CVE-2025-21618

NiceGUI On Air authentication issue

Description

NiceGUI is an easy-to-use, Python-based UI framework. Prior to 2.9.1, authenticating with NiceGUI logged in the user for all browsers, including browsers in incognito mode. This vulnerability is fixed in 2.9.1.

Category

7.5
CVSS
Severity: High
CVSS 3.1 •
EPSS 0.06%
Affected: zauberzeug nicegui
Published at:
Updated at:

References

Link Tags
https://github.com/zauberzeug/nicegui/security/advisories/GHSA-v6jv-p6r8-j78w
https://github.com/zauberzeug/nicegui/commit/1621a4ba6a06676b8094362d36623551e651adc1

Frequently Asked Questions

What is the severity of CVE-2025-21618?
CVE-2025-21618 has been scored as a high severity vulnerability.
How to fix CVE-2025-21618?
To fix CVE-2025-21618, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2025-21618 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2025-21618 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2025-21618?
CVE-2025-21618 affects zauberzeug nicegui.
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