CVE-2026-2808

EUVD-2026-11487
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.
Link Following
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
HashiCorpCNA
6.8 MEDIUM
NETWORK
LOW
HIGH
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:N/A:N
Base Score
CVSS 3.x
EPSS Score
Percentile: 39.56%
Early Detection
Affected products identified ahead of NVD analysis through intelligence sources.
VendorProductVersionSource
hashicorpconsul
𝑥
< 1.22.5
CNA
Ubuntu logo
Ubuntu Releases
Ubuntu Product
Codename
consul
bionic
needs-triage
focal
needs-triage
jammy
needs-triage
noble
dne
questing
dne
resolute
dne
openSUSE logo
openSUSE / SLES Releases
openSUSE Product
Release
zypper-docker
suse enterprise server 15 SP4
2.0.2-150000.3.8.1
fixed
Common Weakness Enumeration
References
https://discuss.hashicorp.com/t/hcsec-2026-02-consul-vulnerable-to-arbitrary-file-reads-through-the-vault-kubernetes-authentication-provider/77232