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    CVE-2026-87993

    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.

    Published:Sep 10, 2026
    Last Modified:Sep 11, 2026
    EPS:Sep 10, 2026
    EPSS Score:
    CVSS Score:7.7

    Affected Products

    Vendor
    Hashicorp
    Product
    Tooling

    Exploits

    No exploit reference

    Common Attack Pattern Enumeration and Classification (CAPEC)

    CAPEC-215 Fuzzing for application mapping

    Related CVEs

    CVE-2026-8715 (CVSS 9.6) — Vault Secrets Operator 1.3.0 up to 1.4.1 is vulnerable to an arbitrary file read and credential exfiltration i…
    CVE-2026-16326 (CVSS 10) — In consul-mcp-server, versions 0.1.0 up to 0.1.3 did not properly isolate session state in stateless mode, whi…
    CVE-2026-16328 (CVSS 8.6) — In consul-mcp-server, versions 0.1.0 up to 0.1.3 did not restrict how the Consul backend address was supplied,…
    CVE-2026-16496 (CVSS 8.9) — The terraform-mcp-server before version 1.1.0 is vulnerable to an authorization bypass in the streamable-HTTP …
    CVE-2026-14869 (CVSS 8.6) — The terraform-mcp-server before version 1.1.0 is vulnerable to a server-side request forgery issue in the stre…
    CVE-2026-14361 (CVSS 4.7) — The consul-template library before version 0.42.1 is vulnerable to a path redirection issue in the writeToFile…
    CVE-2026-4660 (CVSS 7.5) — HashiCorp’s go-getter library up to v1.8.5 may allow arbitrary file reads on the file system during certain gi…

    Common Vulnerability Scoring System

    Attack Vector
    Network
    Adjacent
    Local
    Physical
    Privileges Required
    None
    Low
    High
    User Interaction
    None
    Required
    Scope
    Unchanged
    Changed
    Confidentiality
    None
    Low
    High
    Integrity
    None
    Low
    High
    Availability
    None
    Low
    High