CVE-2024-21655

Insufficient control of custom field value sizes

Published Jan 12, 2024 CVSS 3.1 · 4.3 Medium EPSS < 1% KEV · Not listed
Description
Discourse is a platform for community discussion. For fields that are client editable, limits on sizes are not imposed. This allows a malicious actor to cause a Discourse instance to use excessive disk space and also often excessive bandwidth. The issue is patched 3.1.4 and 3.2.0.beta4.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

Source ID Title
EUVD EUVD EUVD-2024-19281 Discourse is a platform for community discussion. For fields that are client editable, limits on sizes are not imposed. This allows a malicious actor to cause a Discourse instance to use excessive disk space and also often excessive bandwidth. The issue is patched 3.1.4 and 3.2.0.beta4.
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
Jun 3, 2025, 2:03 PM
Reserved
Dec 29, 2023, 4:10 PM
Status
Modified
Published
Jan 12, 2024, 9:15 PM
Modified
Jun 17, 2026, 7:09 AM