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hashicorp / consul CVEs

Beta · best-effort

35 CVEs tagged to hashicorp / consul0 Critical, 20 High, 15 Medium, 0 Low, 0 Unrated.

CVE-2025-11375

Published Oct 28, 2025

Consul and Consul Enterprise’s (“Consul”) event endpoint is vulnerable to denial of service (DoS) due to lack of maximum value on the Content Length header. This vulnerability, CV…

CVSS 6.5 · Medium
evidence mentions
1
Buzz score
11.9
Vendor/product tagsBeta · best-effort

CVE-2025-11374

Published Oct 28, 2025

Consul and Consul Enterprise’s (“Consul”) key/value endpoint is vulnerable to denial of service (DoS) due to incorrect Content Length header validation. This vulnerability, CVE-20…

CVSS 6.5 · Medium
evidence mentions
1
Buzz score
11.9
Vendor/product tagsBeta · best-effort

CVE-2024-10086

Published Oct 30, 2024

A vulnerability was identified in Consul and Consul Enterprise such that the server response did not explicitly set a Content-Type HTTP header, allowing user-provided inputs to be…

CVSS 6.1 · Medium
Vendor/product tagsBeta · best-effort

CVE-2024-10006

Published Oct 30, 2024

A vulnerability was identified in Consul and Consul Enterprise (“Consul”) such that using Headers in L7 traffic intentions could bypass HTTP header based access rules.

CVSS 8.3 · High
Vendor/product tagsBeta · best-effort

CVE-2024-10005

Published Oct 30, 2024

A vulnerability was identified in Consul and Consul Enterprise (“Consul”) such that using URL paths in L7 traffic intentions could bypass HTTP request path-based access rules.

CVSS 8.1 · High
Vendor/product tagsBeta · best-effort

CVE-2023-5332

Published Dec 4, 2023

Patch in third party library Consul requires 'enable-script-checks' to be set to False. This was required to enable a patch by the vendor. Without this setting the patch could be…

CVSS 5.9 · Medium
Vendor/product tagsBeta · best-effort

CVE-2023-3518

Published Aug 9, 2023

HashiCorp Consul and Consul Enterprise 1.16.0 when using JWT Auth for service mesh incorrectly allows/denies access regardless of service identities. Fixed in 1.16.1.

CVSS 7.4 · High
Vendor/product tagsBeta · best-effort

CVE-2023-2816

Published Jun 2, 2023

Consul and Consul Enterprise allowed any user with service:write permissions to use Envoy extensions configured via service-defaults to patch remote proxy instances that target th…

CVSS 8.7 · High
Vendor/product tagsBeta · best-effort

CVE-2023-1297

Published Jun 2, 2023

Consul and Consul Enterprise's cluster peering implementation contained a flaw whereby a peer cluster with service of the same name as a local service could corrupt Consul state,…

CVSS 4.9 · Medium
Vendor/product tagsBeta · best-effort

CVE-2023-0845

Published Mar 9, 2023

Consul and Consul Enterprise allowed an authenticated user with service:write permissions to trigger a workflow that causes Consul server and client agents to crash under certain…

CVSS 4.9 · Medium
Vendor/product tagsBeta · best-effort

CVE-2022-3920

Published Nov 16, 2022

HashiCorp Consul and Consul Enterprise 1.13.0 up to 1.13.3 do not filter cluster filtering's imported nodes and services for HTTP or RPC endpoints used by the UI. Fixed in 1.14.0.

CVSS 5.3 · Medium
Vendor/product tagsBeta · best-effort

CVE-2022-40716

Published Sep 23, 2022

HashiCorp Consul and Consul Enterprise up to 1.11.8, 1.12.4, and 1.13.1 do not check for multiple SAN URI values in a CSR on the internal RPC endpoint, enabling leverage of privil…

CVSS 6.5 · Medium
Vendor/product tagsBeta · best-effort

CVE-2021-41803

Published Sep 23, 2022

HashiCorp Consul 1.8.1 up to 1.11.8, 1.12.4, and 1.13.1 do not properly validate the node or segment names prior to interpolation and usage in JWT claim assertions with the auto c…

CVSS 7.1 · High
Vendor/product tagsBeta · best-effort

CVE-2022-29153

Published Apr 19, 2022

HashiCorp Consul and Consul Enterprise up to 1.9.16, 1.10.9, and 1.11.4 may allow server side request forgery when the Consul client agent follows redirects returned by HTTP healt…

CVSS 7.5 · High
Vendor/product tagsBeta · best-effort

CVE-2022-24687

Published Feb 24, 2022

HashiCorp Consul and Consul Enterprise 1.9.0 through 1.9.14, 1.10.7, and 1.11.2 clusters with at least one Ingress Gateway allow a user with service:write to register a specifical…

CVSS 6.5 · Medium
Vendor/product tagsBeta · best-effort

CVE-2021-41805

Published Dec 12, 2021

HashiCorp Consul Enterprise before 1.8.17, 1.9.x before 1.9.11, and 1.10.x before 1.10.4 has Incorrect Access Control. An ACL token (with the default operator:write permissions) i…

CVSS 8.8 · High
Vendor/product tagsBeta · best-effort

CVE-2021-38698

Published Sep 7, 2021

HashiCorp Consul and Consul Enterprise 1.10.1 Txn.Apply endpoint allowed services to register proxies for other services, enabling access to service traffic. Fixed in 1.8.15, 1.9.…

CVSS 6.5 · Medium
Vendor/product tagsBeta · best-effort

CVE-2021-37219

Published Sep 7, 2021

HashiCorp Consul and Consul Enterprise 1.10.1 Raft RPC layer allows non-server agents with a valid certificate signed by the same CA to access server-only functionality, enabling…

CVSS 8.8 · High
Vendor/product tagsBeta · best-effort

CVE-2021-36213

Published Jul 17, 2021

HashiCorp Consul and Consul Enterprise 1.9.0 through 1.10.0 default deny policy with a single L7 application-aware intention deny action cancels out, causing the intention to inco…

CVSS 7.5 · High
Vendor/product tagsBeta · best-effort

CVE-2021-32574

Published Jul 17, 2021

HashiCorp Consul and Consul Enterprise 1.3.0 through 1.10.0 Envoy proxy TLS configuration does not validate destination service identity in the encoded subject alternative name. F…

CVSS 7.5 · High
Vendor/product tagsBeta · best-effort

CVE-2021-28156

Published Apr 20, 2021

HashiCorp Consul Enterprise version 1.8.0 up to 1.9.4 audit log can be bypassed by specifically crafted HTTP events. Fixed in 1.9.5, and 1.8.10.

CVSS 7.5 · High
Vendor/product tagsBeta · best-effort

CVE-2020-25864

Published Apr 20, 2021

HashiCorp Consul and Consul Enterprise up to version 1.9.4 key-value (KV) raw mode was vulnerable to cross-site scripting. Fixed in 1.9.5, 1.8.10 and 1.7.14.

CVSS 6.1 · Medium
Vendor/product tagsBeta · best-effort

CVE-2021-3121

Published Jan 11, 2021

An issue was discovered in GoGo Protobuf before 1.3.2. plugin/unmarshal/unmarshal.go lacks certain index validation, aka the "skippy peanut butter" issue.

CVSS 8.6 · High
Vendor/product tagsBeta · best-effort

CVE-2020-28053

Published Nov 23, 2020

HashiCorp Consul and Consul Enterprise 1.2.0 up to 1.8.5 allowed operators with operator:read ACL permissions to read the Connect CA private key configuration. Fixed in 1.6.10, 1.…

CVSS 6.5 · Medium
Vendor/product tagsBeta · best-effort

CVE-2020-25201

Published Nov 4, 2020

HashiCorp Consul Enterprise version 1.7.0 up to 1.8.4 includes a namespace replication bug which can be triggered to cause denial of service via infinite Raft writes. Fixed in 1.7…

CVSS 7.5 · High
Vendor/product tagsBeta · best-effort
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