LavinMQ is a high-performance message queue & streaming server. Before 2.6.8, an authenticated user, with the “Policymaker” tag, could create shovels bypassing access controls. an authenticated user with the "Policymaker" management tag could exploit it to read messages from vhosts they are not authorized to access or publish messages to vhosts they are not authorized to access. This vulnerability is fixed in 2.6.8.
https://github.com/cloudamqp/lavinmq/security/advisories/GHSA-wh37-6vrr-r9wg
https://github.com/cloudamqp/lavinmq/pull/1687
https://github.com/cloudamqp/lavinmq/pull/1670
https://github.com/cloudamqp/lavinmq/commit/be03da31f3db1a2552f7094ff58e953ef50cdc82
https://github.com/cloudamqp/lavinmq/commit/3a83e5894495b60c7c32a79c3dbc9bd9fa237d9a
Published: 2026-02-12
Updated: 2026-02-13
Base Score: 4
Vector: CVSS2#AV:N/AC:L/Au:S/C:P/I:N/A:N
Severity: Medium
Base Score: 6.5
Vector: CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
Severity: Medium
Base Score: 8.6
Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N
Severity: High
EPSS: 0.00041