Medium severity · published Nov 10, 2023
CVE-2023-47119
Discourse is an open source platform for community discussion
6.1
CVSS
0.9%
EPSS
No
On KEV
Description
Discourse is an open source platform for community discussion. Prior to version 3.1.3 of the `stable` branch and version 3.2.0.beta3 of the `beta` and `tests-passed` branches, some links can inject arbitrary HTML tags when rendered through our Onebox engine. The issue is patched in version 3.1.3 of the `stable` branch and version 3.2.0.beta3 of the `beta` and `tests-passed` branches. There are no known workarounds.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
Required
Confidentiality
Low
Integrity
Low
Availability
None
Scope
Changed
Exploitation
Is it being used?
Exploit prediction (EPSS)0.9% · higher than 61% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
DI
Discourse · Discourse
before 3.1.3; before 3.2.0; 3.2.0; 3.2.0 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2023-47119
CVE.org
https://www.cve.org/CVERecord?id=CVE-2023-47119
Patch
https://github.com/discourse/discourse/commit/628b293ff53fb617b3464dd27268aec84388cc09
Patch
https://github.com/discourse/discourse/commit/d78357917c6a917a8a27af68756228e89c69321c
Vendor Advisory
https://github.com/discourse/discourse/security/advisories/GHSA-j95w-5hvx-jp5w
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