Vulnerability-Lookup

PYSEC-2026-806

Vulnerability from pysec - Published: 2026-07-06 08:03 - Updated: 2026-07-07 11:30

Details

An exponential ReDoS (Regular Expression Denial of Service) can be triggered in the eth-account PyPI package, when an attacker is able to supply arbitrary input to the encode_structured_data method

Severity

5.9 (Medium)


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

Impacted products

Name	purl
eth-account	pkg:pypi/eth-account

Aliases

JSON

To clipboard

{
  "affected": [
    {
      "package": {
        "ecosystem": "PyPI",
        "name": "eth-account",
        "purl": "pkg:pypi/eth-account"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "0.5.9"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "versions": [
        "0.1.0a1",
        "0.1.0a2",
        "0.2.0",
        "0.2.0a0",
        "0.2.1",
        "0.2.2",
        "0.2.3",
        "0.3.0",
        "0.4.0",
        "0.5.0",
        "0.5.1",
        "0.5.2",
        "0.5.3",
        "0.5.4",
        "0.5.5",
        "0.5.6",
        "0.5.7",
        "0.5.8"
      ]
    }
  ],
  "aliases": [
    "CVE-2022-1930",
    "GHSA-v65g-f3cj-fjp4"
  ],
  "details": "An exponential ReDoS (Regular Expression Denial of Service) can be triggered in the eth-account PyPI package, when an attacker is able to supply arbitrary input to the encode_structured_data method",
  "id": "PYSEC-2026-806",
  "modified": "2026-07-07T11:30:33.553940Z",
  "published": "2026-07-06T08:03:32.122936Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2022-1930"
    },
    {
      "type": "WEB",
      "url": "https://github.com/ethereum/eth-account/commit/70f89be700df0d5f08ef696252c88741f8414060"
    },
    {
      "type": "PACKAGE",
      "url": "https://github.com/ethereum/eth-account"
    },
    {
      "type": "WEB",
      "url": "https://research.jfrog.com/vulnerabilities/eth-account-redos-xray-248681"
    },
    {
      "type": "PACKAGE",
      "url": "https://pypi.org/project/eth-account"
    },
    {
      "type": "ADVISORY",
      "url": "https://github.com/advisories/GHSA-v65g-f3cj-fjp4"
    }
  ],
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H",
      "type": "CVSS_V3"
    }
  ],
  "summary": "Regular expression denial of service in eth-account"
}

CVE-2022-1930 (GCVE-0-2022-1930)

Vulnerability from cvelistv5 – Published: 2022-08-22 18:15 – Updated: 2024-08-03 00:17

Title

ReDoS in eth-account encode_structured_data function

Summary

An exponential ReDoS (Regular Expression Denial of Service) can be triggered in the eth-account PyPI package, when an attacker is able to supply arbitrary input to the encode_structured_data method

Severity

5.9 (Medium)


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

CWE

CWE-1333 - Inefficient Regular Expression Complexity

Assigner

JFROG

References

1 reference

URL	Tags
https://research.jfrog.com/vulnerabilities/eth-ac…	x_refsource_MISC

Impacted products

1 product

Vendor	Product	Version
eth-account	eth-account	Affected: 0 , < 0.5.9 (custom)

Show details on NVD website

JSON

To clipboard

{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-03T00:17:01.026Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://research.jfrog.com/vulnerabilities/eth-account-redos-xray-248681/"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "eth-account",
          "vendor": "eth-account",
          "versions": [
            {
              "lessThan": "0.5.9",
              "status": "affected",
              "version": "0",
              "versionType": "custom"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "An exponential ReDoS (Regular Expression Denial of Service) can be triggered in the eth-account PyPI package, when an attacker is able to supply arbitrary input to the encode_structured_data method"
        }
      ],
      "metrics": [
        {
          "cvssV3_1": {
            "attackComplexity": "HIGH",
            "attackVector": "NETWORK",
            "availabilityImpact": "HIGH",
            "baseScore": 5.9,
            "baseSeverity": "MEDIUM",
            "confidentialityImpact": "NONE",
            "integrityImpact": "NONE",
            "privilegesRequired": "NONE",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H",
            "version": "3.1"
          }
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-1333",
              "description": "CWE-1333 Inefficient Regular Expression Complexity",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2022-08-22T18:15:56.000Z",
        "orgId": "48a46f29-ae42-4e1d-90dd-c1676c1e5e6d",
        "shortName": "JFROG"
      },
      "references": [
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://research.jfrog.com/vulnerabilities/eth-account-redos-xray-248681/"
        }
      ],
      "title": "ReDoS in eth-account encode_structured_data function",
      "x_legacyV4Record": {
        "CVE_data_meta": {
          "ASSIGNER": "security@jfrog.com",
          "ID": "CVE-2022-1930",
          "STATE": "PUBLIC",
          "TITLE": "ReDoS in eth-account encode_structured_data function"
        },
        "affects": {
          "vendor": {
            "vendor_data": [
              {
                "product": {
                  "product_data": [
                    {
                      "product_name": "eth-account",
                      "version": {
                        "version_data": [
                          {
                            "platform": "",
                            "version_affected": "\u003c",
                            "version_name": "0.5.9",
                            "version_value": ""
                          }
                        ]
                      }
                    }
                  ]
                },
                "vendor_name": "eth-account"
              }
            ]
          }
        },
        "data_format": "MITRE",
        "data_type": "CVE",
        "data_version": "4.0",
        "description": {
          "description_data": [
            {
              "lang": "eng",
              "value": "An exponential ReDoS (Regular Expression Denial of Service) can be triggered in the eth-account PyPI package, when an attacker is able to supply arbitrary input to the encode_structured_data method"
            }
          ]
        },
        "impact": {
          "cvss": {
            "attackComplexity": "HIGH",
            "attackVector": "NETWORK",
            "availabilityImpact": "HIGH",
            "baseScore": 5.9,
            "baseSeverity": "MEDIUM",
            "confidentialityImpact": "NONE",
            "integrityImpact": "NONE",
            "privilegesRequired": "NONE",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H",
            "version": "3.1"
          }
        },
        "problemtype": {
          "problemtype_data": [
            {
              "description": [
                {
                  "lang": "eng",
                  "value": "CWE-1333 Inefficient Regular Expression Complexity"
                }
              ]
            }
          ]
        },
        "references": {
          "reference_data": [
            {
              "name": "https://research.jfrog.com/vulnerabilities/eth-account-redos-xray-248681/",
              "refsource": "MISC",
              "url": "https://research.jfrog.com/vulnerabilities/eth-account-redos-xray-248681/"
            }
          ]
        }
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "48a46f29-ae42-4e1d-90dd-c1676c1e5e6d",
    "assignerShortName": "JFROG",
    "cveId": "CVE-2022-1930",
    "datePublished": "2022-08-22T18:15:56.000Z",
    "dateReserved": "2022-05-28T00:00:00.000Z",
    "dateUpdated": "2024-08-03T00:17:01.026Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1"
}

GHSA-V65G-F3CJ-FJP4

Vulnerability from github – Published: 2022-08-23 00:00 – Updated: 2022-08-30 20:20

Summary

Regular expression denial of service in eth-account

Details

An exponential ReDoS (Regular Expression Denial of Service) can be triggered in the eth-account PyPI package, when an attacker is able to supply arbitrary input to the encode_structured_data method

Severity

5.9 (Medium)


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

Show details on source website

JSON

To clipboard

{
  "affected": [
    {
      "package": {
        "ecosystem": "PyPI",
        "name": "eth-account"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "0.5.9"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    }
  ],
  "aliases": [
    "CVE-2022-1930"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-1333",
      "CWE-697"
    ],
    "github_reviewed": true,
    "github_reviewed_at": "2022-08-30T20:20:59Z",
    "nvd_published_at": "2022-08-22T19:15:00Z",
    "severity": "MODERATE"
  },
  "details": "An exponential ReDoS (Regular Expression Denial of Service) can be triggered in the eth-account PyPI package, when an attacker is able to supply arbitrary input to the encode_structured_data method",
  "id": "GHSA-v65g-f3cj-fjp4",
  "modified": "2022-08-30T20:20:59Z",
  "published": "2022-08-23T00:00:13Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2022-1930"
    },
    {
      "type": "WEB",
      "url": "https://github.com/ethereum/eth-account/commit/70f89be700df0d5f08ef696252c88741f8414060"
    },
    {
      "type": "PACKAGE",
      "url": "https://github.com/ethereum/eth-account"
    },
    {
      "type": "WEB",
      "url": "https://research.jfrog.com/vulnerabilities/eth-account-redos-xray-248681"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H",
      "type": "CVSS_V3"
    }
  ],
  "summary": "Regular expression denial of service in eth-account"
}

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-2026-806

CVE-2022-1930 (GCVE-0-2022-1930)

GHSA-V65G-F3CJ-FJP4

Tags

Sightings

Nomenclature