CVE-2026-19016
Fixed in a distro release EPSS <1%CVSS 4.2
Consul Community Edition and Consul Enterprise 1.19.1 through 2.0.2 did not enforce the {{session:write}} ACL permission for session deletion operations submitted through the transaction API. An authenticated caller with network access to the Consul server RPC port could delete arbitrary sessions without holding the required permission. This vulnerability, CVE-2026-19016, is fixed in Consul 2.0.3 and Consul Enterprise 1.21.17, 1.22.11, and 2.0.3.
Products: HashiCorp Consul, HashiCorp Consul Enterprise
Distro releases
| Release | Package | Fixed in |
|---|---|---|
| Chainguard | consul-1.22 | no fix |
| Chainguard | consul-2.0 | no fix |
| Chainguard | consul-fips-1.22 | no fix |
| Chainguard | consul-fips-2.0 | 2.0.3-r0 |
| Debian 11 | consul | no fix |
| Ubuntu 18.04 LTS | consul | no fix |
| Ubuntu 20.04 LTS | consul | no fix |
| Ubuntu 22.04 LTS | consul | no fix |