Vulnerability-Lookup

CVE-2026-80138 (GCVE-0-2026-80138)

Vulnerability from cvelistv5 – Published: 2026-08-25 22:12 – Updated: 2026-08-26 12:23

Title

ClipBucket V5 5.5.1 through 5.5.3-#153 OS Command Injection via Installer php_cli_filepath Parameter

Summary

ClipBucket V5's web installer fails to properly validate or escape the php_cli_filepath parameter before passing it to shell execution. Unauthenticated attackers can submit a crafted POST request to the installer with a malicious php_cli_filepath value to execute arbitrary commands as the web server user.

Severity

9.2 (Critical)


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

9.8 (Critical)


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

SSVC

Exploitation: none Automatable: yes Technical Impact: total

CISA Coordinator · CISA-ADP (v2.0.3)

Decision recorded 2026-08-26 12:23 UTC

CWE

CWE-78 - Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')

Assigner

VulnCheck mitre root

References

5 references

URL	Tags
https://github.com/MacWarrior/clipbucket-v5	product
https://github.com/MacWarrior/clipbucket-v5/commi…	patch
https://github.com/MacWarrior/clipbucket-v5/blob/…	technical-description
https://github.com/MacWarrior/clipbucket-v5/blob/…	technical-description
https://www.vulncheck.com/advisories/clipbucket-v…	third-party-advisory

Impacted products

1 product

Vendor	Product	Version	CPE status
MacWarrior	clipbucket-v5	Affected: 5.5.1 , ≤ 5.5.3-#153 (custom) cpe:2.3:a:clip-bucket:clipbucket::::::::

Date Public

2026-08-20 00:00

Credits

Adam Nurudini

Show details on NVD website

JSON

To clipboard

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FKIE_CVE-2026-80138

Vulnerability from fkie_nvd - Published: 2026-08-25 23:17 - Updated: 2026-08-26 13:19

Severity

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

Summary

References

	URL	Tags
	disclosure@vulncheck.com	https://github.com/MacWarrior/clipbucket-v5
	disclosure@vulncheck.com	https://github.com/MacWarrior/clipbucket-v5/blob/5.5.3-%23153/upload/cb_install/functions_install.php
	disclosure@vulncheck.com	https://github.com/MacWarrior/clipbucket-v5/blob/5.5.3-%23153/upload/includes/classes/system.class.php
	disclosure@vulncheck.com	https://github.com/MacWarrior/clipbucket-v5/commit/36e7c6cfd81f62a091d2aeef96a8fc2fc2d85dc4
	disclosure@vulncheck.com	https://www.vulncheck.com/advisories/clipbucket-v5-5.5.1-through-5.5.3-153-os-command-injection-via-installer-php-cli-filepath-parameter

Impacted products

	Vendor	Product	Version

JSON

To clipboard

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          "role": "CISA Coordinator",
          "timestamp": "2026-08-26T12:23:42.630366Z",
          "version": "2.0.3"
        }
      }
    ]
  },
  "published": "2026-08-25T23:17:59.860",
  "references": [
    {
      "source": "disclosure@vulncheck.com",
      "url": "https://github.com/MacWarrior/clipbucket-v5"
    },
    {
      "source": "disclosure@vulncheck.com",
      "url": "https://github.com/MacWarrior/clipbucket-v5/blob/5.5.3-%23153/upload/cb_install/functions_install.php"
    },
    {
      "source": "disclosure@vulncheck.com",
      "url": "https://github.com/MacWarrior/clipbucket-v5/blob/5.5.3-%23153/upload/includes/classes/system.class.php"
    },
    {
      "source": "disclosure@vulncheck.com",
      "url": "https://github.com/MacWarrior/clipbucket-v5/commit/36e7c6cfd81f62a091d2aeef96a8fc2fc2d85dc4"
    },
    {
      "source": "disclosure@vulncheck.com",
      "url": "https://www.vulncheck.com/advisories/clipbucket-v5-5.5.1-through-5.5.3-153-os-command-injection-via-installer-php-cli-filepath-parameter"
    }
  ],
  "sourceIdentifier": "disclosure@vulncheck.com",
  "vulnStatus": "Received",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-78"
        }
      ],
      "source": "disclosure@vulncheck.com",
      "type": "Secondary"
    }
  ]
}

GHSA-H7WF-MRFW-7FXQ

Vulnerability from github – Published: 2026-08-26 00:31 – Updated: 2026-08-26 00:31

Details

Severity

9.8 (Critical)


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

9.2 (Critical)


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

Show details on source website

JSON

To clipboard

{
  "affected": [],
  "aliases": [
    "CVE-2026-80138"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-78"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2026-08-25T23:17:59Z",
    "severity": "CRITICAL"
  },
  "details": "ClipBucket V5\u0027s web installer fails to properly validate or escape the php_cli_filepath parameter before passing it to shell execution. Unauthenticated attackers can submit a crafted POST request to the installer with a malicious php_cli_filepath value to execute arbitrary commands as the web server user.",
  "id": "GHSA-h7wf-mrfw-7fxq",
  "modified": "2026-08-26T00:31:04Z",
  "published": "2026-08-26T00:31:04Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-80138"
    },
    {
      "type": "WEB",
      "url": "https://github.com/MacWarrior/clipbucket-v5/commit/36e7c6cfd81f62a091d2aeef96a8fc2fc2d85dc4"
    },
    {
      "type": "WEB",
      "url": "https://github.com/MacWarrior/clipbucket-v5"
    },
    {
      "type": "WEB",
      "url": "https://github.com/MacWarrior/clipbucket-v5/blob/5.5.3-%23153/upload/cb_install/functions_install.php"
    },
    {
      "type": "WEB",
      "url": "https://github.com/MacWarrior/clipbucket-v5/blob/5.5.3-%23153/upload/includes/classes/system.class.php"
    },
    {
      "type": "WEB",
      "url": "https://www.vulncheck.com/advisories/clipbucket-v5-5.5.1-through-5.5.3-153-os-command-injection-via-installer-php-cli-filepath-parameter"
    }
  ],
  "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:H",
      "type": "CVSS_V3"
    },
    {
      "score": "CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:H/VI:H/VA:H/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"
    }
  ]
}

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.

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.

Action not permitted

CVE-2026-80138 (GCVE-0-2026-80138)

FKIE_CVE-2026-80138

GHSA-H7WF-MRFW-7FXQ

Tags

Sightings

Nomenclature