Consul vulnerable to a denial of service in the native RPC listener
Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).
| Vendor | Product | Default status | Versions | ||||||
|---|---|---|---|---|---|---|---|---|---|
| HashiCorp | Consul | unaffected |
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| HashiCorp | Consul Enterprise | unaffected |
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No data.
No data.
| Vendor | Product | Versions | ||||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Hashicorp | Consul |
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| Hashicorp | Consul Enterprise |
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No CVSS v4.0
No CVSS v3.0
No CVSS v2
This CVE is not in the KEV list.
Exploit prediction score: < 1% (0.411% probability within 30 days)
| Type | Values Removed | Values Added |
|---|---|---|
| First Time appeared |
Hashicorp
Hashicorp consul Hashicorp consul Enterprise |
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| Vendors & Products |
Hashicorp
Hashicorp consul Hashicorp consul Enterprise |
| Type | Values Removed | Values Added |
|---|---|---|
| Metrics |
ssvc
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| Type | Values Removed | Values Added |
|---|---|---|
| Description | Consul and Consul Enterprise are vulnerable to a denial of service in the native RPC listener that may allow an authenticated client to exhaust server memory before ACL authorization is evaluated. A client that can complete the internal RPC mTLS handshake may exploit this issue without holding a valid ACL token. This vulnerability (CVE-2026-87106) is fixed in Consul 2.0.4 and Consul Enterprise 1.21.18, 1.22.12 and 2.0.4. | |
| Title | Consul vulnerable to a denial of service in the native RPC listener | |
| Weaknesses | CWE-400 | |
| References |
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| Metrics |
cvssV3_1
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