Matrix vendor intelligence

Matrix Known Exploited Vulnerabilities

Track evidence-backed exploitation affecting Matrix products, including the gap beyond CISA KEV, confidence assessments, sensor observations, and practical response context.

Browse Matrix KEVs Full KEV feed
Total KEVs
1
Known exploited vulnerabilities affecting Matrix products
In CISA KEV
0
Records also listed in the official catalog
Beyond CISA KEV
1
Additional exploited CVEs absent from CISA KEV
Sensor Observed
0
Matrix KEVs with sensor-observed exploitation activity

The catalog gap matters for Matrix exposure

One of the one exploited Matrix CVEs tracked here are not in CISA KEV. Teams relying on the official catalog alone would miss 100% of this vendor portfolio.

0%
Covered by CISA
100%
Beyond CISA
1
Product families

Attested Matrix CVEs

Search the exploited-vulnerability portfolio, then narrow it to official CISA coverage or the additional records KEV Intelligence tracks beyond the catalog.

How exploitation is verified
CVE / description Product Confidence CISA KEV Added
CVE-2018-10657

Matrix Synapse before 0.28.1 is prone to a denial of service flaw where malicious events injected with depth = 2^63 - 1 render rooms unusable,...

Synapse High Beyond CISA 02 May 2018

Showing 1 of 1 Matrix known exploited vulnerabilities.

Recurring weakness patterns

Input validation account for one mapped occurrence across this Matrix KEV portfolio.

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Early warning alerts

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