CVE-2022-39356
moderate-risk
Published 2022-11-02
Discourse is a platform for community discussion. Users who receive an invitation link that is not scoped to a single email address can enter any non-admin user's email and gain access to their account when accepting the invitation. All users should upgrade to the latest version. A workaround is temporarily disabling invitations with `SiteSetting.max_invites_per_day = 0` or scope them to individual email addresses.
Do I need to act?
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0.31% chance of exploitation
EPSS score — low exploit probability
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Not on CISA KEV list
No confirmed active exploitation reported to CISA
?
Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
8
CVSS 8.9/10
High
NETWORK
/ LOW complexity
Affected Products (11)
Affected Vendors
References (4)
Third Party Advisory
https://github.com/discourse/discourse/security/advisories/GHSA-x8w7-rwmr-w278
Third Party Advisory
https://github.com/discourse/discourse/security/advisories/GHSA-x8w7-rwmr-w278
47
/ 100
moderate-risk
Severity
30/34 · Critical
Exploitability
1/34 · Minimal
Exposure
16/34 · Moderate