Medium severity · published Jan 12, 2024
CVE-2024-21655
Discourse is a platform for community discussion
4.3
CVSS
0.6%
EPSS
No
On KEV
Description
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 bandwidth. The issue is patched 3.1.4 and 3.2.0.beta4.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L
Attack vector
Network
Complexity
Low
Privileges
Low
User interaction
None
Confidentiality
None
Integrity
None
Availability
Low
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.6% · higher than 47% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
DI
Discourse · Discourse
before 3.1.4; 3.2.0; 3.2.0; 3.2.0 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2024-21655
CVE.org
https://www.cve.org/CVERecord?id=CVE-2024-21655
Vendor Advisory
https://github.com/discourse/discourse/security/advisories/GHSA-m5fc-94mm-38fx
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