CVE-2023-28103

HIGH

matrix-react-sdk < 3.69.0 - Prototype Pollution via Remote Server Data

Title source: llm

Description

matrix-react-sdk is a Matrix chat protocol SDK for React Javascript. In certain configurations, data sent by remote servers containing special strings in key locations could cause modifications of the `Object.prototype`, disrupting matrix-react-sdk functionality, causing denial of service and potentially affecting program logic. This is fixed in matrix-react-sdk 3.69.0 and users are advised to upgrade. There are no known workarounds for this vulnerability. Note this advisory is distinct from GHSA-2x9c-qwgf-94xr which refers to a similar issue.

References (2)

Core 2

Core References

Vendor Advisory x_refsource_confirm

https://github.com/matrix-org/matrix-react-sdk/security/advisories/GHSA-6g43-88cp-w5gv

Vendor Advisory x_refsource_misc

https://matrix.org/blog/2023/03/28/security-releases-matrix-js-sdk-24-0-0-and-matrix-react-sdk-3-69-0

Scores

CVSS v3 8.2

EPSS 0.0071

EPSS Percentile 48.6%

Attack Vector NETWORK

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:H

CISA SSVC

Vulnrichment

Exploitation none

Automatable yes

Technical Impact partial

Details

CWE

CWE-1321

Status published

Products (2)

matrix-react-sdk_project/matrix-react-sdk < 3.69.0

npm/matrix-react-sdk 0 - 3.69.0npm

Published Mar 28, 2023

Tracked Since Feb 18, 2026