CVE-2026-19015 Affecting consul package, versions *


Severity

Recommended
low

Based on default assessment until relevant scores are available.

Threat Intelligence

EPSS
0.29% (22nd percentile)

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  • Snyk IDSNYK-DEBIAN11-CONSUL-18600681
  • published10 Aug 2026
  • disclosed7 Aug 2026

Introduced: 7 Aug 2026

NewCVE-2026-19015  (opens in a new tab)

How to fix?

There is no fixed version for Debian:11 consul.

NVD Description

Note: Versions mentioned in the description apply only to the upstream consul package and not the consul package as distributed by Debian. See How to fix? for Debian:11 relevant fixed versions and status.

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.