Medium severity · published Jan 5, 2022
CVE-2022-21642
Discourse is an open source platform for community discussion
4.3
CVSS
0.7%
EPSS
No
On KEV
Description
Discourse is an open source platform for community discussion. In affected versions when composing a message from topic the composer user suggestions reveals whisper participants. The issue has been patched in stable version 2.7.13 and beta version 2.8.0.beta11. There is no workaround for this issue and users are advised to upgrade.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N
Attack vector
Network
Complexity
Low
Privileges
Low
User interaction
None
Confidentiality
Low
Integrity
None
Availability
None
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.7% · higher than 54% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
DI
Discourse · Discourse
before 2.7.13; 2.8.0; 2.8.0; 2.8.0; 2.8.0; 2.8.0; +5 more · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2022-21642
CVE.org
https://www.cve.org/CVERecord?id=CVE-2022-21642
Patch
https://github.com/discourse/discourse/commit/702685b6a06ae45a544fc702027f1e4573d94aaa
Patch
https://github.com/discourse/discourse/security/advisories/GHSA-mx3h-vc7w-r9c6
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