CVE-2023-25167

Regular expression denial of service via installing themes via git in discourse

Published Feb 8, 2023 CVSS 3.1 · 6.5 Medium EPSS < 1% KEV · Not listed
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.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

Source ID Title
EUVD EUVD EUVD-2023-29135 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.
History
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
GitHub_M
Published
Updated
Mar 10, 2025, 9:14 PM
Reserved
Feb 3, 2023, 4:59 PM
Status
Modified
Published
Feb 8, 2023, 8:15 PM
Modified
Jun 17, 2026, 5:40 AM