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

CVSS 3.1 7.7 HIGHCheck source for fixed versionsKEV status unknown

cve-program · CVE-2026-87993

Published

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.

Read the publisher's advisory

Affected versions, risk and source history

cve-program · CVE-2026-87993

Published

Tooling

Vendor product

Publisher's version information

Shown as published. These rules are not interpreted as NuGet package version ranges.

{
                    "defaultStatus": "unaffected",
                    "platforms": [
                        "64 bit",
                        "32 bit",
                        "x86",
                        "ARM",
                        "MacOS",
                        "Windows",
                        "Linux"
                    ],
                    "product": "Tooling",
                    "repo": "https://github.com/hashicorp/consul-template/",
                    "vendor": "HashiCorp",
                    "versions": [
                        {
                            "lessThan": "0.43.0",
                            "status": "affected",
                            "version": "0.27.2",
                            "versionType": "semver"
                        }
                    ]
                }

Original source record · Cite this exact observation · Complete original publisher JSON

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Sources read 15 Nov 01:41 UTC · 255 of 275 readable · 253 fully read · documentation 469/469 current