Vulnerabilities

Search by TI id or any alias (CVE, GHSA), vendor, product or CWE.

Filters

Reset all

Threatist priority CRITICAL 0 HIGH 0 MEDIUM 0 LOW 2

Signals Exploited in the wild (KEV) 0 Patch available 2 No fix listed 0 Has CVE 2

Fix status Fixed 2 Partial 0 Will not fix 0 Deferred 0 No fix listed 0

Impact type Code execution 0 Privilege escalation 0 Security bypass 2 Information disclosure 2 Tampering 0 Denial of service 0 Spoofing 0 Cross-site scripting 0 SQL injection 0

Attack vector Network 2 Adjacent network 0 Local 0 Physical 0

Requirements No authentication 0 No user interaction 2

Product

Products as named in CPE, with their records.

Published Last 7 days Last 30 days Last 12 months Any time

Weakness (CWE) CWE-200 Exposure of Sensitive Information to an Unauthorized Actor 2 CWE-863 Incorrect Authorization 2

1 selected

2 records

Sort

Advisory: matrix-org synapse — FEDORA-2021-f12fdca1bf × Clear all filters

TI-2021-16550 CVE-2021-39164 · GHSA-3x4c-pq33-4w3q

Improper authorisation of /members discloses room membership to non-members

Priority LOW 18

Matrix is an ecosystem for open federated Instant Messaging and Voice over IP.

CVSS 3.1LOW 3.1· Network · Low privileges · No interaction · EPSS 0.01451 · Published 2021-08-31 · Fixed in 1.41.1 CWE-200

TI-2021-16549 CVE-2021-39163 · GHSA-jj53-8fmw-f2w2

Adding a private/unlisted room to a community exposes room metadata in an unauthorised manner.

Priority LOW 17

Matrix is an ecosystem for open federated Instant Messaging and Voice over IP.

CVSS 3.1LOW 3.1· Network · Low privileges · No interaction · EPSS 0.00896 · Published 2021-08-31 · Fixed in 1.41.1 CWE-200

THREATIST.IO

Vulnerability intelligence for security teams and AI agents.

Vulnerabilities Vendors Exploited (KEV) API & MCP Newsletter Privacy policy Terms of use

Newsletter Vulnerability intelligence in your inbox Subscribe

© 2026 Threatist.io · X (@threatist)Data: CVE Program, NVD, CISA KEV, FIRST EPSS, GitHub Advisory Database and Red Hat security data (both CC BY 4.0), Microsoft Security Response Center. This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences

We would like to use Google Analytics cookies to see how the site is used. They are set only if you accept. Privacy policy