Vulnerability-Lookup

PYSEC-2026-1254

Vulnerability from pysec - Published: 2026-07-07 14:34 - Updated: 2026-07-07 17:23

Details

Deserialization of untrusted data can occur in versions 2.4.0 or newer of the Cleanlab project, enabling a maliciously crafted datalab.pkl file to run arbitrary code on an end user’s system when the data directory is loaded.

Severity

7.8 (High)


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

8.6 (High)


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

Impacted products

Name	purl
cleanlab	pkg:pypi/cleanlab

Aliases

JSON

To clipboard

{
  "affected": [
    {
      "package": {
        "ecosystem": "PyPI",
        "name": "cleanlab",
        "purl": "pkg:pypi/cleanlab"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "2.4.0"
            },
            {
              "last_affected": "2.6.6"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "versions": [
        "2.4.0",
        "2.5.0",
        "2.6.0",
        "2.6.1",
        "2.6.2",
        "2.6.3",
        "2.6.4",
        "2.6.5",
        "2.6.6"
      ]
    }
  ],
  "aliases": [
    "CVE-2024-45857",
    "GHSA-8cm9-rrgc-4pcj"
  ],
  "details": "Deserialization of untrusted data can occur in versions 2.4.0 or newer of the Cleanlab project, enabling a maliciously crafted datalab.pkl file to run arbitrary code on an end user\u2019s system when the data directory is loaded.",
  "id": "PYSEC-2026-1254",
  "modified": "2026-07-07T17:23:55.206026Z",
  "published": "2026-07-07T14:34:40.749118Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2024-45857"
    },
    {
      "type": "PACKAGE",
      "url": "https://github.com/cleanlab/cleanlab"
    },
    {
      "type": "WEB",
      "url": "https://github.com/cleanlab/cleanlab/blob/v2.6.6/cleanlab/datalab/internal/serialize.py#L102-L138"
    },
    {
      "type": "WEB",
      "url": "https://hiddenlayer.com/sai-security-advisory/2024-09-cleanlab"
    },
    {
      "type": "PACKAGE",
      "url": "https://pypi.org/project/cleanlab"
    },
    {
      "type": "ADVISORY",
      "url": "https://github.com/advisories/GHSA-8cm9-rrgc-4pcj"
    }
  ],
  "severity": [
    {
      "score": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H",
      "type": "CVSS_V3"
    },
    {
      "score": "CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N",
      "type": "CVSS_V4"
    }
  ],
  "summary": "Cleanlab Deserialization of Untrusted Data vulnerability"
}

CVE-2024-45857 (GCVE-0-2024-45857)

Vulnerability from cvelistv5 – Published: 2024-09-12 12:53 – Updated: 2024-09-12 14:43

Summary

Severity

7.8 (High)


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

SSVC

Exploitation: poc Automatable: no Technical Impact: total

CISA Coordinator (v2.0.3)

CWE

CWE-502 - Deserialization of Untrusted Data

Assigner

HiddenLayer

References

1 reference

URL	Tags
https://hiddenlayer.com/sai-security-advisory/202…

Impacted products

2 products

Vendor	Product	Version
Cleanlab	cleanlab	Affected: 2.4.0 , ≤ * (semver)
cleanlab	cleanlab	Affected: 2.4 , ≤ * (semver) cpe:2.3:a:cleanlab:cleanlab::::::::

Show details on NVD website

JSON

To clipboard

{
  "containers": {
    "adp": [
      {
        "affected": [
          {
            "cpes": [
              "cpe:2.3:a:cleanlab:cleanlab:*:*:*:*:*:*:*:*"
            ],
            "defaultStatus": "unaffected",
            "product": "cleanlab",
            "vendor": "cleanlab",
            "versions": [
              {
                "lessThanOrEqual": "*",
                "status": "affected",
                "version": "2.4",
                "versionType": "semver"
              }
            ]
          }
        ],
        "metrics": [
          {
            "other": {
              "content": {
                "id": "CVE-2024-45857",
                "options": [
                  {
                    "Exploitation": "poc"
                  },
                  {
                    "Automatable": "no"
                  },
                  {
                    "Technical Impact": "total"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2024-09-12T14:41:32.414893Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2024-09-12T14:43:45.118Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
      }
    ],
    "cna": {
      "affected": [
        {
          "defaultStatus": "unaffected",
          "product": "cleanlab",
          "repo": "https://github.com/cleanlab/cleanlab",
          "vendor": "Cleanlab",
          "versions": [
            {
              "lessThanOrEqual": "*",
              "status": "affected",
              "version": "2.4.0",
              "versionType": "semver"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "supportingMedia": [
            {
              "base64": false,
              "type": "text/html",
              "value": "Deserialization of untrusted data can occur in versions 2.4.0 or newer of the Cleanlab project, enabling a maliciously crafted datalab.pkl file to run arbitrary code on an end user\u2019s system when the data directory is loaded."
            }
          ],
          "value": "Deserialization of untrusted data can occur in versions 2.4.0 or newer of the Cleanlab project, enabling a maliciously crafted datalab.pkl file to run arbitrary code on an end user\u2019s system when the data directory is loaded."
        }
      ],
      "impacts": [
        {
          "capecId": "CAPEC-586",
          "descriptions": [
            {
              "lang": "en",
              "value": "CAPEC-586 Object Injection"
            }
          ]
        }
      ],
      "metrics": [
        {
          "cvssV3_1": {
            "attackComplexity": "LOW",
            "attackVector": "LOCAL",
            "availabilityImpact": "HIGH",
            "baseScore": 7.8,
            "baseSeverity": "HIGH",
            "confidentialityImpact": "HIGH",
            "integrityImpact": "HIGH",
            "privilegesRequired": "NONE",
            "scope": "UNCHANGED",
            "userInteraction": "REQUIRED",
            "vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H",
            "version": "3.1"
          },
          "format": "CVSS",
          "scenarios": [
            {
              "lang": "en",
              "value": "GENERAL"
            }
          ]
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-502",
              "description": "CWE-502 Deserialization of Untrusted Data",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2024-09-12T12:53:43.963Z",
        "orgId": "6f8de1f0-f67e-45a6-b68f-98777fdb759c",
        "shortName": "HiddenLayer"
      },
      "references": [
        {
          "url": "https://hiddenlayer.com/sai-security-advisory/2024-09-cleanlab/"
        }
      ],
      "source": {
        "discovery": "UNKNOWN"
      },
      "x_generator": {
        "engine": "Vulnogram 0.2.0"
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "6f8de1f0-f67e-45a6-b68f-98777fdb759c",
    "assignerShortName": "HiddenLayer",
    "cveId": "CVE-2024-45857",
    "datePublished": "2024-09-12T12:53:43.963Z",
    "dateReserved": "2024-09-10T15:36:55.926Z",
    "dateUpdated": "2024-09-12T14:43:45.118Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1"
}

GHSA-8CM9-RRGC-4PCJ

Vulnerability from github – Published: 2024-09-12 15:33 – Updated: 2024-09-12 19:50

Summary

Cleanlab Deserialization of Untrusted Data vulnerability

Details

Severity

7.8 (High)


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

8.6 (High)


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

Show details on source website

JSON

To clipboard

{
  "affected": [
    {
      "package": {
        "ecosystem": "PyPI",
        "name": "cleanlab"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "2.4.0"
            },
            {
              "last_affected": "2.6.6"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    }
  ],
  "aliases": [
    "CVE-2024-45857"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-502"
    ],
    "github_reviewed": true,
    "github_reviewed_at": "2024-09-12T19:50:02Z",
    "nvd_published_at": "2024-09-12T13:15:16Z",
    "severity": "HIGH"
  },
  "details": "Deserialization of untrusted data can occur in versions 2.4.0 or newer of the Cleanlab project, enabling a maliciously crafted datalab.pkl file to run arbitrary code on an end user\u2019s system when the data directory is loaded.",
  "id": "GHSA-8cm9-rrgc-4pcj",
  "modified": "2024-09-12T19:50:02Z",
  "published": "2024-09-12T15:33:01Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2024-45857"
    },
    {
      "type": "PACKAGE",
      "url": "https://github.com/cleanlab/cleanlab"
    },
    {
      "type": "WEB",
      "url": "https://github.com/cleanlab/cleanlab/blob/v2.6.6/cleanlab/datalab/internal/serialize.py#L102-L138"
    },
    {
      "type": "WEB",
      "url": "https://hiddenlayer.com/sai-security-advisory/2024-09-cleanlab"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H",
      "type": "CVSS_V3"
    },
    {
      "score": "CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N",
      "type": "CVSS_V4"
    }
  ],
  "summary": "Cleanlab Deserialization of Untrusted Data vulnerability"
}

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

PYSEC-2026-1254

CVE-2024-45857 (GCVE-0-2024-45857)

GHSA-8CM9-RRGC-4PCJ

Tags

Sightings

Nomenclature