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Vulnerability record · CVE-2026-25767 · published 12 February 2026

CVE-2026-25767: 84codes lavinmq incorrect authorization vulnerability

84codes · Lavinmq

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.

8.6 CVSS 4.0 High EPSS 0.43% · top 64.7% CWE-863 · Incorrect authorization
8.6CVSS 4.0 base score
0.43%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
5References
17 Jun 2026Last modified by NVD

Description

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.

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/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://github.com/cloudamqp/lavinmq/commit/3a83e5894495b60c7c32a79c3dbc9bd9fa237d9a Patch
https://github.com/cloudamqp/lavinmq/commit/be03da31f3db1a2552f7094ff58e953ef50cdc82 Patch
https://github.com/cloudamqp/lavinmq/pull/1670 Issue TrackingPatch
https://github.com/cloudamqp/lavinmq/pull/1687 Issue TrackingPatch
https://github.com/cloudamqp/lavinmq/security/advisories/GHSA-wh37-6vrr-r9wg MitigationVendor Advisory

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Same products first, then exploited flaws of the same weakness class.

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Source: NIST National Vulnerability Database (record CVE-2026-25767), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.