GHSA-M2W4-8GGF-RJ47

Vulnerability from github – Published: 2026-04-17 06:31 – Updated: 2026-04-18 00:51
VLAI?
Summary
HashiCorp Vault has a KVv2 Metadata and Secret Deletion Policy Bypass that leads to Denial-of-Service
Details

An authenticated user with access to a kvv2 path through a policy containing a glob may be able to delete secrets they were not authorized to read or write, resulting in denial-of-service. This vulnerability did not allow a malicious user to delete secrets across namespaces, nor read any secret data. Fixed in Vault Community Edition 2.0.0 and Vault Enterprise 2.0.0, 1.21.5, 1.20.10, and 1.19.16.

Severity ?
8.1 (High)
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H
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{
  "affected": [
    {
      "package": {
        "ecosystem": "Go",
        "name": "github.com/hashicorp/vault"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0.10.0"
            },
            {
              "last_affected": "1.21.4"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    }
  ],
  "aliases": [
    "CVE-2026-3605"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-288"
    ],
    "github_reviewed": true,
    "github_reviewed_at": "2026-04-18T00:51:47Z",
    "nvd_published_at": "2026-04-17T04:16:03Z",
    "severity": "HIGH"
  },
  "details": "An authenticated user with access to a kvv2 path through a policy containing a glob may be able to delete secrets they were not authorized to read or write, resulting in denial-of-service. This vulnerability did not allow a malicious user to delete secrets across namespaces, nor read any secret data. Fixed in Vault Community Edition 2.0.0 and Vault Enterprise 2.0.0, 1.21.5, 1.20.10, and 1.19.16.",
  "id": "GHSA-m2w4-8ggf-rj47",
  "modified": "2026-04-18T00:51:48Z",
  "published": "2026-04-17T06:31:07Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-3605"
    },
    {
      "type": "WEB",
      "url": "https://discuss.hashicorp.com/t/hcsec-2026-05-vault-kvv2-metadata-and-secret-deletion-policy-bypass-denial-of-service/77342"
    },
    {
      "type": "PACKAGE",
      "url": "https://github.com/hashicorp/vault"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H",
      "type": "CVSS_V3"
    }
  ],
  "summary": "HashiCorp Vault has a KVv2 Metadata and Secret Deletion Policy Bypass that leads to Denial-of-Service"
}


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  • Confirmed: The vulnerability has been validated from an analyst's perspective.
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  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.



Detection rules are retrieved from Rulezet.