CVE-2025-24972
Discourse may bypass user preference when adding users to chat groups
Discourse is an open-source discussion platform. Prior to versions 3.3.4 on the stable branch and 3.4.0.beta5 on the beta branch, in specific circumstances, users could be added to group direct messages despite disabling direct messaging in their preferences. Versions 3.3.4 and 3.4.0.beta5 contain a patch for the issue. A workaround is available. If a user disables chat in their preferences then they cannot be added to new group chats.
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
- Low
- Availability
- None
Exploit likelihood
What each source reports
CVE List Score used
Discourse may bypass user preference when adding users to chat groups
Discourse is an open-source discussion platform. Prior to versions 3.3.4 on the stable branch and 3.4.0.beta5 on the beta branch, in specific circumstances, users could be added to group direct messages despite disabling direct messaging in their preferences. Versions 3.3.4 and 3.4.0.beta5 contain a patch for the issue. A workaround is available. If a user disables chat in their preferences then they cannot be added to new group chats.
- Record
CVE-2025-24972- CVSS 3.1
- 4.3 Medium
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N - Weakness
- CWE-862
- Updated
- 2026-11-02
EUVDEUVD-2025-8202
Discourse is an open-source discussion platform. Prior to versions 3.3.4 on the stable branch and 3.4.0.beta5 on the beta branch, in specific circumstances, users could be added to group direct messages despite disabling direct messaging in their preferences. Versions 3.3.4 and 3.4.0.beta5 contain a patch for the issue. A workaround is available. If a user disables chat in their preferences then they cannot be added to new group chats.
- Record
EUVD-2025-8202- CVSS 3.1
- 4.3 Medium
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N - Updated
- 2026-11-02
NVD
Discourse is an open-source discussion platform. Prior to versions 3.3.4 on the stable branch and 3.4.0.beta5 on the beta branch, in specific circumstances, users could be added to group direct messages despite disabling direct messaging in their preferences. Versions 3.3.4 and 3.4.0.beta5 contain a patch for the issue. A workaround is available. If a user disables chat in their preferences then they cannot be added to new group chats.
- Record
CVE-2025-24972- CVSS 3.1
- 4.3 Medium
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N - Weakness
- CWE-862
- Updated
- 2026-11-02
OSV
Discourse may bypass user preference when adding users to chat groups
Discourse is an open-source discussion platform. Prior to versions 3.3.4 on the stable branch and 3.4.0.beta5 on the beta branch, in specific circumstances, users could be added to group direct messages despite disabling direct messaging in their preferences. Versions 3.3.4 and 3.4.0.beta5 contain a patch for the issue. A workaround is available. If a user disables chat in their preferences then they cannot be added to new group chats.
- Record
CVE-2025-24972- CVSS 3.1
- 4.3 Medium
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N - Weakness
- CWE-862
- Updated
- 2026-11-02
OSVBIT-discourse-2025-24972 No score
Discourse may bypass user preference when adding users to chat groups
Discourse is an open-source discussion platform. Prior to versions 3.3.4 on the stable branch and 3.4.0.beta5 on the beta branch, in specific circumstances, users could be added to group direct messages despite disabling direct messaging in their preferences. Versions 3.3.4 and 3.4.0.beta5 contain a patch for the issue. A workaround is available. If a user disables chat in their preferences then they cannot be added to new group chats.
- Record
BIT-discourse-2025-24972- Updated
- 2026-11-02
Affected products
Affected packages
| Package | Affected | Fixed |
|---|---|---|
discourseBitnami |
before 3.4.0 | 3.4.0 |
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-2025-24972 is a medium vulnerability (CVSS 4.3) in Discourse, published March 26, 2025. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.38%, the 32nd percentile. Fixed in discourse 3.4.0.