Improper input validation in Discourse

CVE-2022-39232

Discourse is an open source discussion platform. Starting with version 2.9.0.beta5 and prior to version 2.9.0.beta10, an incomplete quote can generate a JavaScript error which will crash the current page in the browser in some cases. Version 2.9.0.beta10 added a fix and tests to ensure incomplete quotes won't break the app. As a workaround, the quote can be fixed via the rails console.

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

EPSS: 0.010 (58.7th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H.

Affected products

  • Discourse — versions >= 2.9.0.beta5, < 2.9.0.beta10, 2.9.0

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2022-39232?
CVE-2022-39232 is a medium-severity vulnerability in Discourse, classified under Improper Input Validation. CVSS score: 6.5/10. Published 2022-09-29.
How severe is CVE-2022-39232?
Medium severity. CVSS v3 base score is 6.5 out of 10.