CVE-2023-28427 — matrix-js-sdk is a Matrix messaging protocol Client-Server SDK for JavaScript
matrix-js-sdk is a Matrix messaging protocol Client-Server SDK for JavaScript. In versions prior to 24.0.0 events sent with special strings in key places can temporarily disrupt or impede the matrix-js-sdk from functioning properly, potentially impacting the consumer's abili
Published
2023-03-28T20:32:22.116Z
Last modified
2025-02-18T20:03:47.555Z
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:H
01What is this vulnerability?
matrix-js-sdk is a Matrix messaging protocol Client-Server SDK for JavaScript. In versions prior to 24.0.0 events sent with special strings in key places can temporarily disrupt or impede the matrix-js-sdk from functioning properly, potentially impacting the consumer's ability to process data safely. Note that the matrix-js-sdk can appear to be operating normally but be excluding or corrupting…
02Affected products
| Vendor | Product | Versions |
|---|
| matrix-org | matrix | js-sdk — < 24.0.0 |
03Active exploitation status
Not currently listed on the CISA Known Exploited Vulnerabilities (KEV) catalog. EPSS is the best forward-looking signal — see the EPSS row above.
04Recommended remediation
- Patch to a fixed version listed in the vendor advisory (see references below).
- Mitigate with WAF rules, network egress filters, or feature flags where the patch is not yet available.
- Hunt historical logs for exploitation indicators — see Detection signatures below.
05Technical details
For the full vendor write-up, exploit chains, and reference implementations, see the references list in section 09.
06Detection signatures
Ask SARA in chat to draft a starting detection for this CVE in your stack of choice.
07Related CVEs
No directly-cited follow-up CVEs in the KB record for this advisory. The references list in section 09 carries the vendor cross-references.
08Timeline
- Published: 2023-03-28T20:32:22.116Z
- Last modified: 2025-02-18T20:03:47.555Z
09References
- github.com — https://github.com/matrix-org/matrix-js-sdk/security/advisories/GHSA-mwq8-fjpf-c…
- matrix.org — https://matrix.org/blog/2023/03/28/security-releases-matrix-js-sdk-24-0-0-and-ma…
- www.debian.org — https://www.debian.org/security/2023/dsa-5392
- lists.debian.org — https://lists.debian.org/debian-lts-announce/2023/04/msg00027.html
- security.gentoo.org — https://security.gentoo.org/glsa/202305-36
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