CVE-2023-32301 Discourse's canonical url not being used for topic embeddings
Attackers can create multiple duplicate topics in Discourse when topic embedding is enabled, leading to data integrity issues.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2023-32301?
CVE-2023-32301 is a low-severity vulnerability in Discourse Discourse, published on 13 Jun 2023. Any signed-in user can exploit it over the network, with no action from the victim.
Official description
Discourse is an open source discussion platform. Prior to version 3.0.4 of the `stable` branch and version 3.1.0.beta5 of the `beta` and `tests-passed` branches, multiple duplicate topics could be created if topic embedding is enabled. This issue is patched in version 3.0.4 of the `stable` branch and version 3.1.0.beta5 of the `beta` and `tests-passed` branches. As a workaround, disable topic embedding if it has been enabled.
Weakness: CWE-116
Which versions are affected by CVE-2023-32301?
1 open source package ship an affected version, including discourse. It affects 1 product.
| Package | Affected | Fixed in |
|---|---|---|
discourse Bitnami | All versions | 3.0.4 |
Products include Discourse Discourse.
How do I fix CVE-2023-32301?
Upgrade discourse to 3.0.4 or later.
Is CVE-2023-32301 being exploited?
There is no known exploitation of CVE-2023-32301 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-2023-32301, GHSA-p2jx-m2j5-hqh4.