CVE-2024-47824

High

Description

matrix-react-sdk is react-based software development kit for inserting a Matrix chat/VOIP client into a web page. Starting in version 3.18.0 and before 3.102.0, matrix-react-sdk allows a malicious homeserver to potentially steal message keys for a room when a user invites another user to that room, via injection of a malicious device controlled by the homeserver. This is possible because matrix-react-sdk before 3.102.0 shared historical message keys on invite. Version 3.102.0 fixes this issue by disabling sharing message keys on invite by removing calls to the vulnerable functionality. No known workarounds are available.

SeverityHigh
CVSS8.7
Exploit probability—
ProductMatrix-react-sdk
PublishedOct 15, 2024
First seenOct 15, 2024

How to fix

Update
  • matrix-react-sdk3.102.0 or later

Affected products

ProductAffected versionsFixed in
matrix-react-sdknpm3.18.0 ≤ v < 3.102.03.102.0

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CVE-2024-47824 · Matrix-react-sdk · Dark Radar