Email activation route can be abused by spammers
Package
Discourse
(Ruby)
Affected versions
stable <= 2.8.6; beta <= 2.9.0.beta7; tests-passed <= 2.9.0.beta7
Patched versions
stable <= 2.8.7; beta <= 2.9.0.beta8; tests-passed <= 2.9.0.beta8
Impact
A malicious actor can bypass the existing rate limit of the
update_activate_emailroute, sending spam signup emails on behalf of the site.Patches
A fix is included in the latest stable, beta and tests-passed versions of Discourse.