CVEvulnerability

CVE-2026-87106

6.5 MEDIUM Published 2026-09-10 Modified 2026-09-10 Official page ↗
Status
Awaiting Analysis
Published
2026-09-10
Last modified
2026-09-10
Assigner
[email protected]
CVSS 3.1 ([email protected])
6.5 MEDIUM — CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Weaknesses
CWE-400

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.

Related

Weakness · CWE (1)

  • CWE-400 Uncontrolled Resource Consumption weakness

References