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Vulnerabilities CVE-2026-19014

CVE-2026-19014

Medium
Open
TLP:CLEAR

Uncontrolled resource consumption in the Consul Connect authorization endpoint

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Description

Consul Community Edition and Consul Enterprise 1.17.0 through 2.0.2 are vulnerable to an uncontrolled resource consumption issue in the Connect authorization endpoint that may allow a caller to grow the agent's intention-match cache without bound, defeating the operator's cache-disable configuration. This vulnerability, CVE-2026-190124, is fixed in Consul 2.0.3 and Consul Enterprise 1.21.17, 1.22.11, and 2.0.3.

Details

CVSS Score
4.3
EPSS Score
0.26%

17.9th percentile

CVSS Vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L
Confidence
90%
Published
Aug 7, 2026
Last Modified
Aug 10, 2026
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