🛡️ CVE-2025-54315

🟠 CVSS 7.1 — High ✅ No Known Exploit CWE-837 NVD
7.1
CVSS Score
0 Low4 Medium7 High9 Critical10

Description

The Matrix specification before 1.16 (i.e., with a room version before 12) lacks create event uniqueness.

How this vulnerability can be exploited

This issue can be reached over the network, attack complexity is high, an attacker needs low-level privileges on the target. No user interaction is required. The scope is changed, meaning a successful attack can affect components beyond the vulnerable one. Rated impact: confidentiality none, integrity high, availability low.

Weakness class

CVE-2025-54315 is classified as CWE-837: Improper Enforcement of a Single, Unique Action. 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.

Affected software

CVE-2025-54315 is recorded against 1 package.

  • unknown

Timeline and source

Published on 2 October 2025 and last revised on 17 June 2026. No public exploit is currently recorded for this entry. Record sourced from NVD.

References

github.com
matrix.org

Details

Severity HIGH
CVSS Score 7.1
CVSS Vector CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:N/I:H/A:L
CWE CWE-837
Public Exploit ✅ No
Source NVD
Published 2025-10-02
Updated 2026-08-11
Modified 2026-06-17
Fix URL N/A

Affected Packages

Software From version Fixed in
unknown — —

Similar Threats

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ⓘ Data Notice: The information presented above has been compiled from publicly available internet sources. Boteraser aggregates this data solely for informational purposes and does not independently classify, evaluate, or endorse any findings about the vulnerabilities listed. The accuracy and completeness of this information is the sole responsibility of the original publishers. Boteraser and its operators accept no liability for any decisions made based on this data.

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