CVE-2026-2808

MEDIUM

HashiCorp Consul 1.18.20-1.21.10/1.22.4 - Info Disclosure

Title source: llm

Description

HashiCorp Consul and Consul Enterprise 1.18.20 up to 1.21.10 and 1.22.4 are vulnerable to arbitrary file read when configured with Kubernetes authentication. This vulnerability, CVE-2026-2808, is fixed in Consul 1.18.21, 1.21.11 and 1.22.5.

References (1)

[Various Sources] https://discuss.hashicorp.com/t/hcsec-2026-02-consul-vulnerable-to-arbitrary-file-reads-through-the-vault-kubernetes-authentication-provider/77232

Scores

CVSS v3 6.8

EPSS 0.0003

EPSS Percentile 7.1%

Attack Vector NETWORK

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

CISA SSVC

Vulnrichment

Exploitation none

Automatable no

Technical Impact partial

Details

CWE

CWE-59

Status published

Products (3)

HashiCorp/Consul < 1.22.5

hashicorp/consul 0 - 1.18.21Go

HashiCorp/Consul Enterprise < 1.22.5

Published Mar 12, 2026

Tracked Since Mar 12, 2026