CO
Product
Consul
by HashiCorp · last CVE Oct 26, 2026
52
CVEs
0
On KEV
8.8
Max CVSS
4
New 30D
Severity mix
Critical 0High 26Medium 26Low 0
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CVECVSSEPSSPublishedSummary · affected versions
CVE-2026-19017
6.8
0%
Aug 7
Consul vulnerable to partial arbitrary file read via Vault Connect CA provider
Affected: 1.18.21 before 2.0.3
CVE-2026-2808
6.8
1%
Mar 11
Consul vulnerable to arbitrary file reads through the vault kubernetes authentication provider
Affected: before 1.22.5
CVE-2026-87106
6.5
0%
Sep 10
Consul vulnerable to a denial of service in the native RPC listener
Affected: 1.21.0 before 2.0.4
CVE-2025-11374
6.5
0%
Oct 28
Consul's KV endpoint is vulnerable to denial of service
Affected: before 1.22.0
CVE-2025-11375
6.5
0%
Oct 28
Consul's event endpoint is vulnerable to denial of service
Affected: before 1.22.0
CVE-2023-2816
6.5
1%
Jun 2
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…
Affected: 1.15.0 before 1.15.3; 1.15.0 before 1.15.3
CVE-2023-0845
6.5
1%
Mar 9
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…
Affected: before 1.14.5
CVE-2022-40716
6.5
1%
Sep 23
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…
Affected: before 1.11.9; before 1.11.9; 1.12.0 before 1.12.5; 1.12.0 before 1.12.5; 1.13.0 before 1.13.2; 1.13.0 before 1.13.2
CVE-2022-24687
6.5
1%
Feb 24
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…
Affected: 1.8.0 before 1.9.15; 1.8.0 before 1.9.15; 1.10.0 before 1.10.8; 1.10.0 before 1.10.8; 1.11.0 before 1.11.3; 1.11.0 before 1.11.3
CVE-2021-38698
6.5
1%
Sep 7
HashiCorp Consul and Consul Enterprise 1.10.1 Txn.Apply endpoint allowed services to register proxies for other services, enabling access to service traffic
Affected: before 1.8.15; before 1.8.15; 1.9.0 before 1.9.9; 1.9.0 before 1.9.9; 1.10.0 before 1.10.2; 1.10.0 before 1.10.2
CVE-2020-28053
6.5
1%
Nov 23
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
Affected: 1.2.0 before 1.6.10; 1.2.0 before 1.6.10; 1.7.0 before 1.7.10; 1.7.0 before 1.7.10; 1.8.0 before 1.8.6; 1.8.0 before 1.8.6
CVE-2026-115804
New
6.4
0%
Oct 26
Consul vulnerable to an authorization bypass in health check registration
Affected: 0.7.2 before 2.1.0
CVE-2024-10086
6.1
0%
Oct 30
Consul Vulnerable To Reflected XSS On Content-Type Error Manipulation
Affected: 1.4.1 before 1.20.0
CVE-2020-25864
6.1
6%
Apr 20
HashiCorp Consul and Consul Enterprise up to version 1.9.4 key-value (KV) raw mode was vulnerable to cross-site scripting
Affected: before 1.7.14; before 1.7.14; 1.8.0 before 1.8.10; 1.8.0 before 1.8.10; 1.9.0 before 1.9.5; 1.9.0 before 1.9.5
CVE-2018-19653
5.9
1%
Dec 9
HashiCorp Consul 0.5.1 through 1.4.0 can use cleartext agent-to-agent RPC communication because the verify_outgoing setting is improperly documented
Affected: 0.5.1 through 1.4.0
CVE-2024-10006
5.8
0%
Oct 30
Consul L7 Intentions Vulnerable To Headers Bypass
Affected: 1.9.0 before 1.20.1
CVE-2024-10005
5.8
1%
Oct 30
Consul L7 Intentions Vulnerable To URL Path Bypass
Affected: 1.9.0 before 1.20.1
CVE-2026-87107
5.4
0%
Sep 10
Consul vulnerable to an authorization bypass in the catalog deregistration path
Affected: 1.21.0 before 2.0.4
CVE-2026-19113
5.3
0%
Aug 7
Unauthenticated denial of service via unbounded request body processing
Affected: 1.3.0 before 2.0.3
CVE-2026-19015
5.3
0%
Aug 7
Uncontrolled resource consumption in the Consul Connect CA roots endpoint
Affected: 1.2.0 before 2.0.3
CVE-2026-19012
5.3
0%
Aug 7
Authenticated denial of service in Consul Enterprise-to-Community Edition downgrade path
Affected: 1.18.0 before 2.0.3
CVE-2020-12797
5.3
2%
Jun 11
HashiCorp Consul and Consul Enterprise failed to enforce changes to legacy ACL token rules due to non-propagation to secondary data centers
Affected: 1.4.0 before 1.6.6; 1.4.0 through 1.6.6; 1.7.0 before 1.7.4; 1.7.0 before 1.7.4
CVE-2020-7955
5.3
1%
Jan 31
HashiCorp Consul and Consul Enterprise 1.4.1 through 1.6.2 did not uniformly enforce ACLs across all API endpoints, resulting in potential unintended information disclosure
Affected: 1.4.1 before 1.6.2; 1.4.1 before 1.6.2
CVE-2026-19014
4.3
0%
Aug 7
Uncontrolled resource consumption in the Consul Connect authorization endpoint
Affected: 1.17.0 before 2.0.3
CVE-2026-15970
4.2
0%
Aug 7
L7 intention authorization bypass via custom public listener
Affected: 1.20.1 before 2.0.3
CVE-2026-19016
4.2
0%
Aug 7
Authorization bypass for session deletion in the transaction API
Affected: 1.19.1 before 2.0.3
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