CVE-2026-87993

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

Published Sep 10, 2026 CVSS 3.1 · 7.7 High EPSS < 1% KEV · Not listed
Description
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.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

No advisories available
History
Type Values Removed Values Added
First Time appeared Hashicorp
Hashicorp tooling
Vendors & Products Hashicorp
Hashicorp tooling
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Type Values Removed Values Added
Description 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.
Title Consul-template vulnerable to an information disclosure issue in error handling
Weaknesses CWE-532
References
Metrics cvssV3_1

{'score': 7.7, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
HashiCorp
Published
Updated
Sep 10, 2026, 7:21 PM
Reserved
Sep 9, 2026, 7:16 PM
Status
Awaiting Analysis
Published
Sep 10, 2026, 7:17 PM
Modified
Sep 10, 2026, 8:17 PM