CVE-2026-72728
Medium · 6.3CVSS
6.3
EPSS
0.3%
Published
Aug 10, 2026
CISA due date
—
The record
Discourse is an open-source discussion platform. Prior to 2026.1.7, an authenticated user could submit specially formed URLs that bypassed the Onebox allowlist and embedded malicious content in a site. This issue is fixed in versions 2026.1.7, 2026.6.2, 2026.7.1, and 2026.8.0-latest.1.
Affected packages
| Ecosystem | Package | Introduced | Fixed |
|---|
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