Open Redirect Affecting nicegui package, versions [,3.7.0)
Threat Intelligence
This vulnerability is trending on Twitter; this may indicate a growing threat.
Snyk has a proof-of-concept or detailed explanation of how to exploit this vulnerability.
The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
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Test your applications- Snyk IDSNYK-PYTHON-NICEGUI-15248175
- published8 Feb 2026
- disclosed5 Feb 2026
- creditBen k14uz
Introduced: 5 Feb 2026
CVE-2026-25732 (opens in a new tab)How to fix?
Upgrade nicegui to version 3.7.0 or higher.
Overview
nicegui is a Create web-based user interfaces with Python. The nice way.
Affected versions of this package are vulnerable to Open Redirect via the save function. An attacker can overwrite arbitrary files on the server by uploading files with crafted filenames containing directory traversal sequences. This is only exploitable if application code incorporates user-controlled filenames into filesystem paths without proper sanitization.