CVE-2026-3739

MEDIUM

suitenumerique messages 0.2.0 - Auth Bypass

Title source: llm
STIX 2.1

Description

A security flaw has been discovered in suitenumerique messages 0.2.0. This issue affects the function ThreadAccessSerializer of the file src/backend/core/api/serializers.py of the component ThreadAccess. The manipulation results in improper authentication. The attack can be executed remotely. The exploit has been released to the public and may be used for attacks. Upgrading to version 0.3.0 is capable of addressing this issue. The patch is identified as d7729f4b885449f6dee3faf8b5f2a05769fb3d6e. The affected component should be upgraded.

References (8)

Core 8
Core References
Permissions Required, VDB Entry vdb-entry technical-description
https://vuldb.com/?id.349717
Permissions Required, VDB Entry signature permissions-required
https://vuldb.com/?ctiid.349717
Permissions Required, VDB Entry third-party-advisory
https://vuldb.com/?submit.767329
Issue Tracking issue-tracking patch
https://github.com/suitenumerique/messages/pull/557

Scores

CVSS v3 6.3
EPSS 0.0032
EPSS Percentile 23.4%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L

CISA SSVC

Vulnrichment
Exploitation poc
Automatable no
Technical Impact partial

Details

CWE
CWE-287
Status published
Published Mar 08, 2026
Tracked Since Mar 08, 2026