CVE-2024-50336

matrix-js-sdk has insufficient MXC URI validation which allows client-side path traversal

Published: Nov 12, 2024Updated: Nov 3, 2025 Sources: CVE List NVD GHSACWE-22

N/ACVSS

NVD MITRE

Description

matrix-js-sdk is a Matrix messaging protocol Client-Server SDK for JavaScript. matrix-js-sdk before 34.11.0 is vulnerable to client-side path traversal via crafted MXC URIs. A malicious room member can trigger clients based on the matrix-js-sdk to issue arbitrary authenticated GET requests to the client's homeserver. Fixed in matrix-js-sdk 34.11.1.

No summary for this CVE yet.

Weaknesses

CWE-22

Affected Products

matrix-org

oss-project·DEaka matrix-js-sdk, matrix appservice irc, synapse

matrix-js-sdkOn-premWeb App

Communications / messaging-chat

npm

package-ecosystem

matrix-js-sdk

OSS Libraries

Exploitability

Official Patch Available

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Attack Graph

Products CVE Techniques Tactics

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MITRE ATT&CK

2 techniques

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References

https://github.com/matrix-org/matrix-js-sdk/security/advisories/GHSA-xvg8-m4x3-w6xr

github.com

https://spec.matrix.org/v1.12/client-server-api/#security-considerations-5

spec.matrix.org

https://lists.debian.org/debian-lts-announce/2025/01/msg00004.html

lists.debian.org

and 2 more references View all →

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