CVE-2023-48297 json
Discourse vulnerable to unlimited mentioned users in message serializer
published 2024-01-12 2 y ago modified 2026-09-08 2 mo ago also BIT-discourse-2023-48297 , EUVD-2023-52358 , GHSA-hf2v-r5xm-8p37
- cvss
- 8.6
- version 3.1, CNA
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 0.5%
- EPSS 0.5% chance of exploitation in 30 days, percentile 44%
- public exploits
- 0
- none known
Summary
Discourse is a platform for community discussion. The message serializer uses the full list of expanded chat mentions (@all and @here) which can lead to a very long array of users. This issue was patched in versions 3.1.4 and beta 3.2.0.beta5.
Patch / fix
- bitnami discourse 3.1.4
- discourse discourse 3.1.4
CISA SSVC
- Exploitation
- none
- Automatable
- no
- Technical impact
- partial
- Assessed
- 2 y ago
Exploit prediction
0.52% chance of exploitation in the next 30 days, higher than 44% of all scored CVEs (FIRST EPSS, 2026-11-08).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| CNA | 3.1 | 8.6 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H |
| NVD | 3.1 | 7.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |
| OSV | 3.1 | 7.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |
Affected packages
| ecosystem | package | affected | fixed in |
|---|---|---|---|
| bitnami | discourse | <3.1.4 |
3.1.4 |
Affected products
- discourse discourse
Classification
- Weakness
-
- CWE-400 Uncontrolled Resource Consumption
References
-
github.com
/discourse/discourse/security/advisories/GHSA-hf2v-r5xm-8p37
vendor-advisory, advisory
-
nvd.nist.gov
/vuln/detail/CVE-2023-48297
web
Sources
- CVE List CVE-2023-48297
- NVD CVE-2023-48297
- OSV BIT-discourse-2023-48297
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