# matrix-appservice-bridge (npm) vulnerabilities

2 known vulnerabilities (2 medium), with the versions each affects and the releases that fix them.

## At a glance

- Latest release: not known (cve.now hasn't read this package's releases)
- Newest unaffected release: not known without release data
- Registry: https://www.npmjs.com/package/matrix-appservice-bridge

## Advisories (2)

### [CVE-2023-38691](https://cve.now/CVE-2023-38691): matrix-appservice-bridge doesn't verify the sub parameter of an openId token exhange, allowing unauthorized access to provisioning APIs

- Severity: Medium 5.0
- Published: Aug 4, 2023
- Affected: from 4.0.0, fixed in 8.1.2; from 9.0.0, fixed in 9.0.1.

### [CVE-2021-32659](https://cve.now/CVE-2021-32659): Automatic room upgrade handling can be used maliciously to bridge a room non-consentually

- Severity: Medium 6.5
- Published: Jun 16, 2021
- Affected: fixed in 2.6.1.

---

Source: cve.now
Built by [Sazabi](https://www.sazabi.com/?utm_source=cve-now&utm_medium=markdown), AI-native observability and security: automatic issue detection, plain-language log search and live dashboards.
Page: https://cve.now/packages/npm/matrix-appservice-bridge
Site guide for agents: https://cve.now/llms.txt
Uses NVD data; not endorsed by NVD.