CVE-2025-11375
Consul's event endpoint is vulnerable to denial of service
6.5
MEDIUM
CVSS 3.1
EPSS 0.04%
Description
Consul and Consul Enterprise’s (“Consul”) event endpoint is vulnerable to denial of service (DoS) due to lack of maximum value on the Content Length header. This vulnerability, CVE-2025-11375, is fixed in Consul Community Edition 1.22.0 and Consul Enterprise 1.22.0, 1.21.6, 1.20.8 and 1.18.12.
How to fix CVE-2025-11375
To remediate CVE-2025-11375, upgrade the affected package to a fixed version below.
- —upgrade to 1.22.0 or later
- —no fix listed
- —upgrade to 1.22.0 or later
- —upgrade to 1.22.0 or later
Is CVE-2025-11375 being exploited?
Low — EPSS is 0.0%, meaning exploitation activity has not been observed at scale.
Affected packages (4)
- from 0, < 1.22.0
- from 0
- from 0, < 1.22.0
- from 0, < 1.22.0
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | MEDIUM6.5 | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H |