CVE-2021-31158

MEDIUM

Couchbase Server <6.6.2 - Privilege Escalation

Title source: llm
STIX 2.1

Description

In the Query Engine in Couchbase Server 6.5.x and 6.6.x through 6.6.1, Common Table Expression queries were not correctly checking the user's permissions, allowing read-access to resources beyond what those users were explicitly allowed to access.

References (2)

Core 2
Core References
Release Notes, Vendor Advisory x_refsource_misc
https://docs.couchbase.com/server/current/release-notes/relnotes.html

Scores

CVSS v3 6.5
EPSS 0.0070
EPSS Percentile 48.6%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

Details

CWE
CWE-863
Status published
Products (1)
couchbase/couchbase_server 6.5.0 - 6.6.2
Published May 19, 2021
Tracked Since Feb 18, 2026