What is CVE-2023-29529?

CVE-2023-29529 is a medium-severity vulnerability in Matrix Javascript_sdk, classified under Missing Authorization. CVSS score: 5.0/10. Published 2023-04-14.

How severe is CVE-2023-29529?

Medium severity. CVSS v3 base score is 5.0 out of 10.

Auth bypass in Matrix Javascript_sdk

CVE-2023-29529

matrix-js-sdk is the Matrix Client-Server SDK for JavaScript and TypeScript. An attacker present in a room where an MSC3401 group call is taking place can eavesdrop on the video and audio of participants using matrix-js-sdk, without their…

Vulnerability class: Broken Access Control

EPSS: 0.005 (42.0th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.0 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:N/A:N.

Affected products

Matrix Javascript_sdk
Matrix-org Matrix-js-sdk — versions < 24.1.0

Weakness classification (CWE)

CWE-862 — Missing Authorization

References

security-advisories@github.com (x_refsource_CONFIRM, Vendor Advisory)
security-advisories@github.com (Patch, x_refsource_MISC, Issue Tracking)
security-advisories@github.com (x_refsource_MISC, Release Notes)

Frequently asked questions

What is CVE-2023-29529?: CVE-2023-29529 is a medium-severity vulnerability in Matrix Javascript_sdk, classified under Missing Authorization. CVSS score: 5.0/10. Published 2023-04-14.
How severe is CVE-2023-29529?: Medium severity. CVSS v3 base score is 5.0 out of 10.