Advisory Database
  • Advisories
  • Dependency Scanning
  1. npm
  2. ›
  3. matrix-react-sdk
  4. ›
  5. CVE-2023-28103

CVE-2023-28103: Improperly Controlled Modification of Object Prototype Attributes ('Prototype Pollution')

March 28, 2023 (updated April 5, 2023)

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

  • github.com/advisories/GHSA-6g43-88cp-w5gv
  • github.com/matrix-org/matrix-react-sdk/security/advisories/GHSA-2x9c-qwgf-94xr
  • github.com/matrix-org/matrix-react-sdk/security/advisories/GHSA-6g43-88cp-w5gv
  • matrix.org/blog/2023/03/28/security-releases-matrix-js-sdk-24-0-0-and-matrix-react-sdk-3-69-0
  • nvd.nist.gov/vuln/detail/CVE-2023-28103

Code Behaviors & Features

Detect and mitigate CVE-2023-28103 with GitLab Dependency Scanning

Secure your software supply chain by verifying that all open source dependencies used in your projects contain no disclosed vulnerabilities. Dependency Scanning using SBOM also detects vulnerabilities from proprietary advisories that this site does not include. Learn more about Dependency Scanning using SBOM →

Affected versions

All versions before 3.69.0

Fixed versions

  • 3.69.0

Solution

Upgrade to version 3.69.0 or above.

Impact 8.2 HIGH

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

Learn more about CVSS

Weakness

  • CWE-1321: Improperly Controlled Modification of Object Prototype Attributes ('Prototype Pollution')

Source file

npm/matrix-react-sdk/CVE-2023-28103.yml

Spotted a mistake? Edit the file on GitLab.

  • Site Repo
  • About GitLab
  • Terms
  • Privacy Statement
  • Contact

Page generated Sun, 08 Nov 2026 00:15:34 +0000.