CVE-2024-37157
Discourse vulnerable to Server-Side Request Forgery via FastImage
Discourse is an open-source discussion platform. Prior to version 3.2.3 on the stable branch and version 3.3.0.beta4 on the beta and tests-passed branches, a malicious actor could get the FastImage library to redirect requests to an internal Discourse IP. This issue is patched in version 3.2.3 on the stable branch and version 3.3.0.beta4 on the beta and tests-passed branches. No known workarounds are available.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- High
- Privileges needed
- Low
- User interaction
- None
What an attacker can affect
- Confidentiality
- High
- Integrity
- Low
- Availability
- Low
Exploit likelihood
What each source reports
CVE List Score used
Discourse vulnerable to Server-Side Request Forgery via FastImage
Discourse is an open-source discussion platform. Prior to version 3.2.3 on the stable branch and version 3.3.0.beta4 on the beta and tests-passed branches, a malicious actor could get the FastImage library to redirect requests to an internal Discourse IP. This issue is patched in version 3.2.3 on the stable branch and version 3.3.0.beta4 on the beta and tests-passed branches. No known workarounds are available.
- Record
CVE-2024-37157- CVSS 3.1
- 6.4 Medium
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:L/A:L - Weakness
- CWE-918
- Updated
- 2026-11-02
EUVDEUVD-2024-36469
Discourse is an open-source discussion platform. Prior to version 3.2.3 on the stable branch and version 3.3.0.beta4 on the beta and tests-passed branches, a malicious actor could get the FastImage library to redirect requests to an internal Discourse IP. This issue is patched in version 3.2.3 on the stable branch and version 3.3.0.beta4 on the beta and tests-passed branches. No known workarounds are available.
- Record
EUVD-2024-36469- CVSS 3.1
- 6.4 Medium
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:L/A:L - Updated
- 2026-11-03
NVD
Discourse is an open-source discussion platform. Prior to version 3.2.3 on the stable branch and version 3.3.0.beta4 on the beta and tests-passed branches, a malicious actor could get the FastImage library to redirect requests to an internal Discourse IP. This issue is patched in version 3.2.3 on the stable branch and version 3.3.0.beta4 on the beta and tests-passed branches. No known workarounds are available.
- Record
CVE-2024-37157- CVSS 3.1
- 6.4 Medium
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:L/A:L - CVSS 3.1
- 5.3 Medium
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N - Weakness
- CWE-918
- Updated
- 2026-11-02
OSV
Discourse vulnerable to Server-Side Request Forgery via FastImage
Discourse is an open-source discussion platform. Prior to version 3.2.3 on the stable branch and version 3.3.0.beta4 on the beta and tests-passed branches, a malicious actor could get the FastImage library to redirect requests to an internal Discourse IP. This issue is patched in version 3.2.3 on the stable branch and version 3.3.0.beta4 on the beta and tests-passed branches. No known workarounds are available.
- Record
CVE-2024-37157- CVSS 3.1
- 6.4 Medium
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:L/A:L - Weakness
- CWE-918
- Updated
- 2026-11-02
OSVBIT-discourse-2024-37157 No score
Discourse vulnerable to Server-Side Request Forgery via FastImage
Discourse is an open-source discussion platform. Prior to version 3.2.3 on the stable branch and version 3.3.0.beta4 on the beta and tests-passed branches, a malicious actor could get the FastImage library to redirect requests to an internal Discourse IP. This issue is patched in version 3.2.3 on the stable branch and version 3.3.0.beta4 on the beta and tests-passed branches. No known workarounds are available.
- Record
BIT-discourse-2024-37157- Updated
- 2026-11-02
Affected products
Affected packages
| Package | Affected | Fixed |
|---|---|---|
discourseBitnami |
before 3.2.3 | 3.2.3 |
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases, published | EUVD | |
| first indexed | CVE List, NVD, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2024-37157 is a medium vulnerability (CVSS 6.4) in Discourse, published July 3, 2024. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.35%, the 28th percentile. Fixed in discourse 3.2.3.
References
github.com/discourse/discourse/security/advisories/GHSA-46pq-7958-fc68
nvd.nist.gov/vuln/detail/CVE-2024-37157