Back to Database
Status published
Low
CVE-2023-36466
Topic Title Validation Skipped When Changing Category in Discourse
Vulnerability Description
Discourse is an open source discussion platform. When editing a topic, there is a vulnerability that enables a user to bypass the topic title validations for things like title length, number of emojis in title and blank topic titles. The issue is patched in the latest stable, beta and tests-passed version of Discourse.
Impact Analysis
Refer to official advisory for detailed impact metrics.
Remediation
Ensure systems are updated to the latest vendor-supplied patch levels.
THREAT MONITOR
Am I Vulnerable?
Launch our assessment wizard to check if your infrastructure is exposed to • CVE-2023-36466
Credits & Attribution
No credits recorded in the NVD database.
More from discourse
View All →CVE-2025-69289
Discourse has insecure default configuration that allows non-admin moderators to takeover any non-staff account via email change
Medium
5.1
CVE-2025-69218
Discourse moderators can access admin-only reports exposing private upload URLs
High
7.1
CVE-2025-68934
Discourse Has Denial of Service (DoS) Vulnerability in Drafts Creation Endpoint
Medium
6.5
CVE-2025-68933
Discourse non-admin moderators can exfiltrate private content via post ownership transfer
Medium
6.9
CVE-2025-68666
Discourse users archives leaked to users with moderation privileges
Medium
5.9
Affected Vendor
discourse
View all reports →Affected Software
discourse
Vulnerable Versions:
stable < 3.0.5, beta < 3.1.0.beta6, tests-passed < 3.1.0.beta6
Timeline
Official Publish:
July 14th, 2023
Last Modified:
October 22nd, 2024
Added to House:
July 22nd, 2026
CVSS Vectors
V3:
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:L/A:N