9 (semver) Affected: 11.134.0.0 , < 11.134.0.25 (semver) Affected: 11.132.0.0 , < 11.132.0.31 (semver) Affected: 11.130.0.0 , < 11.130.0.22 (semver) Affected: 11.126.0.0 , < 11.126.0.58 (semver) Affected: 11.124.0.0 , < 11.124.0.37 (semver) Affected: 11.118.0.0 , < 11.118.0.66 (semver) Affected: 11.110.0.0 , < 11.110.0.117 (semver) Affected: 11.102.0.0 , < 11.102.0.41 (semver) Affected: 11.94.0.0 , < 11.94.0.30 (semver) Affected: 11.86.0.0 , < 11.86.0.43 (semver)
WebPros	cPanel (CloudLinux 6, CentOS 6)	Affected: 11.110.0.0 , < 11.110.0.116 (semver)
WebPros	WP Squared	Affected: 11.136.1.0 , < 11.136.1.11 (semver)

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JSON

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{
  "containers": {
    "adp": [
      {
        "metrics": [
          {
            "cvssV3_1": {
              "attackComplexity": "LOW",
              "attackVector": "NETWORK",
              "availabilityImpact": "HIGH",
              "baseScore": 8.8,
              "baseSeverity": "HIGH",
              "confidentialityImpact": "HIGH",
              "integrityImpact": "HIGH",
              "privilegesRequired": "LOW",
              "scope": "UNCHANGED",
              "userInteraction": "NONE",
              "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
              "version": "3.1"
            }
          },
          {
            "other": {
              "content": {
                "id": "CVE-2026-29202",
                "options": [
                  {
                    "Exploitation": "none"
                  },
                  {
                    "Automatable": "no"
                  },
                  {
                    "Technical Impact": "total"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2026-05-08T00:00:00+00:00",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2026-05-09T03:56:06.386Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
      }
    ],
    "cna": {
      "affected": [
        {
          "defaultStatus": "unaffected",
          "product": "cPanel",
          "vendor": "WebPros",
          "versions": [
            {
              "lessThan": "11.136.0.9",
              "status": "affected",
              "version": "11.136.0.0",
              "versionType": "semver"
            },
            {
              "lessThan": "11.134.0.25",
              "status": "affected",
              "version": "11.134.0.0",
              "versionType": "semver"
            },
            {
              "lessThan": "11.132.0.31",
              "status": "affected",
              "version": "11.132.0.0",
              "versionType": "semver"
            },
            {
              "lessThan": "11.130.0.22",
              "status": "affected",
              "version": "11.130.0.0",
              "versionType": "semver"
            },
            {
              "lessThan": "11.126.0.58",
              "status": "affected",
              "version": "11.126.0.0",
              "versionType": "semver"
            },
            {
              "lessThan": "11.124.0.37",
              "status": "affected",
              "version": "11.124.0.0",
              "versionType": "semver"
            },
            {
              "lessThan": "11.118.0.66",
              "status": "affected",
              "version": "11.118.0.0",
              "versionType": "semver"
            },
            {
              "lessThan": "11.110.0.117",
              "status": "affected",
              "version": "11.110.0.0",
              "versionType": "semver"
            },
            {
              "lessThan": "11.102.0.41",
              "status": "affected",
              "version": "11.102.0.0",
              "versionType": "semver"
            },
            {
              "lessThan": "11.94.0.30",
              "status": "affected",
              "version": "11.94.0.0",
              "versionType": "semver"
            },
            {
              "lessThan": "11.86.0.43",
              "status": "affected",
              "version": "11.86.0.0",
              "versionType": "semver"
            }
          ]
        },
        {
          "defaultStatus": "unaffected",
          "product": "cPanel (CloudLinux 6, CentOS 6)",
          "vendor": "WebPros",
          "versions": [
            {
              "lessThan": "11.110.0.116",
              "status": "affected",
              "version": "11.110.0.0",
              "versionType": "semver"
            }
          ]
        },
        {
          "defaultStatus": "unaffected",
          "product": "WP Squared",
          "vendor": "WebPros",
          "versions": [
            {
              "lessThan": "11.136.1.11",
              "status": "affected",
              "version": "11.136.1.0",
              "versionType": "semver"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "Insufficient input validation of the `plugin` parameter of the `create_user` plugin allows arbitrary Perl code execution on behalf of the already authenticated account\u0027s system user."
        }
      ],
      "metrics": [
        {
          "cvssV4_0": {
            "baseScore": 5.3,
            "baseSeverity": "MEDIUM",
            "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N",
            "version": "4.0"
          }
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-94",
              "description": "CWE-94 Code Injection",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2026-05-13T22:03:15.187Z",
        "orgId": "36234546-b8fa-4601-9d6f-f4e334aa8ea1",
        "shortName": "hackerone"
      },
      "references": [
        {
          "url": "https://support.cpanel.net/hc/en-us/articles/40311426610327-Security-CVE-2026-29202-cPanel-WHM-WP2-Security-Update-May-08-2026"
        }
      ]
    }
  },
  "cveMetadata": {
    "assignerOrgId": "36234546-b8fa-4601-9d6f-f4e334aa8ea1",
    "assignerShortName": "hackerone",
    "cveId": "CVE-2026-29202",
    "datePublished": "2026-05-08T18:51:05.585Z",
    "dateReserved": "2026-03-04T15:00:09.267Z",
    "dateUpdated": "2026-05-13T22:03:15.187Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2"
}

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-4JRH-Q927-MVFJ

CVE-2026-29202 (GCVE-0-2026-29202)

Tags

Sightings

Nomenclature