CVE-2022-31184 Email activation route can be abused by spammers in Discourse
Attackers can abuse the email activation route to send mass spam emails, causing resource exhaustion and service disruption.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- A user has to click or open something
- Fix
- None listed
What is CVE-2022-31184?
CVE-2022-31184 is a medium-severity denial of service vulnerability in Discourse Discourse, published on 1 Aug 2022. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.
Official description
Discourse is the an open source discussion platform. In affected versions an email activation route can be abused to send mass spam emails. A fix has been included in the latest stable, beta and tests-passed versions of Discourse which rate limits emails. Users are advised to upgrade. Users unable to upgrade should manually rate limit email.
Weakness: CWE-770
Which versions are affected by CVE-2022-31184?
1 open source package ship an affected version, including discourse. It affects 1 product.
| Package | Affected | Fixed in |
|---|---|---|
discourse Bitnami | All versions to 2.8.6 | None |
Products include Discourse Discourse.
How do I fix CVE-2022-31184?
No fix has been published for CVE-2022-31184 yet. Limit exposure of the affected software until one is available.
Upgrade, then put limits on request size, rate and nesting depth so one client cannot exhaust the service. More about Denial of service.
Is CVE-2022-31184 being exploited?
There is no known exploitation of CVE-2022-31184 in the wild and no public exploit code.
Other vulnerabilities in Discourse Discourse
- CVE-2021-41163 RCE via malicious SNS subscription payload
- CVE-2022-36066 Discourse vulnerable to RCE via admins uploading maliciously zipped file
- CVE-2022-39356 Discourse user account takeover via email and invite link
- CVE-2023-22468 Discourse vulnerable to Cross-site Scripting in local oneboxes
- CVE-2026-27934 Discourse leaks private topic title and post excerpt via user action API endpoint
Sources
Also known as BIT-discourse-2022-31184, GHSA-m5w9-8gp8-2hrf.