Vulnerability-Lookup

Vulnerability from bitnami_vulndb

Published

2026-08-28 14:58

Modified

2026-08-28 15:12

Summary

Vault Vulnerable to Privilege Escalation via Slash Injection in Templated Policy Paths

Details

An attacker who can control the referenced identity value may include slash ({{/}}) characters that Vault interprets as additional path segments when rendering the policy.

This vulnerability, CVE-2026-5006, was fixed in Vault Community Edition 2.0.4 and Vault Enterprise 2.0.4, 1.21.9, 1.20.14, and 1.19.20.

JSON

To clipboard

{
  "affected": [
    {
      "package": {
        "ecosystem": "Bitnami",
        "name": "vault",
        "purl": "pkg:bitnami/vault"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0.11.0"
            },
            {
              "fixed": "2.0.4"
            }
          ],
          "type": "SEMVER"
        }
      ],
      "severity": [
        {
          "score": "CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:N",
          "type": "CVSS_V3"
        }
      ]
    }
  ],
  "aliases": [
    "CVE-2026-5006"
  ],
  "database_specific": {
    "cpes": [
      "cpe:2.3:a:hashicorp:vault:*:*:*:*:community:go:*:*",
      "cpe:2.3:a:hashicorp:vault:*:*:*:*:enterprise:go:*:*"
    ],
    "severity": "Medium"
  },
  "details": "A vulnerability was identified in HashiCorp Vault and Vault Enterprise (\u201cVault\u201d) such that an authenticated attacker may manipulate an identity value referenced by a templated policy path to gain unintended access to Vault paths.\n\nAn attacker who can control the referenced identity value may include slash ({{/}}) characters that Vault interprets as additional path segments when rendering the policy.\n\nThis vulnerability, CVE-2026-5006, was fixed in Vault Community Edition 2.0.4 and Vault Enterprise 2.0.4, 1.21.9, 1.20.14, and 1.19.20.",
  "id": "BIT-vault-2026-5006",
  "modified": "2026-08-28T15:12:02.697Z",
  "published": "2026-08-28T14:58:43.560Z",
  "references": [
    {
      "type": "WEB",
      "url": "https://discuss.hashicorp.com/t/hcsec-2026-32-vault-vulnerable-to-privilege-escalation-via-slash-injection-in-templated-policy-paths"
    },
    {
      "type": "WEB",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-5006"
    }
  ],
  "schema_version": "1.6.2",
  "summary": "Vault Vulnerable to Privilege Escalation via Slash Injection in Templated Policy Paths"
}

CVE-2026-5006 (GCVE-0-2026-5006)

Vulnerability from cvelistv5 – Published: 2026-08-24 20:32 – Updated: 2026-08-26 03:56

Title

Vault Vulnerable to Privilege Escalation via Slash Injection in Templated Policy Paths

Summary

A vulnerability was identified in HashiCorp Vault and Vault Enterprise (“Vault”) such that an authenticated attacker may manipulate an identity value referenced by a templated policy path to gain unintended access to Vault paths. An attacker who can control the referenced identity value may include slash ({{/}}) characters that Vault interprets as additional path segments when rendering the policy. This vulnerability, CVE-2026-5006, was fixed in Vault Community Edition 2.0.4 and Vault Enterprise 2.0.4, 1.21.9, 1.20.14, and 1.19.20.

Severity

6.8 (Medium)


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

SSVC

Exploitation: none Automatable: no Technical Impact: total

CISA Coordinator · CISA-ADP (v2.0.3)

Decision recorded 2026-08-25 00:00 UTC

CWE

CWE-639 - Authorization Bypass Through User-Controlled Key

Assigner

HashiCorp mitre root

References

1 reference

URL	Tags
https://discuss.hashicorp.com/t/hcsec-2026-32-vau…

Impacted products

2 products

Vendor	Product	Version
HashiCorp	Vault	Affected: 0.11.0 , < 2.0.4 (semver)
HashiCorp	Vault Enterprise	Affected: 0.11.0 , < 2.0.4 (semver)

Credits

This issue was reported to HashiCorp by Lior Moshe, Uri Rolls, and Daniel Peters, Operating Intelligence ([opint.ai|http://opint.ai/])

Show details on NVD website

JSON

To clipboard

{
  "containers": {
    "adp": [
      {
        "metrics": [
          {
            "other": {
              "content": {
                "id": "CVE-2026-5006",
                "options": [
                  {
                    "Exploitation": "none"
                  },
                  {
                    "Automatable": "no"
                  },
                  {
                    "Technical Impact": "total"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2026-08-25T00:00:00+00:00",
                "version": "2.0.3"
              },
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            }
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        ],
        "providerMetadata": {
          "dateUpdated": "2026-08-26T03:56:14.745Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
      }
    ],
    "cna": {
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          "platforms": [
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            "32 bit",
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            "Windows",
            "Linux"
          ],
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          "repo": "https://github.com/hashicorp/vault",
          "vendor": "HashiCorp",
          "versions": [
            {
              "changes": [
                {
                  "at": "2.0.4",
                  "status": "unaffected"
                }
              ],
              "lessThan": "2.0.4",
              "status": "affected",
              "version": "0.11.0",
              "versionType": "semver"
            }
          ]
        },
        {
          "defaultStatus": "unaffected",
          "platforms": [
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            "x86",
            "ARM",
            "MacOS",
            "Windows",
            "Linux"
          ],
          "product": "Vault Enterprise",
          "repo": "https://github.com/hashicorp/vault",
          "vendor": "HashiCorp",
          "versions": [
            {
              "changes": [
                {
                  "at": "1.19.20",
                  "status": "unaffected"
                },
                {
                  "at": "1.20.0",
                  "status": "affected"
                },
                {
                  "at": "1.20.14",
                  "status": "unaffected"
                },
                {
                  "at": "1.21.0",
                  "status": "affected"
                },
                {
                  "at": "1.21.9",
                  "status": "unaffected"
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                {
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          "lang": "en",
          "value": "This issue was reported to HashiCorp by Lior Moshe, Uri Rolls, and Daniel Peters, Operating Intelligence ([opint.ai|http://opint.ai/])"
        }
      ],
      "descriptions": [
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              "type": "text/html",
              "value": "\u003cp\u003eA vulnerability was identified in HashiCorp Vault and Vault Enterprise (\u201cVault\u201d) such that an authenticated attacker may manipulate an identity value referenced by a templated policy path to gain unintended access to Vault paths.\n\nAn attacker who can control the referenced identity value may include slash ({{/}}) characters that Vault interprets as additional path segments when rendering the policy.\n\nThis vulnerability, CVE-2026-5006, was fixed in Vault Community Edition 2.0.4 and Vault Enterprise 2.0.4, 1.21.9, 1.20.14, and 1.19.20.\u003c/p\u003e\u003cbr/\u003e"
            }
          ],
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        }
      ],
      "impacts": [
        {
          "capecId": "CAPEC-240",
          "descriptions": [
            {
              "lang": "en",
              "value": "CAPEC-240: Resource Injection"
            }
          ]
        }
      ],
      "metrics": [
        {
          "cvssV3_1": {
            "baseScore": 6.8,
            "baseSeverity": "MEDIUM",
            "vectorString": "CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:N",
            "version": "3.1"
          },
          "format": "CVSS",
          "scenarios": [
            {
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      "problemTypes": [
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      "providerMetadata": {
        "dateUpdated": "2026-08-24T20:32:49.396Z",
        "orgId": "67fedba0-ff2e-4543-ba5b-aa93e87718cc",
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      },
      "references": [
        {
          "url": "https://discuss.hashicorp.com/t/hcsec-2026-32-vault-vulnerable-to-privilege-escalation-via-slash-injection-in-templated-policy-paths"
        }
      ],
      "source": {
        "advisory": "HCSEC-2026-32",
        "discovery": "EXTERNAL"
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      "title": "Vault Vulnerable to Privilege Escalation via Slash Injection in Templated Policy Paths"
    }
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  "cveMetadata": {
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    "assignerShortName": "HashiCorp",
    "cveId": "CVE-2026-5006",
    "datePublished": "2026-08-24T20:32:49.396Z",
    "dateReserved": "2026-03-27T13:52:35.219Z",
    "dateUpdated": "2026-08-26T03:56:14.745Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2"
}

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.
Browse all ATT&CK techniques and the vulnerabilities related to each.

Related by attack behaviour

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