Medium severity · published Jul 28, 2023
CVE-2023-37906
Discourse is an open source discussion platform
4.3
CVSS
0.5%
EPSS
No
On KEV
Description
Discourse is an open source discussion platform. Prior to version 3.0.6 of the `stable` branch and version 3.1.0.beta7 of the `beta` and `tests-passed` branches, a malicious user can edit a post in a topic and cause a DoS with a carefully crafted edit reason. The issue is patched in version 3.0.6 of the `stable` branch and version 3.1.0.beta7 of the `beta` and `tests-passed` branches. There are no known workarounds for this vulnerability.
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)0.5% · higher than 45% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
DI
Discourse · Discourse
before 3.0.6; 1.1.0; 1.1.0; 1.1.0; 1.1.0; 1.1.0; +34 more · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2023-37906
CVE.org
https://www.cve.org/CVERecord?id=CVE-2023-37906
Patch
https://github.com/discourse/discourse/commit/dcc825bda505a344eda403a1b8733f30e784034a
Vendor Advisory
https://github.com/discourse/discourse/security/advisories/GHSA-pjv6-47x6-mx7c
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