CVE-2026-87993

Published: Sep 10, 2026Modified: Sep 10, 2026

7.7

Vector

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N

Exploitability: 3.1 / Impact: 4.0

Source: security@hashicorp.com (Secondary)

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.

Related CWEs

CWE-532

Insertion of Sensitive Information into Log File

Information written to log files can be of a sensitive nature and give valuable guidance to an attacker or expose sensitive user information.

References (1)

https://discuss.hashicorp.com/t/hcsec-2026-38-consul-template-vulnerable-to-an-information-disclosure-issue-in-error-handling/77740

Source: security@hashicorp.com

Timeline

No history available yet.