CVE-2026-3194 (GCVE-0-2026-3194)

Vulnerability from cvelistv5 – Published: 2026-02-25 17:02 – Updated: 2026-02-25 18:43
VLAI?
Title
Chia Blockchain RPC Server Master Passphrase get_private_key missing authentication
Summary
A flaw has been found in Chia Blockchain 2.1.0. The affected element is the function send_transaction/get_private_key of the component RPC Server Master Passphrase Handler. This manipulation causes missing authentication. The attack can only be executed locally. The attack's complexity is rated as high. The exploitability is described as difficult. The exploit has been published and may be used. The vendor was informed early via email. A separate report via bugbounty was rejected with the reason "This is by design. The user is responsible for host security".
CWE
Assigner
References
https://vuldb.com/?id.347750 vdb-entrytechnical-description
https://vuldb.com/?ctiid.347750 signaturepermissions-required
https://vuldb.com/?submit.757201 third-party-advisory
https://github.com/Danimlzg/chia-rpc-auth-bypass.git broken-linkexploit
Impacted products
Vendor Product Version
Chia Blockchain Affected: 2.1.0
Create a notification for this product.
Credits
DeSneake (VulDB User)
Show details on NVD website

{
  "containers": {
    "adp": [
      {
        "metrics": [
          {
            "other": {
              "content": {
                "id": "CVE-2026-3194",
                "options": [
                  {
                    "Exploitation": "poc"
                  },
                  {
                    "Automatable": "no"
                  },
                  {
                    "Technical Impact": "partial"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2026-02-25T18:43:30.844423Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2026-02-25T18:43:40.383Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
      }
    ],
    "cna": {
      "affected": [
        {
          "modules": [
            "RPC Server Master Passphrase Handler"
          ],
          "product": "Blockchain",
          "vendor": "Chia",
          "versions": [
            {
              "status": "affected",
              "version": "2.1.0"
            }
          ]
        }
      ],
      "credits": [
        {
          "lang": "en",
          "type": "reporter",
          "value": "DeSneake (VulDB User)"
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "A flaw has been found in Chia Blockchain 2.1.0. The affected element is the function send_transaction/get_private_key of the component RPC Server Master Passphrase Handler. This manipulation causes missing authentication. The attack can only be executed locally. The attack\u0027s complexity is rated as high. The exploitability is described as difficult. The exploit has been published and may be used. The vendor was informed early via email. A separate report via bugbounty was rejected with the reason \"This is by design. The user is responsible for host security\"."
        }
      ],
      "metrics": [
        {
          "cvssV4_0": {
            "baseScore": 2,
            "baseSeverity": "LOW",
            "vectorString": "CVSS:4.0/AV:L/AC:H/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P",
            "version": "4.0"
          }
        },
        {
          "cvssV3_1": {
            "baseScore": 4.5,
            "baseSeverity": "MEDIUM",
            "vectorString": "CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R",
            "version": "3.1"
          }
        },
        {
          "cvssV3_0": {
            "baseScore": 4.5,
            "baseSeverity": "MEDIUM",
            "vectorString": "CVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R",
            "version": "3.0"
          }
        },
        {
          "cvssV2_0": {
            "baseScore": 3.5,
            "vectorString": "AV:L/AC:H/Au:S/C:P/I:P/A:P/E:POC/RL:ND/RC:UR",
            "version": "2.0"
          }
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-306",
              "description": "Missing Authentication",
              "lang": "en",
              "type": "CWE"
            }
          ]
        },
        {
          "descriptions": [
            {
              "cweId": "CWE-287",
              "description": "Improper Authentication",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2026-02-25T17:02:17.420Z",
        "orgId": "1af790b2-7ee1-4545-860a-a788eba489b5",
        "shortName": "VulDB"
      },
      "references": [
        {
          "name": "VDB-347750 | Chia Blockchain RPC Server Master Passphrase get_private_key missing authentication",
          "tags": [
            "vdb-entry",
            "technical-description"
          ],
          "url": "https://vuldb.com/?id.347750"
        },
        {
          "name": "VDB-347750 | CTI Indicators (IOB, IOC, IOA)",
          "tags": [
            "signature",
            "permissions-required"
          ],
          "url": "https://vuldb.com/?ctiid.347750"
        },
        {
          "name": "Submit #757201 | Chia Network Chia Blockchain Chia Blockchain 2.1.0 (confirmed vulnerable) Later versions (2.2.0 - 2.5.6) presumed vulnerable - no fix released Authentication Bypass/CSRF/Cryptographic Issue",
          "tags": [
            "third-party-advisory"
          ],
          "url": "https://vuldb.com/?submit.757201"
        },
        {
          "tags": [
            "broken-link",
            "exploit"
          ],
          "url": "https://github.com/Danimlzg/chia-rpc-auth-bypass.git"
        }
      ],
      "timeline": [
        {
          "lang": "en",
          "time": "2026-02-25T00:00:00.000Z",
          "value": "Advisory disclosed"
        },
        {
          "lang": "en",
          "time": "2026-02-25T01:00:00.000Z",
          "value": "VulDB entry created"
        },
        {
          "lang": "en",
          "time": "2026-02-25T10:40:55.000Z",
          "value": "VulDB entry last update"
        }
      ],
      "title": "Chia Blockchain RPC Server Master Passphrase get_private_key missing authentication"
    }
  },
  "cveMetadata": {
    "assignerOrgId": "1af790b2-7ee1-4545-860a-a788eba489b5",
    "assignerShortName": "VulDB",
    "cveId": "CVE-2026-3194",
    "datePublished": "2026-02-25T17:02:17.420Z",
    "dateReserved": "2026-02-25T09:35:44.539Z",
    "dateUpdated": "2026-02-25T18:43:40.383Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2"
}


Log in or create an account to share your comment.




Tags
Taxonomy of the tags.


Loading…

Loading…

Loading…

Sightings

Author Source Type Date

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.


Loading…

Detection rules are retrieved from Rulezet.

Loading…

Loading…