NiceGUI On Air authentication issue
Summary
Once a user logins to one browser, all other browsers are logged in without entering password. Even incognito mode.
Impact
high
Affected software
Click a technology to see all vulnerabilities affecting it.
| Platform | Package | Vulnerable versions | Fixed in |
|---|---|---|---|
| Python (PyPI) | nicegui | < 2.9.1 | 2.9.1 |
References
- https://github.com/zauberzeug/nicegui/security/advisories/GHSA-v6jv-p6r8-j78w
- https://nvd.nist.gov/vuln/detail/CVE-2025-21618
- https://github.com/zauberzeug/nicegui/commit/1621a4ba6a06676b8094362d36623551e651adc1
- https://github.com/zauberzeug/nicegui
- https://pypi.org/project/nicegui
- https://github.com/advisories/GHSA-v6jv-p6r8-j78w
- CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N- Weakness (CWE)
CWE-287- Platform
- Python (PyPI)
- Package
nicegui- Disclosed
- 06.01.2025
- Updated
- 11.10.2026 13:18
Sources and licenses
OSV / GitHub Advisory Database - PYSEC-2026-1705 - PyPA Advisory Database; CC BY 4.0
OSV / GitHub Advisory Database - GHSA-v6jv-p6r8-j78w - CC BY 4.0
Vulnerability history: nicegui
All published vulnerabilities of this package (Python (PyPI)), newest first. Shows whether this is a one-off slip or a package that needs watching.
- Total entries
- 17
- First → latest
- 04.2024 05.2026
- Without a fix
- 0
- Exploited in attacks
- 0
Severity breakdown
- High 6
- Medium 11
Disclosures per year
- 2024: 1
- 2025: 5
- 2026: 11
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NiceGUI On Air authentication issue this entry
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