What is CVE-2022-39236?

CVE-2022-39236 is a medium-severity vulnerability in Matrix-org Matrix-js-sdk, classified under Improper Input Validation. CVSS score: 4.3/10. Published 2022-09-28.

How severe is CVE-2022-39236?

Medium severity. CVSS v3 base score is 4.3 out of 10.

Is CVE-2022-39236 known to be exploited?

1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

Improper input validation in Matrix-org Matrix-js-sdk

CVE-2022-39236

Matrix Javascript SDK is the Matrix Client-Server SDK for JavaScript. Starting with version 17.1.0-rc.1, improperly formed beacon events can disrupt or impede the matrix-js-sdk from functioning properly, potentially impacting the consumer'…

Vulnerability class: Drupalgeddon 2 (CVE-2018-7600)

EPSS: 0.006 (69.4th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 4.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L.

Affected products

Matrix-org Matrix-js-sdk — versions >= 17.1.0-rc.1, < 19.7.0

Weakness classification (CWE)

CWE-20 — Improper Input Validation

Public proof-of-concept exploits

karimhabush/cyberowl

References

Frequently asked questions

What is CVE-2022-39236?: CVE-2022-39236 is a medium-severity vulnerability in Matrix-org Matrix-js-sdk, classified under Improper Input Validation. CVSS score: 4.3/10. Published 2022-09-28.
How severe is CVE-2022-39236?: Medium severity. CVSS v3 base score is 4.3 out of 10.
Is CVE-2022-39236 known to be exploited?: 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.