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CVE-2026-3739
6.3 MEDIUM
- CVSS version (CVSS): 3.1
- Attack Vector (AV): Network (N)
- Attack Complexity (AC): Low (L)
- Privileges Required (PR): Low (L)
- User Interaction (UI): None (N)
- Scope (S): Unchanged (U)
- Confidentiality (C): Low (L)
- Integrity (I): Low (L)
- Availability (A): Low (L)
- Exploit Code Maturity (E): Proof-of-Concept (P)
- Remediation Level (RL): Official Fix (O)
- Report Confidence (RC): Confirmed (C)
- Modified Attack Vector (MAV): Network (N)
- Modified Attack Complexity (MAC): Low (L)
- Modified Privileges Required (MPR): Low (L)
- Modified User Interaction (MUI): None (N)
- Modified Confidentiality (MC): Low (L)
- Modified Scope (MS): Unchanged (U)
- Modified Integrity (MI): Low (L)
- Modified Availability (MA): Low (L)
by @mweinelt Activity log
- Created suggestion
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@mweinelt
ignored
7 packages
- mautrix-gmessages
- ayatana-indicator-messages
- graylogPlugins.filter-messagesize
- python312Packages.teamcity-messages
- python313Packages.teamcity-messages
- python314Packages.teamcity-messages
- chickenPackages_5.chickenEggs.messages
- @mweinelt dismissed
suitenumerique messages ThreadAccess serializers.py ThreadAccessSerializer improper authentication
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
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VDB-349717 | suitenumerique messages ThreadAccess serializers.py ThreadAccessSerializer improper authentication vdb-entrytechnical-description
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Submit #767329 | La Suite Numerique messages 0.2.0 IDOR third-party-advisory
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Affected products
messages
- ==0.2.0
- ==0.3.0