CVE-2025-54315
Unknown Unknown - Not Provided
BaseFortify

Publication date: 2025-10-02

Last updated on: 2025-10-06

Assigner: MITRE

Description
The Matrix specification before 1.16 (i.e., with a room version before 12) lacks create event uniqueness.
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Meta Information
Published
2025-10-02
Last Modified
2025-10-06
Generated
2026-06-16
AI Q&A
2025-10-02
EPSS Evaluated
2026-06-14
NVD
CVE-2025-54315
EUVD
EUVD-2025-32574
Affected Vendors & Products
Showing 1 associated CPE
Vendor Product Version / Range
matrix specification 1.16
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Exploitability
CWE
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KEV
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CWE ID Description
CWE-837 The product requires that an actor should only be able to perform an action once, or to have only one unique action, but the product does not enforce or improperly enforces this restriction.
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Executive Summary

This vulnerability exists in the Matrix specification versions before 1.16 (specifically room versions before 12) where there is a lack of create event uniqueness. This means that the system does not properly ensure that create events are unique, potentially allowing issues related to event handling or duplication.

Impact Analysis

The vulnerability can impact you by allowing an attacker to exploit the lack of create event uniqueness, which could lead to integrity issues such as unauthorized or duplicated events within a Matrix room. According to the CVSS score, it has a high impact on integrity and a low impact on availability, meaning it could allow malicious modification of data or state within the system.

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