7.5
HIGH
CVE-2025-21618
NiceGUI Incognito Mode Session Persistence Vulnerability
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.

INFO

Published Date :

Jan. 6, 2025, 5:15 p.m.

Last Modified :

Jan. 6, 2025, 5:15 p.m.

Remotely Exploitable :

Yes !

Impact Score :

3.6

Exploitability Score :

3.9
Affected Products

The following products are affected by CVE-2025-21618 vulnerability. Even if cvefeed.io is aware of the exact versions of the products that are affected, the information is not represented in the table below.

No affected product recoded yet

References to Advisories, Solutions, and Tools

Here, you will find a curated list of external links that provide in-depth information, practical solutions, and valuable tools related to CVE-2025-21618.

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

We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).

Results are limited to the first 15 repositories due to potential performance issues.

The following list is the news that have been mention CVE-2025-21618 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2025-21618 vulnerability over time.

Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.

  • New CVE Received by [email protected]

    Jan. 06, 2025

    Action Type Old Value New Value
    Added 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.
    Added CVSS V3.1 AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
    Added CWE CWE-287
    Added Reference https://github.com/zauberzeug/nicegui/commit/1621a4ba6a06676b8094362d36623551e651adc1
    Added Reference https://github.com/zauberzeug/nicegui/security/advisories/GHSA-v6jv-p6r8-j78w
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.
CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorizes the common flaws or weaknesses that can lead to vulnerabilities. CVE-2025-21618 is associated with the following CWEs:

CVSS31 - Vulnerability Scoring System
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability