CVE-2026-19015

Summary

Consul Community Edition and Consul Enterprise 1.2.0 through 2.0.2 are vulnerable to an uncontrolled resource consumption issue in the Connect CA roots endpoint that may allow a remote caller to grow the agent's Connect CA roots cache without bound, defeating the operator's cache-disable configuration. This vulnerability, CVE-2026-19015, is fixed in Consul 2.0.3 and Consul Enterprise 1.21.17, 1.22.11, and 2.0.3.

Affected Software

VendorProductVersion RangeStatus
HashiCorpConsul1.2.0 < 2.0.3affected
HashiCorpConsul Enterprise1.2.0 < 2.0.3affected

Weaknesses

  • CWE-770: CWE-770: Allocation of Resources Without Limits or Throttling

References