VulnerabilityDeferred
CVE-2025-54315
The Matrix specification before 1.16 (i.e., with a room version before 12) lacks create event uniqueness.
HIGH 7.1EPSS 0.33%
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (0.33%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
The Matrix specification before 1.16 (i.e., with a room version before 12) lacks create event uniqueness.
- CVSS 3.1
- 7.1 HIGHCVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:N/I:H/A:L
- EPSS
- 0.33% probability · 26th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-837
- Source
- cve@mitre.org
References
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.