Vulnerability-Lookup

PYSEC-2026-374

Vulnerability from pysec - Published: 2026-06-29 11:50 - Updated: 2026-06-29 12:05

Details

langchain_experimental (aka LangChain Experimental) 0.1.17 through 0.3.0 for LangChain allows attackers to execute arbitrary code through sympy.sympify (which uses eval) in LLMSymbolicMathChain. LLMSymbolicMathChain was introduced in fcccde406dd9e9b05fc9babcbeb9ff527b0ec0c6 (2023-10-05).

Severity

9.8 (Critical)


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

9.3 (Critical)


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

Impacted products

Name	purl
langchain-experimental

Aliases

JSON

To clipboard

{
  "affected": [
    {
      "package": {
        "ecosystem": "PyPI",
        "name": "langchain-experimental"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0.1.17"
            },
            {
              "last_affected": "0.3.0"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "versions": [
        "0.3.0",
        "0.3.0.dev1"
      ]
    }
  ],
  "aliases": [
    "CVE-2024-46946",
    "GHSA-p2qj-r53j-h3xj"
  ],
  "details": "langchain_experimental (aka LangChain Experimental) 0.1.17 through 0.3.0 for LangChain allows attackers to execute arbitrary code through sympy.sympify (which uses eval) in LLMSymbolicMathChain. LLMSymbolicMathChain was introduced in fcccde406dd9e9b05fc9babcbeb9ff527b0ec0c6 (2023-10-05).",
  "id": "PYSEC-2026-374",
  "modified": "2026-06-29T12:05:31.712653Z",
  "published": "2026-06-29T11:50:41.097287Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2024-46946"
    },
    {
      "type": "WEB",
      "url": "https://docs.sympy.org/latest/modules/codegen.html"
    },
    {
      "type": "WEB",
      "url": "https://gist.github.com/12end/68c0c58d2564ef4141bccd4651480820#file-cve-2024-46946-txt"
    },
    {
      "type": "PACKAGE",
      "url": "https://github.com/langchain-ai/langchain"
    },
    {
      "type": "WEB",
      "url": "https://github.com/langchain-ai/langchain/releases/tag/langchain-experimental%3D%3D0.3.0"
    },
    {
      "type": "PACKAGE",
      "url": "https://pypi.org/project/langchain-experimental"
    },
    {
      "type": "ADVISORY",
      "url": "https://github.com/advisories/GHSA-p2qj-r53j-h3xj"
    }
  ],
  "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:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N",
      "type": "CVSS_V4"
    }
  ],
  "summary": "LangChain Experimental Eval Injection vulnerability"
}

CVE-2024-46946 (GCVE-0-2024-46946)

Vulnerability from cvelistv5 – Published: 2024-09-19 00:00 – Updated: 2024-09-19 14:06

Summary

Severity

9.8 (Critical)


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

SSVC

Exploitation: poc Automatable: yes Technical Impact: total

CISA Coordinator (v2.0.3)

CWE

n/a
CWE-20 - Improper Input Validation

Assigner

mitre

References

4 references

URL	Tags
https://cwe.mitre.org/data/definitions/95.html
https://github.com/langchain-ai/langchain/release…
https://docs.sympy.org/latest/modules/codegen.html
https://gist.github.com/12end/68c0c58d2564ef4141b…

Impacted products

1 product

Vendor	Product	Version
langchain	langchain_experimental	Affected: 0.1.17 , ≤ 0.3.0 (custom) cpe:2.3:a:langchain:langchain_experimental::::::python::*

Show details on NVD website

JSON

To clipboard

{
  "containers": {
    "adp": [
      {
        "affected": [
          {
            "cpes": [
              "cpe:2.3:a:langchain:langchain_experimental:*:*:*:*:*:python:*:*"
            ],
            "defaultStatus": "unknown",
            "product": "langchain_experimental",
            "vendor": "langchain",
            "versions": [
              {
                "lessThanOrEqual": "0.3.0",
                "status": "affected",
                "version": "0.1.17",
                "versionType": "custom"
              }
            ]
          }
        ],
        "metrics": [
          {
            "cvssV3_1": {
              "attackComplexity": "LOW",
              "attackVector": "NETWORK",
              "availabilityImpact": "HIGH",
              "baseScore": 9.8,
              "baseSeverity": "CRITICAL",
              "confidentialityImpact": "HIGH",
              "integrityImpact": "HIGH",
              "privilegesRequired": "NONE",
              "scope": "UNCHANGED",
              "userInteraction": "NONE",
              "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
              "version": "3.1"
            }
          },
          {
            "other": {
              "content": {
                "id": "CVE-2024-46946",
                "options": [
                  {
                    "Exploitation": "poc"
                  },
                  {
                    "Automatable": "yes"
                  },
                  {
                    "Technical Impact": "total"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2024-09-19T14:04:46.354291Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          }
        ],
        "problemTypes": [
          {
            "descriptions": [
              {
                "cweId": "CWE-20",
                "description": "CWE-20 Improper Input Validation",
                "lang": "en",
                "type": "CWE"
              }
            ]
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2024-09-19T14:06:52.692Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "n/a",
          "vendor": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "langchain_experimental (aka LangChain Experimental) 0.1.17 through 0.3.0 for LangChain allows attackers to execute arbitrary code through sympy.sympify (which uses eval) in LLMSymbolicMathChain. LLMSymbolicMathChain was introduced in fcccde406dd9e9b05fc9babcbeb9ff527b0ec0c6 (2023-10-05)."
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "description": "n/a",
              "lang": "en",
              "type": "text"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2024-09-19T05:03:25.650Z",
        "orgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
        "shortName": "mitre"
      },
      "references": [
        {
          "url": "https://cwe.mitre.org/data/definitions/95.html"
        },
        {
          "url": "https://github.com/langchain-ai/langchain/releases/tag/langchain-experimental%3D%3D0.3.0"
        },
        {
          "url": "https://docs.sympy.org/latest/modules/codegen.html"
        },
        {
          "url": "https://gist.github.com/12end/68c0c58d2564ef4141bccd4651480820#file-cve-2024-46946-txt"
        }
      ]
    }
  },
  "cveMetadata": {
    "assignerOrgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
    "assignerShortName": "mitre",
    "cveId": "CVE-2024-46946",
    "datePublished": "2024-09-19T00:00:00.000Z",
    "dateReserved": "2024-09-15T00:00:00.000Z",
    "dateUpdated": "2024-09-19T14:06:52.692Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1"
}

GHSA-P2QJ-R53J-H3XJ

Vulnerability from github – Published: 2024-09-19 06:31 – Updated: 2024-09-19 18:23

Summary

LangChain Experimental Eval Injection vulnerability

Details

Severity

9.8 (Critical)


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

9.3 (Critical)


                  
                    CVSS:4.0/AV:N/AC:L/AT:N/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": [
    {
      "package": {
        "ecosystem": "PyPI",
        "name": "langchain-experimental"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0.1.17"
            },
            {
              "last_affected": "0.3.0"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    }
  ],
  "aliases": [
    "CVE-2024-46946"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-95"
    ],
    "github_reviewed": true,
    "github_reviewed_at": "2024-09-19T18:23:47Z",
    "nvd_published_at": "2024-09-19T05:15:11Z",
    "severity": "CRITICAL"
  },
  "details": "langchain_experimental (aka LangChain Experimental) 0.1.17 through 0.3.0 for LangChain allows attackers to execute arbitrary code through sympy.sympify (which uses eval) in LLMSymbolicMathChain. LLMSymbolicMathChain was introduced in fcccde406dd9e9b05fc9babcbeb9ff527b0ec0c6 (2023-10-05).",
  "id": "GHSA-p2qj-r53j-h3xj",
  "modified": "2024-09-19T18:23:47Z",
  "published": "2024-09-19T06:31:36Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2024-46946"
    },
    {
      "type": "WEB",
      "url": "https://docs.sympy.org/latest/modules/codegen.html"
    },
    {
      "type": "WEB",
      "url": "https://gist.github.com/12end/68c0c58d2564ef4141bccd4651480820#file-cve-2024-46946-txt"
    },
    {
      "type": "PACKAGE",
      "url": "https://github.com/langchain-ai/langchain"
    },
    {
      "type": "WEB",
      "url": "https://github.com/langchain-ai/langchain/releases/tag/langchain-experimental%3D%3D0.3.0"
    }
  ],
  "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:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N",
      "type": "CVSS_V4"
    }
  ],
  "summary": "LangChain Experimental Eval Injection 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-2026-374

CVE-2024-46946 (GCVE-0-2024-46946)

GHSA-P2QJ-R53J-H3XJ

Tags

Sightings

Nomenclature