Auth bypass in Discourse

CVE-2022-41944

Discourse is an open-source discussion platform. In stable versions prior to 2.8.12 and beta or tests-passed versions prior to 2.9.0.beta.13, under certain conditions, a user can see notifications for topics they no longer have access to. If there is sensitive information in the topic title, it will therefore have been exposed. This issue is patched in stable version 2.8.12, beta version 2.9.0.beta13, and tests-passed version 2.9.0.beta13. There are no workarounds available.

Vulnerability class: Information Disclosure

EPSS: 0.004 (36.7th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 3.5 (Low). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:L/I:N/A:N.

Affected products

  • Discourse — versions >= 2.9.0.beta0, < 2.9.0.beta13, < 2.8.12, 2.9.0

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2022-41944?
CVE-2022-41944 is a low-severity vulnerability in Discourse, classified under Information Disclosure. CVSS score: 3.5/10. Published 2022-11-28.
How severe is CVE-2022-41944?
Low severity. CVSS v3 base score is 3.5 out of 10.