CVE-2024-28242 Disclosure of the existence of secret categories with custom backgrounds in Discourse
Attackers can discover the existence of secret categories if custom backgrounds are enabled, leaking sensitive structural information.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2024-28242?
CVE-2024-28242 is a medium-severity vulnerability in Discourse Discourse, published on 15 Mar 2024. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
Discourse is an open source platform for community discussion. In affected versions an attacker can learn that secret categories exist when they have backgrounds set. The issue is patched in the latest stable, beta and tests-passed version of Discourse. Users are advised to upgrade. Users unable to upgrade should temporarily remove category backgrounds.
Weakness: CWE-200
Which versions are affected by CVE-2024-28242?
1 open source package ship an affected version, including discourse. It affects 1 product.
| Package | Affected | Fixed in |
|---|---|---|
discourse Bitnami | All versions | 3.2.1 |
Products include Discourse Discourse.
How do I fix CVE-2024-28242?
Upgrade discourse to 3.2.1 or later.
Is CVE-2024-28242 being exploited?
There is no known exploitation of CVE-2024-28242 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-2024-28242, GHSA-c7q7-7f6q-2c23.