Vulnerability-Lookup

CVE-2026-19762 (GCVE-0-2026-19762)

Vulnerability from cvelistv5 – Published: 2026-08-14 00:00 – Updated: 2026-08-14 15:49

Title

DTStack Taier Chunk-Check Endpoint FileChunkController.java Paths.ge path traversal

Summary

A vulnerability was found in DTStack Taier 1.4.0. Affected by this vulnerability is the function Paths.ge of the file FileChunkController.java of the component Chunk-Check Endpoint. The manipulation of the argument Name results in path traversal. The attack may be launched remotely. The exploit has been made public and could be used.

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 · CISA-ADP (v2.0.3)

Decision recorded 2026-08-14 15:49 UTC

CWE

CWE-22 - Path Traversal

Assigner

VulDB

References

6 references

URL	Tags
https://vuldb.com/vuln/389665	vdb-entrytechnical-description
https://vuldb.com/vuln/389665/cti	signaturepermissions-required
https://vuldb.com/cve/CVE-2026-19762	third-party-advisory
https://vuldb.com/submit/868966	third-party-advisory
https://github.com/DTStack/Taier/issues/1203	exploitissue-tracking
https://github.com/DTStack/Taier/	product

Impacted products

1 product

Vendor	Product	Version
DTStack	Taier	Affected: 1.4.0 cpe:2.3:a:dtstack:taier::::::::

Credits

Ku4D3 (VulDB User)

Show details on NVD website

JSON

To clipboard

{
  "containers": {
    "adp": [
      {
        "metrics": [
          {
            "other": {
              "content": {
                "id": "CVE-2026-19762",
                "options": [
                  {
                    "Exploitation": "poc"
                  },
                  {
                    "Automatable": "yes"
                  },
                  {
                    "Technical Impact": "partial"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2026-08-14T15:49:26.859679Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2026-08-14T15:49:44.344Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
      }
    ],
    "cna": {
      "affected": [
        {
          "cpes": [
            "cpe:2.3:a:dtstack:taier:*:*:*:*:*:*:*:*"
          ],
          "modules": [
            "Chunk-Check Endpoint"
          ],
          "product": "Taier",
          "vendor": "DTStack",
          "versions": [
            {
              "status": "affected",
              "version": "1.4.0"
            }
          ]
        }
      ],
      "credits": [
        {
          "lang": "en",
          "type": "reporter",
          "value": "Ku4D3 (VulDB User)"
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "A vulnerability was found in DTStack Taier 1.4.0. Affected by this vulnerability is the function Paths.ge of the file FileChunkController.java of the component Chunk-Check Endpoint. The manipulation of the argument Name results in path traversal. The attack may be launched remotely. The exploit has been made public and could be used."
        }
      ],
      "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-22",
              "description": "Path Traversal",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2026-08-14T00:00:10.961Z",
        "orgId": "1af790b2-7ee1-4545-860a-a788eba489b5",
        "shortName": "VulDB"
      },
      "references": [
        {
          "name": "VDB-389665 | DTStack Taier Chunk-Check Endpoint FileChunkController.java Paths.ge path traversal",
          "tags": [
            "vdb-entry",
            "technical-description"
          ],
          "url": "https://vuldb.com/vuln/389665"
        },
        {
          "name": "VDB-389665 | CTI Indicators (IOB, IOC, TTP, IOA)",
          "tags": [
            "signature",
            "permissions-required"
          ],
          "url": "https://vuldb.com/vuln/389665/cti"
        },
        {
          "name": "CVE-2026-19762 | CVE Analysis and Report",
          "tags": [
            "third-party-advisory"
          ],
          "url": "https://vuldb.com/cve/CVE-2026-19762"
        },
        {
          "name": "Submit #868966 | DTStack taier v1.4.0 path traversal",
          "tags": [
            "third-party-advisory"
          ],
          "url": "https://vuldb.com/submit/868966"
        },
        {
          "tags": [
            "exploit",
            "issue-tracking"
          ],
          "url": "https://github.com/DTStack/Taier/issues/1203"
        },
        {
          "tags": [
            "product"
          ],
          "url": "https://github.com/DTStack/Taier/"
        }
      ],
      "timeline": [
        {
          "lang": "en",
          "time": "2026-08-13T00:00:00.000Z",
          "value": "Advisory disclosed"
        },
        {
          "lang": "en",
          "time": "2026-08-13T02:00:00.000Z",
          "value": "VulDB entry created"
        },
        {
          "lang": "en",
          "time": "2026-08-13T18:49:19.000Z",
          "value": "VulDB entry last update"
        }
      ],
      "title": "DTStack Taier Chunk-Check Endpoint FileChunkController.java Paths.ge path traversal",
      "x_generator": [
        "VulDB PVTS v202608"
      ]
    }
  },
  "cveMetadata": {
    "assignerOrgId": "1af790b2-7ee1-4545-860a-a788eba489b5",
    "assignerShortName": "VulDB",
    "cveId": "CVE-2026-19762",
    "datePublished": "2026-08-14T00:00:10.961Z",
    "dateReserved": "2026-08-13T16:44:00.893Z",
    "dateUpdated": "2026-08-14T15:49:44.344Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2",
  "vulnerability-lookup:meta": {
    "epss": {
      "cve": "CVE-2026-19762",
      "date": "2026-08-14",
      "epss": "0.00424",
      "percentile": "0.3529"
    },
    "nvd": "{\"cve\":{\"id\":\"CVE-2026-19762\",\"sourceIdentifier\":\"cna@vuldb.com\",\"published\":\"2026-08-14T01:18:57.080\",\"lastModified\":\"2026-08-14T19:09:39.140\",\"vulnStatus\":\"Deferred\",\"cveTags\":[],\"descriptions\":[{\"lang\":\"en\",\"value\":\"A vulnerability was found in DTStack Taier 1.4.0. Affected by this vulnerability is the function Paths.ge of the file FileChunkController.java of the component Chunk-Check Endpoint. The manipulation of the argument Name results in path traversal. The attack may be launched remotely. The exploit has been made public and could be used.\"}],\"affected\":[{\"source\":\"cna@vuldb.com\",\"affectedData\":[{\"vendor\":\"DTStack\",\"product\":\"Taier\",\"cpes\":[\"cpe:2.3:a:dtstack:taier:*:*:*:*:*:*:*:*\"],\"modules\":[\"Chunk-Check Endpoint\"],\"versions\":[{\"version\":\"1.4.0\",\"status\":\"affected\"}]}]}],\"metrics\":{\"cvssMetricV40\":[{\"source\":\"cna@vuldb.com\",\"type\":\"Secondary\",\"cvssData\":{\"version\":\"4.0\",\"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/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X\",\"baseScore\":5.5,\"baseSeverity\":\"MEDIUM\",\"attackVector\":\"NETWORK\",\"attackComplexity\":\"LOW\",\"attackRequirements\":\"NONE\",\"privilegesRequired\":\"NONE\",\"userInteraction\":\"NONE\",\"vulnConfidentialityImpact\":\"LOW\",\"vulnIntegrityImpact\":\"LOW\",\"vulnAvailabilityImpact\":\"LOW\",\"subConfidentialityImpact\":\"NONE\",\"subIntegrityImpact\":\"NONE\",\"subAvailabilityImpact\":\"NONE\",\"exploitMaturity\":\"PROOF_OF_CONCEPT\",\"confidentialityRequirement\":\"NOT_DEFINED\",\"integrityRequirement\":\"NOT_DEFINED\",\"availabilityRequirement\":\"NOT_DEFINED\",\"modifiedAttackVector\":\"NOT_DEFINED\",\"modifiedAttackComplexity\":\"NOT_DEFINED\",\"modifiedAttackRequirements\":\"NOT_DEFINED\",\"modifiedPrivilegesRequired\":\"NOT_DEFINED\",\"modifiedUserInteraction\":\"NOT_DEFINED\",\"modifiedVulnConfidentialityImpact\":\"NOT_DEFINED\",\"modifiedVulnIntegrityImpact\":\"NOT_DEFINED\",\"modifiedVulnAvailabilityImpact\":\"NOT_DEFINED\",\"modifiedSubConfidentialityImpact\":\"NOT_DEFINED\",\"modifiedSubIntegrityImpact\":\"NOT_DEFINED\",\"modifiedSubAvailabilityImpact\":\"NOT_DEFINED\",\"Safety\":\"NOT_DEFINED\",\"Automatable\":\"NOT_DEFINED\",\"Recovery\":\"NOT_DEFINED\",\"valueDensity\":\"NOT_DEFINED\",\"vulnerabilityResponseEffort\":\"NOT_DEFINED\",\"providerUrgency\":\"NOT_DEFINED\"}}],\"cvssMetricV31\":[{\"source\":\"cna@vuldb.com\",\"type\":\"Secondary\",\"cvssData\":{\"version\":\"3.1\",\"vectorString\":\"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L\",\"baseScore\":7.3,\"baseSeverity\":\"HIGH\",\"attackVector\":\"NETWORK\",\"attackComplexity\":\"LOW\",\"privilegesRequired\":\"NONE\",\"userInteraction\":\"NONE\",\"scope\":\"UNCHANGED\",\"confidentialityImpact\":\"LOW\",\"integrityImpact\":\"LOW\",\"availabilityImpact\":\"LOW\"},\"exploitabilityScore\":3.9,\"impactScore\":3.4}],\"cvssMetricV2\":[{\"source\":\"cna@vuldb.com\",\"type\":\"Secondary\",\"cvssData\":{\"version\":\"2.0\",\"vectorString\":\"AV:N/AC:L/Au:N/C:P/I:P/A:P\",\"baseScore\":7.5,\"accessVector\":\"NETWORK\",\"accessComplexity\":\"LOW\",\"authentication\":\"NONE\",\"confidentialityImpact\":\"PARTIAL\",\"integrityImpact\":\"PARTIAL\",\"availabilityImpact\":\"PARTIAL\"},\"baseSeverity\":\"HIGH\",\"exploitabilityScore\":10.0,\"impactScore\":6.4,\"acInsufInfo\":false,\"obtainAllPrivilege\":false,\"obtainUserPrivilege\":false,\"obtainOtherPrivilege\":false,\"userInteractionRequired\":false}],\"ssvcV203\":[{\"source\":\"134c704f-9b21-4f2e-91b3-4a467353bcc0\",\"ssvcData\":{\"timestamp\":\"2026-08-14T15:49:26.859679Z\",\"id\":\"CVE-2026-19762\",\"options\":[{\"exploitation\":\"poc\"},{\"automatable\":\"yes\"},{\"technicalImpact\":\"partial\"}],\"role\":\"CISA Coordinator\",\"version\":\"2.0.3\"}}]},\"weaknesses\":[{\"source\":\"cna@vuldb.com\",\"type\":\"Secondary\",\"description\":[{\"lang\":\"en\",\"value\":\"CWE-22\"}]}],\"references\":[{\"url\":\"https://github.com/DTStack/Taier/\",\"source\":\"cna@vuldb.com\"},{\"url\":\"https://github.com/DTStack/Taier/issues/1203\",\"source\":\"cna@vuldb.com\"},{\"url\":\"https://vuldb.com/cve/CVE-2026-19762\",\"source\":\"cna@vuldb.com\"},{\"url\":\"https://vuldb.com/submit/868966\",\"source\":\"cna@vuldb.com\"},{\"url\":\"https://vuldb.com/vuln/389665\",\"source\":\"cna@vuldb.com\"},{\"url\":\"https://vuldb.com/vuln/389665/cti\",\"source\":\"cna@vuldb.com\"}]}}",
    "vulnrichment": {
      "containers": "{\"adp\": [{\"title\": \"CISA ADP Vulnrichment\", \"metrics\": [{\"other\": {\"type\": \"ssvc\", \"content\": {\"id\": \"CVE-2026-19762\", \"role\": \"CISA Coordinator\", \"options\": [{\"Exploitation\": \"poc\"}, {\"Automatable\": \"yes\"}, {\"Technical Impact\": \"partial\"}], \"version\": \"2.0.3\", \"timestamp\": \"2026-08-14T15:49:26.859679Z\"}}}], \"providerMetadata\": {\"orgId\": \"134c704f-9b21-4f2e-91b3-4a467353bcc0\", \"shortName\": \"CISA-ADP\", \"dateUpdated\": \"2026-08-14T15:49:39.185Z\"}}], \"cna\": {\"title\": \"DTStack Taier Chunk-Check Endpoint FileChunkController.java Paths.ge path traversal\", \"credits\": [{\"lang\": \"en\", \"type\": \"reporter\", \"value\": \"Ku4D3 (VulDB User)\"}], \"metrics\": [{\"cvssV4_0\": {\"version\": \"4.0\", \"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\"}}, {\"cvssV3_1\": {\"version\": \"3.1\", \"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\"}}, {\"cvssV3_0\": {\"version\": \"3.0\", \"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\"}}, {\"cvssV2_0\": {\"version\": \"2.0\", \"baseScore\": 7.5, \"vectorString\": \"AV:N/AC:L/Au:N/C:P/I:P/A:P/E:POC/RL:ND/RC:UR\"}}], \"affected\": [{\"cpes\": [\"cpe:2.3:a:dtstack:taier:*:*:*:*:*:*:*:*\"], \"vendor\": \"DTStack\", \"modules\": [\"Chunk-Check Endpoint\"], \"product\": \"Taier\", \"versions\": [{\"status\": \"affected\", \"version\": \"1.4.0\"}]}], \"timeline\": [{\"lang\": \"en\", \"time\": \"2026-08-13T00:00:00.000Z\", \"value\": \"Advisory disclosed\"}, {\"lang\": \"en\", \"time\": \"2026-08-13T02:00:00.000Z\", \"value\": \"VulDB entry created\"}, {\"lang\": \"en\", \"time\": \"2026-08-13T18:49:19.000Z\", \"value\": \"VulDB entry last update\"}], \"references\": [{\"url\": \"https://vuldb.com/vuln/389665\", \"name\": \"VDB-389665 | DTStack Taier Chunk-Check Endpoint FileChunkController.java Paths.ge path traversal\", \"tags\": [\"vdb-entry\", \"technical-description\"]}, {\"url\": \"https://vuldb.com/vuln/389665/cti\", \"name\": \"VDB-389665 | CTI Indicators (IOB, IOC, TTP, IOA)\", \"tags\": [\"signature\", \"permissions-required\"]}, {\"url\": \"https://vuldb.com/cve/CVE-2026-19762\", \"name\": \"CVE-2026-19762 | CVE Analysis and Report\", \"tags\": [\"third-party-advisory\"]}, {\"url\": \"https://vuldb.com/submit/868966\", \"name\": \"Submit #868966 | DTStack taier v1.4.0 path traversal\", \"tags\": [\"third-party-advisory\"]}, {\"url\": \"https://github.com/DTStack/Taier/issues/1203\", \"tags\": [\"exploit\", \"issue-tracking\"]}, {\"url\": \"https://github.com/DTStack/Taier/\", \"tags\": [\"product\"]}], \"x_generator\": [\"VulDB PVTS v202608\"], \"descriptions\": [{\"lang\": \"en\", \"value\": \"A vulnerability was found in DTStack Taier 1.4.0. Affected by this vulnerability is the function Paths.ge of the file FileChunkController.java of the component Chunk-Check Endpoint. The manipulation of the argument Name results in path traversal. The attack may be launched remotely. The exploit has been made public and could be used.\"}], \"problemTypes\": [{\"descriptions\": [{\"lang\": \"en\", \"type\": \"CWE\", \"cweId\": \"CWE-22\", \"description\": \"Path Traversal\"}]}], \"providerMetadata\": {\"orgId\": \"1af790b2-7ee1-4545-860a-a788eba489b5\", \"shortName\": \"VulDB\", \"dateUpdated\": \"2026-08-14T00:00:10.961Z\"}}}",
      "cveMetadata": "{\"cveId\": \"CVE-2026-19762\", \"state\": \"PUBLISHED\", \"dateUpdated\": \"2026-08-14T15:49:44.344Z\", \"dateReserved\": \"2026-08-13T16:44:00.893Z\", \"assignerOrgId\": \"1af790b2-7ee1-4545-860a-a788eba489b5\", \"datePublished\": \"2026-08-14T00:00:10.961Z\", \"assignerShortName\": \"VulDB\"}",
      "dataType": "CVE_RECORD",
      "dataVersion": "5.2"
    }
  }
}

GHSA-GGVV-749F-64RG

Vulnerability from github – Published: 2026-08-14 03:31 – Updated: 2026-08-14 03:31

Details

Severity

7.3 (High)


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

5.5 (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

Show details on source website

JSON

To clipboard

{
  "affected": [],
  "aliases": [
    "CVE-2026-19762"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-22"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2026-08-14T01:18:57Z",
    "severity": "MODERATE"
  },
  "details": "A vulnerability was found in DTStack Taier 1.4.0. Affected by this vulnerability is the function Paths.ge of the file FileChunkController.java of the component Chunk-Check Endpoint. The manipulation of the argument Name results in path traversal. The attack may be launched remotely. The exploit has been made public and could be used.",
  "id": "GHSA-ggvv-749f-64rg",
  "modified": "2026-08-14T03:31:24Z",
  "published": "2026-08-14T03:31:24Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-19762"
    },
    {
      "type": "WEB",
      "url": "https://github.com/DTStack/Taier/issues/1203"
    },
    {
      "type": "WEB",
      "url": "https://github.com/DTStack/Taier"
    },
    {
      "type": "WEB",
      "url": "https://vuldb.com/cve/CVE-2026-19762"
    },
    {
      "type": "WEB",
      "url": "https://vuldb.com/submit/868966"
    },
    {
      "type": "WEB",
      "url": "https://vuldb.com/vuln/389665"
    },
    {
      "type": "WEB",
      "url": "https://vuldb.com/vuln/389665/cti"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L",
      "type": "CVSS_V3"
    },
    {
      "score": "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/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X",
      "type": "CVSS_V4"
    }
  ]
}

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.

The MITRE ATT&CK techniques below are AI-generated suggestions, inferred from the description of the vulnerability by the CIRCL/vulnerability-attack-technique-classification-roberta-base model, served locally by ML-Gateway. They have not been verified by an analyst and are provided for guidance only.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.

Action not permitted

CVE-2026-19762 (GCVE-0-2026-19762)

GHSA-GGVV-749F-64RG

Tags

Sightings

Nomenclature