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Consul-template vulnerable to an information disclosure issue in error handling

Type: advisorySource: OSV1 source record

The consul-template library is vulnerable to an information disclosure issue in its error handling path that may allow Vault secret values to appear in template error messages, log output, and downstream surfaces such as Nomad task events. This vulnerability (CVE-2026-87993) is fixed in consul-template 0.43.0.

Announced Group revision 1
Original source ↗

BIT-consul-2026-87993

Primary source · Revision 1

Imported from structured advisory data. Source references identify upstream records or fields; verify affected versions and your deployed configuration.

Security context

Source reference: osv:BIT-consul-2026-87993

consul

Source reference: /affected/0/package/name

Affected versions
Not stated in this record
Fixed versions
0.43.0

Source reference: /affected/0/ranges

Prerequisites
Not stated in this record

Structured affected-version data

Original package identities and version rules from this source.

[
  {
    "ranges": [
      {
        "type": "SEMVER",
        "events": [
          {
            "introduced": "0.27.2"
          },
          {
            "fixed": "0.43.0"
          }
        ]
      }
    ],
    "package": {
      "name": "consul",
      "purl": "pkg:bitnami/consul",
      "ecosystem": "Bitnami"
    },
    "severity": [
      {
        "type": "CVSS_V3",
        "score": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N"
      }
    ],
    "database_specific": {
      "source": "https://github.com/bitnami/vulndb/tree/main/data/consul/BIT-consul-2026-87993.json"
    }
  }
]
Related CVEs
CVE-2026-87993

Source reference: /aliases

Publisher severity

high

Source reference: /database_specific/severity

Event
#15208 · Revision 1
Added to Heist Feed
Publisher date
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