Medium severity · published Jan 5, 2023
CVE-2022-23549
Discourse is an option source discussion platform
6.5
CVSS
0.6%
EPSS
No
On KEV
Description
Discourse is an option source discussion platform. Prior to version 2.8.14 on the `stable` branch and version 2.9.0.beta16 on the `beta` and `tests-passed` branches, users can create posts with raw body longer than the `max_length` site setting by including html comments that are not counted toward the character limit. This issue is patched in versions 2.8.14 and 2.9.0.beta16. There are no known workarounds.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Attack vector
Network
Complexity
Low
Privileges
Low
User interaction
None
Confidentiality
None
Integrity
None
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.6% · higher than 48% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
DI
Discourse · Discourse
before 2.8.14; 2.9.0; 2.9.0; 2.9.0; 2.9.0; 2.9.0; +9 more · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2022-23549
CVE.org
https://www.cve.org/CVERecord?id=CVE-2022-23549
Patch
https://github.com/discourse/discourse/commit/bf6b08670a927cc80bb090b7a2e710b4b554e6a8
Third Party Advisory
https://github.com/discourse/discourse/security/advisories/GHSA-p47g-v5wr-p4xp
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