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Δ / VULNERABILITY RECORD

CVE-2025-54315.

Source-reported disclosure and enrichment record.

SEVERITY / CVSSHIGH / 7.1CVSS 3.1 · cve@mitre.org
EXPLOITATION STATUSNot listed in the cached KEV catalogThis does not establish absence of exploitation.
RECORD STATUSDeferredModified Oct 08, 2026

Disclosure summary

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

Source-reported weakness categories

CWE-837

Source-specific records & product guidance

Sources retain their own attribution and scoring. Follow the original record to confirm affected versions, fixed releases, and configuration conditions.

NIST National Vulnerability Database · NVD-CVE-2025-54315

Open original source · Updated Oct 08, 2026

Only CPE matches marked vulnerable=true are indexed. AND/OR platform conditions must be checked in the original NVD record.

Original records & references

PUBLISHED 2025-10-02T15:15:31-04:00
MODIFIED 2026-10-08T19:10:00-04:00
INGESTED 2026-10-10T20:50:24-04:00