CVE-2026-19015CWE-770denial-of-service

CVE-2026-19015

Medium · published August 8, 2026

CVSS v3.1
5.3
EPSS
0%
Percentile
33.3
In the wild
Unconfirmed
What it is

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.

The record
Technical detail
CVSS v3.1
5.3 · MEDIUM
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
CVSS v4.0
Not supplied
EPSS
0.00402 · 33.3th percentile
Weakness
CWE-770 · Allocation of Resources Without Limits or Throttling
Published
2026-08-08T00:16Z
References (1)
https://discuss.hashicorp.com/t/hcsec-2026-25-multiple-vulnerabilities-impacting-hashicorp-consul/77629 · [email protected]
EPSS history
Timeline
  • 07 AUG 19:19Z
    Uncontrolled resource consumption in the Consul Connect CA roots endpoint
    cvelistv5