Search

Find a vulnerability

Search criteria ⓘ Use this form to refine search results.
Full-text search supports keyword queries with ranking and filtering.
You can combine vendor, product, and sources to narrow results.
Enable “Apply ordering” to sort by date instead of relevance.

    2 vulnerabilities found for extend-deep by 1024bit

    CVE-2026-6621 (GCVE-0-2026-6621)

    Vulnerability from nvd – Published: 2026-04-20 08:30 – Updated: 2026-04-20 15:33
    VLAI
    Title
    1024bit extend-deep index.js prototype pollution
    Summary
    A vulnerability was determined in 1024bit extend-deep up to 0.1.6. The impacted element is an unknown function of the file index.js. This manipulation of the argument __proto__ causes improperly controlled modification of object prototype attributes. Remote exploitation of the attack is possible. The exploit has been publicly disclosed and may be utilized. The code repository of the project has not been active for many years.
    Severity
    6.9 (Medium)
    CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P
    7.3 (High)
    CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R
    7.3 (High)
    CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R
    SSVC
    Exploitation: poc Automatable: yes Technical Impact: partial
    CISA Coordinator (v2.0.3)
    CWE
    • CWE-1321 - Improperly Controlled Modification of Object Prototype Attributes
    • CWE-94 - Code Injection
    Assigner
    References
    URL Tags
    https://vuldb.com/vuln/358256 vdb-entrytechnical-description
    https://vuldb.com/vuln/358256/cti signaturepermissions-required
    https://vuldb.com/submit/792387 third-party-advisory
    https://github.com/sudo-secure/security-research/… exploit
    Impacted products
    Vendor Product Version
    1024bit extend-deep Affected: 0.1.0
    Affected: 0.1.1
    Affected: 0.1.2
    Affected: 0.1.3
    Affected: 0.1.4
    Affected: 0.1.5
    Affected: 0.1.6
    		Create a notification for this product.
    Credits
    sudosme (VulDB User) VulDB CNA Team
    Show details on NVD website
    To clipboard 

    {
  "containers": {
    "adp": [
      {
        "metrics": [
          {
            "other": {
              "content": {
                "id": "CVE-2026-6621",
                "options": [
                  {
                    "Exploitation": "poc"
                  },
                  {
                    "Automatable": "yes"
                  },
                  {
                    "Technical Impact": "partial"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2026-04-20T15:32:28.916284Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2026-04-20T15:33:04.684Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "extend-deep",
          "vendor": "1024bit",
          "versions": [
            {
              "status": "affected",
              "version": "0.1.0"
            },
            {
              "status": "affected",
              "version": "0.1.1"
            },
            {
              "status": "affected",
              "version": "0.1.2"
            },
            {
              "status": "affected",
              "version": "0.1.3"
            },
            {
              "status": "affected",
              "version": "0.1.4"
            },
            {
              "status": "affected",
              "version": "0.1.5"
            },
            {
              "status": "affected",
              "version": "0.1.6"
            }
          ]
        }
      ],
      "credits": [
        {
          "lang": "en",
          "type": "reporter",
          "value": "sudosme (VulDB User)"
        },
        {
          "lang": "en",
          "type": "coordinator",
          "value": "VulDB CNA Team"
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "A vulnerability was determined in 1024bit extend-deep up to 0.1.6. The impacted element is an unknown function of the file index.js. This manipulation of the argument __proto__ causes improperly controlled modification of object prototype attributes. Remote exploitation of the attack is possible. The exploit has been publicly disclosed and may be utilized. The code repository of the project has not been active for many years."
        }
      ],
      "metrics": [
        {
          "cvssV4_0": {
            "baseScore": 6.9,
            "baseSeverity": "MEDIUM",
            "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P",
            "version": "4.0"
          }
        },
        {
          "cvssV3_1": {
            "baseScore": 7.3,
            "baseSeverity": "HIGH",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R",
            "version": "3.1"
          }
        },
        {
          "cvssV3_0": {
            "baseScore": 7.3,
            "baseSeverity": "HIGH",
            "vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R",
            "version": "3.0"
          }
        },
        {
          "cvssV2_0": {
            "baseScore": 7.5,
            "vectorString": "AV:N/AC:L/Au:N/C:P/I:P/A:P/E:POC/RL:ND/RC:UR",
            "version": "2.0"
          }
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-1321",
              "description": "Improperly Controlled Modification of Object Prototype Attributes",
              "lang": "en",
              "type": "CWE"
            }
          ]
        },
        {
          "descriptions": [
            {
              "cweId": "CWE-94",
              "description": "Code Injection",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2026-04-20T08:30:14.457Z",
        "orgId": "1af790b2-7ee1-4545-860a-a788eba489b5",
        "shortName": "VulDB"
      },
      "references": [
        {
          "name": "VDB-358256 | 1024bit extend-deep index.js prototype pollution",
          "tags": [
            "vdb-entry",
            "technical-description"
          ],
          "url": "https://vuldb.com/vuln/358256"
        },
        {
          "name": "VDB-358256 | CTI Indicators (IOB, IOC, TTP, IOA)",
          "tags": [
            "signature",
            "permissions-required"
          ],
          "url": "https://vuldb.com/vuln/358256/cti"
        },
        {
          "name": "Submit #792387 | 1024bit extend-deep 0.1.6 Prototype Pollution",
          "tags": [
            "third-party-advisory"
          ],
          "url": "https://vuldb.com/submit/792387"
        },
        {
          "tags": [
            "exploit"
          ],
          "url": "https://github.com/sudo-secure/security-research/blob/main/extend-deep/prototype-pollution/PoC.md"
        }
      ],
      "timeline": [
        {
          "lang": "en",
          "time": "2026-04-19T00:00:00.000Z",
          "value": "Advisory disclosed"
        },
        {
          "lang": "en",
          "time": "2026-04-19T02:00:00.000Z",
          "value": "VulDB entry created"
        },
        {
          "lang": "en",
          "time": "2026-04-19T18:31:34.000Z",
          "value": "VulDB entry last update"
        }
      ],
      "title": "1024bit extend-deep index.js prototype pollution"
    }
  },
  "cveMetadata": {
    "assignerOrgId": "1af790b2-7ee1-4545-860a-a788eba489b5",
    "assignerShortName": "VulDB",
    "cveId": "CVE-2026-6621",
    "datePublished": "2026-04-20T08:30:14.457Z",
    "dateReserved": "2026-04-19T16:26:25.296Z",
    "dateUpdated": "2026-04-20T15:33:04.684Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2"
}

    CVE-2026-6621 (GCVE-0-2026-6621)

    Vulnerability from cvelistv5 – Published: 2026-04-20 08:30 – Updated: 2026-04-20 15:33
    VLAI
    Title
    1024bit extend-deep index.js prototype pollution
    Summary
    A vulnerability was determined in 1024bit extend-deep up to 0.1.6. The impacted element is an unknown function of the file index.js. This manipulation of the argument __proto__ causes improperly controlled modification of object prototype attributes. Remote exploitation of the attack is possible. The exploit has been publicly disclosed and may be utilized. The code repository of the project has not been active for many years.
    Severity
    6.9 (Medium)
    CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P
    7.3 (High)
    CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R
    7.3 (High)
    CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R
    SSVC
    Exploitation: poc Automatable: yes Technical Impact: partial
    CISA Coordinator (v2.0.3)
    CWE
    • CWE-1321 - Improperly Controlled Modification of Object Prototype Attributes
    • CWE-94 - Code Injection
    Assigner
    References
    URL Tags
    https://vuldb.com/vuln/358256 vdb-entrytechnical-description
    https://vuldb.com/vuln/358256/cti signaturepermissions-required
    https://vuldb.com/submit/792387 third-party-advisory
    https://github.com/sudo-secure/security-research/… exploit
    Impacted products
    Vendor Product Version
    1024bit extend-deep Affected: 0.1.0
    Affected: 0.1.1
    Affected: 0.1.2
    Affected: 0.1.3
    Affected: 0.1.4
    Affected: 0.1.5
    Affected: 0.1.6
    		Create a notification for this product.
    Credits
    sudosme (VulDB User) VulDB CNA Team
    Show details on NVD website
    To clipboard 

    {
  "containers": {
    "adp": [
      {
        "metrics": [
          {
            "other": {
              "content": {
                "id": "CVE-2026-6621",
                "options": [
                  {
                    "Exploitation": "poc"
                  },
                  {
                    "Automatable": "yes"
                  },
                  {
                    "Technical Impact": "partial"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2026-04-20T15:32:28.916284Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2026-04-20T15:33:04.684Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "extend-deep",
          "vendor": "1024bit",
          "versions": [
            {
              "status": "affected",
              "version": "0.1.0"
            },
            {
              "status": "affected",
              "version": "0.1.1"
            },
            {
              "status": "affected",
              "version": "0.1.2"
            },
            {
              "status": "affected",
              "version": "0.1.3"
            },
            {
              "status": "affected",
              "version": "0.1.4"
            },
            {
              "status": "affected",
              "version": "0.1.5"
            },
            {
              "status": "affected",
              "version": "0.1.6"
            }
          ]
        }
      ],
      "credits": [
        {
          "lang": "en",
          "type": "reporter",
          "value": "sudosme (VulDB User)"
        },
        {
          "lang": "en",
          "type": "coordinator",
          "value": "VulDB CNA Team"
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "A vulnerability was determined in 1024bit extend-deep up to 0.1.6. The impacted element is an unknown function of the file index.js. This manipulation of the argument __proto__ causes improperly controlled modification of object prototype attributes. Remote exploitation of the attack is possible. The exploit has been publicly disclosed and may be utilized. The code repository of the project has not been active for many years."
        }
      ],
      "metrics": [
        {
          "cvssV4_0": {
            "baseScore": 6.9,
            "baseSeverity": "MEDIUM",
            "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P",
            "version": "4.0"
          }
        },
        {
          "cvssV3_1": {
            "baseScore": 7.3,
            "baseSeverity": "HIGH",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R",
            "version": "3.1"
          }
        },
        {
          "cvssV3_0": {
            "baseScore": 7.3,
            "baseSeverity": "HIGH",
            "vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R",
            "version": "3.0"
          }
        },
        {
          "cvssV2_0": {
            "baseScore": 7.5,
            "vectorString": "AV:N/AC:L/Au:N/C:P/I:P/A:P/E:POC/RL:ND/RC:UR",
            "version": "2.0"
          }
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-1321",
              "description": "Improperly Controlled Modification of Object Prototype Attributes",
              "lang": "en",
              "type": "CWE"
            }
          ]
        },
        {
          "descriptions": [
            {
              "cweId": "CWE-94",
              "description": "Code Injection",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2026-04-20T08:30:14.457Z",
        "orgId": "1af790b2-7ee1-4545-860a-a788eba489b5",
        "shortName": "VulDB"
      },
      "references": [
        {
          "name": "VDB-358256 | 1024bit extend-deep index.js prototype pollution",
          "tags": [
            "vdb-entry",
            "technical-description"
          ],
          "url": "https://vuldb.com/vuln/358256"
        },
        {
          "name": "VDB-358256 | CTI Indicators (IOB, IOC, TTP, IOA)",
          "tags": [
            "signature",
            "permissions-required"
          ],
          "url": "https://vuldb.com/vuln/358256/cti"
        },
        {
          "name": "Submit #792387 | 1024bit extend-deep 0.1.6 Prototype Pollution",
          "tags": [
            "third-party-advisory"
          ],
          "url": "https://vuldb.com/submit/792387"
        },
        {
          "tags": [
            "exploit"
          ],
          "url": "https://github.com/sudo-secure/security-research/blob/main/extend-deep/prototype-pollution/PoC.md"
        }
      ],
      "timeline": [
        {
          "lang": "en",
          "time": "2026-04-19T00:00:00.000Z",
          "value": "Advisory disclosed"
        },
        {
          "lang": "en",
          "time": "2026-04-19T02:00:00.000Z",
          "value": "VulDB entry created"
        },
        {
          "lang": "en",
          "time": "2026-04-19T18:31:34.000Z",
          "value": "VulDB entry last update"
        }
      ],
      "title": "1024bit extend-deep index.js prototype pollution"
    }
  },
  "cveMetadata": {
    "assignerOrgId": "1af790b2-7ee1-4545-860a-a788eba489b5",
    "assignerShortName": "VulDB",
    "cveId": "CVE-2026-6621",
    "datePublished": "2026-04-20T08:30:14.457Z",
    "dateReserved": "2026-04-19T16:26:25.296Z",
    "dateUpdated": "2026-04-20T15:33:04.684Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2"
}