{
  "affected": [
    {
      "package": {
        "ecosystem": "Go",
        "name": "github.com/babylonlabs-io/babylon/v2"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "2.2.0"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    },
    {
      "package": {
        "ecosystem": "Go",
        "name": "github.com/babylonlabs-io/babylon"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "last_affected": "1.1.0"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    }
  ],
  "aliases": [],
  "database_specific": {
    "cwe_ids": [
      "CWE-755"
    ],
    "github_reviewed": true,
    "github_reviewed_at": "2025-06-30T17:54:02Z",
    "nvd_published_at": null,
    "severity": "HIGH"
  },
  "details": "### Summary\n\nSending transactions with fees different than native Babylon genesis denom (`ubbn`) leads to chain halt.\n\n### Impact\n\nDenial of Service - Due to panic in the `x/distribution` module `BeginBlocker` triggered by a error when sending fees  from `feeCollector` to `x/distribution` module - https://github.com/cosmos/cosmos-sdk/blob/main/x/distribution/keeper/allocation.go#L28 Babylon Genesis will halt",
  "id": "GHSA-56j4-446m-qrf6",
  "modified": "2025-07-29T23:43:41Z",
  "published": "2025-06-30T17:54:02Z",
  "references": [
    {
      "type": "WEB",
      "url": "https://github.com/babylonlabs-io/babylon/security/advisories/GHSA-56j4-446m-qrf6"
    },
    {
      "type": "WEB",
      "url": "https://github.com/babylonlabs-io/babylon/commit/fe67aebd5216e7d3afa1d7dee2a3f82e548556f3"
    },
    {
      "type": "PACKAGE",
      "url": "https://github.com/babylonlabs-io/babylon"
    },
    {
      "type": "WEB",
      "url": "https://github.com/cosmos/cosmos-sdk/blob/main/x/distribution/keeper/allocation.go#L28"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N",
      "type": "CVSS_V4"
    }
  ],
  "summary": "Babylon vulnerable to chain half when transaction has fees different than `ubbn`"
}