Resource exhaustion in Discourse

CVE-2024-21655

Discourse is a platform for community discussion. For fields that are client editable, limits on sizes are not imposed. This allows a malicious actor to cause a Discourse instance to use excessive disk space and also often excessive bandwi…

Vulnerability class: DoS (Denial of Service)

EPSS: 0.006 (42.7th 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

  • Discourse — versions >= 3.2.0beta1, < 3.2.0.beta4, 3.2.0, < 3.1.4

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2024-21655?
CVE-2024-21655 is a medium-severity vulnerability in Discourse, classified under Uncontrolled Resource Consumption. CVSS score: 4.3/10. Published 2024-01-12.
How severe is CVE-2024-21655?
Medium severity. CVSS v3 base score is 4.3 out of 10.