FlaskBB is a Forum Software written in Python using the micro framework Flask. Prior to version 2.2.1, a Server-Side Request Forgery (SSRF) vulnerability in get_image_info() allows any authenticated user to force the server to send HTTP requests to arbitrary internal endpoints, including cloud metadata services. This is a blind SSRF with confirmed internal port scanning and internal API triggering capabilities. Version 2.2.1 patches the issue.
Metrics
Affected Vendors & Products
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References
History
Tue, 21 Jul 2026 20:45:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| Description | FlaskBB is a Forum Software written in Python using the micro framework Flask. Prior to version 2.2.1, a Server-Side Request Forgery (SSRF) vulnerability in get_image_info() allows any authenticated user to force the server to send HTTP requests to arbitrary internal endpoints, including cloud metadata services. This is a blind SSRF with confirmed internal port scanning and internal API triggering capabilities. Version 2.2.1 patches the issue. | |
| Title | FlaskBB: SSRF in get_image_info() via unrestricted avatar URL | |
| Weaknesses | CWE-918 | |
| References |
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| Metrics |
cvssV3_1
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MITRE
Status: PUBLISHED
Assigner: GitHub_M
Published:
Updated: 2026-07-21T20:34:23.536Z
Reserved: 2026-05-14T20:42:31.369Z
Link: CVE-2026-46556
Vulnrichment
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Redhat
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OpenCVE Enrichment
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