WID-SEC-W-2025-2936

Vulnerability from csaf_certbund - Published: 2025-12-29 23:00 - Updated: 2026-01-08 23:00
Summary
LangChain: Mehrere Schwachstellen ermöglichen Offenlegung von Informationen

Notes

Das BSI ist als Anbieter für die eigenen, zur Nutzung bereitgestellten Inhalte nach den allgemeinen Gesetzen verantwortlich. Nutzerinnen und Nutzer sind jedoch dafür verantwortlich, die Verwendung und/oder die Umsetzung der mit den Inhalten bereitgestellten Informationen sorgfältig im Einzelfall zu prüfen.
Produktbeschreibung
LangChain ist ein Open-Source-Framework, das die Entwicklung von Anwendungen mit großen Sprachmodellen (LLMs) erleichtert
Angriff
Ein Angreifer kann mehrere Schwachstellen in LangChain ausnutzen, um Informationen offenzulegen.
Betroffene Betriebssysteme
- Linux - Sonstiges - UNIX - Windows
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{
  "document": {
    "aggregate_severity": {
      "text": "hoch"
    },
    "category": "csaf_base",
    "csaf_version": "2.0",
    "distribution": {
      "tlp": {
        "label": "WHITE",
        "url": "https://www.first.org/tlp/"
      }
    },
    "lang": "de-DE",
    "notes": [
      {
        "category": "legal_disclaimer",
        "text": "Das BSI ist als Anbieter f\u00fcr die eigenen, zur Nutzung bereitgestellten Inhalte nach den allgemeinen Gesetzen verantwortlich. Nutzerinnen und Nutzer sind jedoch daf\u00fcr verantwortlich, die Verwendung und/oder die Umsetzung der mit den Inhalten bereitgestellten Informationen sorgf\u00e4ltig im Einzelfall zu pr\u00fcfen."
      },
      {
        "category": "description",
        "text": "LangChain ist ein Open-Source-Framework, das die Entwicklung von Anwendungen mit gro\u00dfen Sprachmodellen (LLMs) erleichtert",
        "title": "Produktbeschreibung"
      },
      {
        "category": "summary",
        "text": "Ein Angreifer kann mehrere Schwachstellen in LangChain ausnutzen, um Informationen offenzulegen.",
        "title": "Angriff"
      },
      {
        "category": "general",
        "text": "- Linux\n- Sonstiges\n- UNIX\n- Windows",
        "title": "Betroffene Betriebssysteme"
      }
    ],
    "publisher": {
      "category": "other",
      "contact_details": "csaf-provider@cert-bund.de",
      "name": "Bundesamt f\u00fcr Sicherheit in der Informationstechnik",
      "namespace": "https://www.bsi.bund.de"
    },
    "references": [
      {
        "category": "self",
        "summary": "WID-SEC-W-2025-2936 - CSAF Version",
        "url": "https://wid.cert-bund.de/.well-known/csaf/white/2025/wid-sec-w-2025-2936.json"
      },
      {
        "category": "self",
        "summary": "WID-SEC-2025-2936 - Portal Version",
        "url": "https://wid.cert-bund.de/portal/wid/securityadvisory?name=WID-SEC-2025-2936"
      },
      {
        "category": "external",
        "summary": "NIST Vulnerability Database vom 2025-12-29",
        "url": "https://nvd.nist.gov/vuln/detail/CVE-2025-68664"
      },
      {
        "category": "external",
        "summary": "GitHub Advisory Database vom 2025-12-29",
        "url": "https://github.com/advisories/GHSA-c67j-w6g6-q2cm"
      },
      {
        "category": "external",
        "summary": "Analyse auf cyata.ai vom 2025-12-29",
        "url": "https://cyata.ai/blog/langgrinch-langchain-core-cve-2025-68664/"
      },
      {
        "category": "external",
        "summary": "PoC auf GitHub vom 2025-12-29",
        "url": "https://github.com/Ak-cybe/CVE-2025-68664-LangGrinch-PoC"
      },
      {
        "category": "external",
        "summary": "NIST Vulnerability Database vom 2025-12-29",
        "url": "https://nvd.nist.gov/vuln/detail/CVE-2025-68665"
      },
      {
        "category": "external",
        "summary": "PoC auf security.snyk.io vom 2025-12-29",
        "url": "https://security.snyk.io/vuln/SNYK-JS-LANGCHAINCORE-14563113"
      },
      {
        "category": "external",
        "summary": "Red Hat Security Advisory RHSA-2026:0406 vom 2026-01-08",
        "url": "https://access.redhat.com/errata/RHSA-2026:0406"
      }
    ],
    "source_lang": "en-US",
    "title": "LangChain: Mehrere Schwachstellen erm\u00f6glichen Offenlegung von Informationen",
    "tracking": {
      "current_release_date": "2026-01-08T23:00:00.000+00:00",
      "generator": {
        "date": "2026-01-09T07:40:54.467+00:00",
        "engine": {
          "name": "BSI-WID",
          "version": "1.5.0"
        }
      },
      "id": "WID-SEC-W-2025-2936",
      "initial_release_date": "2025-12-29T23:00:00.000+00:00",
      "revision_history": [
        {
          "date": "2025-12-29T23:00:00.000+00:00",
          "number": "1",
          "summary": "Initiale Fassung"
        },
        {
          "date": "2026-01-08T23:00:00.000+00:00",
          "number": "2",
          "summary": "Neue Updates von Red Hat aufgenommen"
        }
      ],
      "status": "final",
      "version": "2"
    }
  },
  "product_tree": {
    "branches": [
      {
        "branches": [
          {
            "branches": [
              {
                "category": "product_version_range",
                "name": "\u003c1.2.5",
                "product": {
                  "name": "Open Source LangChain \u003c1.2.5",
                  "product_id": "T049655"
                }
              },
              {
                "category": "product_version",
                "name": "1.2.5",
                "product": {
                  "name": "Open Source LangChain 1.2.5",
                  "product_id": "T049655-fixed",
                  "product_identification_helper": {
                    "cpe": "cpe:/a:open_source:langchain:1.2.5"
                  }
                }
              },
              {
                "category": "product_version_range",
                "name": "\u003c0.3.81",
                "product": {
                  "name": "Open Source LangChain \u003c0.3.81",
                  "product_id": "T049656"
                }
              },
              {
                "category": "product_version",
                "name": "0.3.81",
                "product": {
                  "name": "Open Source LangChain 0.3.81",
                  "product_id": "T049656-fixed",
                  "product_identification_helper": {
                    "cpe": "cpe:/a:open_source:langchain:0.3.81"
                  }
                }
              },
              {
                "category": "product_version_range",
                "name": "Core \u003c1.1.8",
                "product": {
                  "name": "Open Source LangChain Core \u003c1.1.8",
                  "product_id": "T049657"
                }
              },
              {
                "category": "product_version",
                "name": "Core 1.1.8",
                "product": {
                  "name": "Open Source LangChain Core 1.1.8",
                  "product_id": "T049657-fixed",
                  "product_identification_helper": {
                    "cpe": "cpe:/a:open_source:langchain:core__1.1.8"
                  }
                }
              },
              {
                "category": "product_version_range",
                "name": "Core \u003c0.3.80",
                "product": {
                  "name": "Open Source LangChain Core \u003c0.3.80",
                  "product_id": "T049658"
                }
              },
              {
                "category": "product_version",
                "name": "Core 0.3.80",
                "product": {
                  "name": "Open Source LangChain Core 0.3.80",
                  "product_id": "T049658-fixed",
                  "product_identification_helper": {
                    "cpe": "cpe:/a:open_source:langchain:core__0.3.80"
                  }
                }
              },
              {
                "category": "product_version_range",
                "name": "\u003c1.2.3",
                "product": {
                  "name": "Open Source LangChain \u003c1.2.3",
                  "product_id": "T049659"
                }
              },
              {
                "category": "product_version",
                "name": "1.2.3",
                "product": {
                  "name": "Open Source LangChain 1.2.3",
                  "product_id": "T049659-fixed",
                  "product_identification_helper": {
                    "cpe": "cpe:/a:open_source:langchain:1.2.3"
                  }
                }
              },
              {
                "category": "product_version_range",
                "name": "\u003c0.3.37",
                "product": {
                  "name": "Open Source LangChain \u003c0.3.37",
                  "product_id": "T049660"
                }
              },
              {
                "category": "product_version",
                "name": "0.3.37",
                "product": {
                  "name": "Open Source LangChain 0.3.37",
                  "product_id": "T049660-fixed",
                  "product_identification_helper": {
                    "cpe": "cpe:/a:open_source:langchain:0.3.37"
                  }
                }
              }
            ],
            "category": "product_name",
            "name": "LangChain"
          }
        ],
        "category": "vendor",
        "name": "Open Source"
      },
      {
        "branches": [
          {
            "category": "product_name",
            "name": "Red Hat Enterprise Linux",
            "product": {
              "name": "Red Hat Enterprise Linux",
              "product_id": "67646",
              "product_identification_helper": {
                "cpe": "cpe:/o:redhat:enterprise_linux:-"
              }
            }
          }
        ],
        "category": "vendor",
        "name": "Red Hat"
      }
    ]
  },
  "vulnerabilities": [
    {
      "cve": "CVE-2025-68664",
      "product_status": {
        "known_affected": [
          "T049659",
          "T049658",
          "T049660",
          "67646",
          "T049657",
          "T049656",
          "T049655"
        ]
      },
      "release_date": "2025-12-29T23:00:00.000+00:00",
      "title": "CVE-2025-68664"
    },
    {
      "cve": "CVE-2025-68665",
      "product_status": {
        "known_affected": [
          "T049659",
          "T049658",
          "T049660",
          "67646",
          "T049657"
        ]
      },
      "release_date": "2025-12-29T23:00:00.000+00:00",
      "title": "CVE-2025-68665"
    }
  ]
}


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Sightings

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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.