CVE-2022-46159
Any authenticated Discourse user can create an unlisted topic
Discourse is an open-source discussion platform. In version 2.8.13 and prior on the stable branch and version 2.9.0.beta14 and prior on the beta and tests-passed branches, any authenticated user can create an unlisted topic. These topics, which are not readily available to other users, can take up unnecessary site resources. A patch for this issue is available in the main branch of Discourse. There are no known workarounds available.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- Low
- User interaction
- None
What an attacker can affect
- Confidentiality
- None
- Integrity
- None
- Availability
- Low
Exploit likelihood
What each source reports
CVE List Score used
Any authenticated Discourse user can create an unlisted topic
Discourse is an open-source discussion platform. In version 2.8.13 and prior on the stable branch and version 2.9.0.beta14 and prior on the beta and tests-passed branches, any authenticated user can create an unlisted topic. These topics, which are not readily available to other users, can take up unnecessary site resources. A patch for this issue is available in the main branch of Discourse. There are no known workarounds available.
- Record
CVE-2022-46159- CVSS 3.1
- 4.3 Medium
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L - Weakness
- CWE-770
- Updated
- 2026-11-02
EUVDEUVD-2022-48990
Discourse is an open-source discussion platform. In version 2.8.13 and prior on the stable branch and version 2.9.0.beta14 and prior on the beta and tests-passed branches, any authenticated user can create an unlisted topic. These topics, which are not readily available to other users, can take up unnecessary site resources. A patch for this issue is available in the main branch of Discourse. There are no known workarounds available.
- Record
EUVD-2022-48990- CVSS 3.1
- 4.3 Medium
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L - Updated
- 2026-11-02
NVD
Discourse is an open-source discussion platform. In version 2.8.13 and prior on the stable branch and version 2.9.0.beta14 and prior on the beta and tests-passed branches, any authenticated user can create an unlisted topic. These topics, which are not readily available to other users, can take up unnecessary site resources. A patch for this issue is available in the main branch of Discourse. There are no known workarounds available.
- Record
CVE-2022-46159- CVSS 3.1
- 4.3 Medium
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L - Weakness
- CWE-770
- Updated
- 2026-11-02
OSV
Any authenticated Discourse user can create an unlisted topic
Discourse is an open-source discussion platform. In version 2.8.13 and prior on the stable branch and version 2.9.0.beta14 and prior on the beta and tests-passed branches, any authenticated user can create an unlisted topic. These topics, which are not readily available to other users, can take up unnecessary site resources. A patch for this issue is available in the main branch of Discourse. There are no known workarounds available.
- Record
CVE-2022-46159- CVSS 3.1
- 4.3 Medium
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L - Weakness
- CWE-770
- Updated
- 2026-11-02
OSVBIT-discourse-2022-46159 No score
Any authenticated Discourse user can create an unlisted topic
Discourse is an open-source discussion platform. In version 2.8.13 and prior on the stable branch and version 2.9.0.beta14 and prior on the beta and tests-passed branches, any authenticated user can create an unlisted topic. These topics, which are not readily available to other users, can take up unnecessary site resources. A patch for this issue is available in the main branch of Discourse. There are no known workarounds available.
- Record
BIT-discourse-2022-46159- Updated
- 2026-11-02
Affected products
Affected packages
| Package | Affected | Fixed |
|---|---|---|
discourseBitnami |
before 2.8.14 | 2.8.14 |
History
| Recorded | Changed | Sources |
|---|---|---|
| first indexed | CVE List, EUVD, NVD, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2022-46159 is a medium vulnerability (CVSS 4.3) in Discourse, published December 2, 2022. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.68%, the 52nd percentile. Fixed in discourse 2.8.14.