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Status published
Medium
CVE-2023-25167
Regular expression denial of service via installing themes via git in discourse
Vulnerability Description
Discourse is an open source discussion platform. In affected versions a malicious user can cause a regular expression denial of service using a carefully crafted git URL. This issue is patched in the latest stable, beta and tests-passed versions of Discourse. Users are advised to upgrade. There are no known workarounds for this issue.
Impact Analysis
Refer to official advisory for detailed impact metrics.
Remediation
Ensure systems are updated to the latest vendor-supplied patch levels.
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Credits & Attribution
No credits recorded in the NVD database.
References
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CVE-2025-68934
Discourse Has Denial of Service (DoS) Vulnerability in Drafts Creation Endpoint
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6.5
CVE-2025-68933
Discourse non-admin moderators can exfiltrate private content via post ownership transfer
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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:
< 3.0.1, >= 3.1.0.beta, < 3.1.0.beta2
Timeline
Official Publish:
February 8th, 2023
Last Modified:
March 10th, 2025
Added to House:
July 22nd, 2026
CVSS Vectors
V3:
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H