CVE-2026-19015
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,…
Does this matter?
Lower severity and a low EPSS score (0.29%). Track it; it rarely justifies an emergency change on its own.
Description
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.
- CVSS 3.1
- 5.3 MEDIUMCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
- EPSS
- 0.29% probability · 22th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-770
- Source
- security@hashicorp.com
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.