Home/CVE/Discourse is an open-source community discussion platform. In versions 3.5.0 and below, malicious meta-commands could be
CVE

CVE-2025-59337

Discourse is an open-source community discussion platform. In versions 3.5.0 and below, malicious meta-commands could be

Discourse is an open-source community discussion platform. In versions 3.5.0 and below, malicious meta-commands could be embedded in a backup dump and executed during restore. In multisite setups, this allowed an admin of one site to access data or credentials from other sites.

This issue is fixed in version 3.5.1.

MEDIUM · CVSS 6.8 EPSS 0.00042
Monitor
  • No active-exploitation, high-EPSS, or public-exploit signals - routine patching cadence
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-77Improper Neutralization of Special Elements used in a Command ('Command Injection')
▤

Affected Products & Versions

3
discourse< 3.5.1
discourse< 3.6.0
discourseall versions
▣

Scoring & Timeline

6.8
MEDIUM · CVSS v3.1 · security-advisories@github.com
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD01 Oct 2025 · 09:16 PM
CVSS VectorCVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:N/A:N
SSVC triage · cisa-vulnrichment
Exploitation
none
Automatable
no
Technical impact
partial
SSVC asks the questions that actually drive patch urgency: is it being exploited, can attacks be automated, and how total is the impact.
🔗

References & Sources

2
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
https://github.com/discourse/discourse/commit/43536b60d012cc8084e7e701d6afab9ba01e28a5Patch
https://github.com/discourse/discourse/security/advisories/GHSA-7xjr-4f4g-9887Vendor Advisory
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