GHSA-2M4F-CG75-76W2 NiceGUI Stored/Reflected XSS in ui.interactive_image via unsanitized SVG content

Summary A Cross-Site Scripting XSS vulnerability exists in the ui.interactiveimage component of NiceGUI v3.3.1 and earlier. The component renders SVG content using Vue's v-html directive without any sanitization. This allows attackers to inject malicious HTML or JavaScript via the SVG tag. Detail...

Cross-site Scripting (XSS)

Overview nicegui is a Create web-based user interfaces with Python. The nice way. Affected versions of this package are vulnerable to Cross-site Scripting XSS via the ui.interactiveimage component when rendering SVG content using the v-html directive without sanitization. An attacker can execute...

NiceGUI Stored/Reflected XSS in ui.interactive_image via unsanitized SVG content

Summary A Cross-Site Scripting XSS vulnerability exists in the ui.interactiveimage component of NiceGUI v3.3.1 and earlier. The component renders SVG content using Vue's v-html directive without any sanitization. This allows attackers to inject malicious HTML or JavaScript via the SVG tag. Detail...

Cross-site Scripting (XSS)

Overview nicegui is a Create web-based user interfaces with Python. The nice way. Affected versions of this package are vulnerable to Cross-site Scripting XSS via the ui.addcss, ui.addscss, and ui.addsass functions. An attacker can execute arbitrary JavaScript in the context of the user's browser...

NiceGUI Reflected XSS in ui.add_css, ui.add_scss, and ui.add_sass via Style Injection

Summary A Cross-Site Scripting XSS vulnerability exists in ui.addcss, ui.addscss, and ui.addsass functions in NiceGUI v3.3.1 and earlier. These functions allow developers to inject styles dynamically. However, they lack proper sanitization or encoding for the JavaScript context they generate. An...

GHSA-72QC-WXCH-74MG NiceGUI Reflected XSS in ui.add_css, ui.add_scss, and ui.add_sass via Style Injection

Summary A Cross-Site Scripting XSS vulnerability exists in ui.addcss, ui.addscss, and ui.addsass functions in NiceGUI v3.3.1 and earlier. These functions allow developers to inject styles dynamically. However, they lack proper sanitization or encoding for the JavaScript context they generate. An...

PT-2025-49681

Name of the Vulnerable Software and Affected Versions NiceGUI versions 3.3.1 and below Description NiceGUI, a Python-based UI framework, has an issue where the ui.add css, ui.add scss, and ui.add sass functions do not properly sanitize or encode JavaScript contexts. This allows an attacker to...

PT-2025-49682

Name of the Vulnerable Software and Affected Versions NiceGUI versions 3.3.1 and below Description NiceGUI, a Python-based UI framework, has an issue where the ui.interactive image component can be exploited for cross-site scripting XSS. The component renders Scalable Vector Graphics SVG content...

Cross-Site Scripting (XSS)

nicegui is vulnerable to Cross-Site Scripting XSS. The vulnerability is due to the framework not sanitizing HTML or JavaScript when rendering unescaped user input through ui.html, which allows an attacker to execute arbitrary JavaScript in a user’s browser...

CVE-2025-53354

NiceGUI is a Python-based UI framework. Versions 2.24.2 and below are at risk for Cross-Site Scripting XSS when developers render unescaped user input into the DOM using ui.html. NiceGUI did not enforce HTML or JavaScript sanitization, so applications that directly combine components like ui.inpu...

CVE-2025-53354

NiceGUI is a Python-based UI framework. Versions 2.24.2 and below are at risk for Cross-Site Scripting XSS when developers render unescaped user input into the DOM using ui.html. NiceGUI did not enforce HTML or JavaScript sanitization, so applications that directly combine components like ui.inpu...

EUVD-2025-0044

Malicious code in bioql PyPI...

EUVD-2024-1257

Malicious code in bioql PyPI...

CVE-2025-53354

NiceGUI is affected by a Cross-Site Scripting (XSS) vulnerability when rendering unescaped user input into the DOM via ui.html() (and related HTML content in ui.chat_message). Versions 2.24.2 and below are vulnerable; the issue stems from not sanitizing HTML/JavaScript inputs. Applications that c...

CVE-2025-53354 NiceGUI is vulnerable to Reflected XSS attack

NiceGUI is a Python-based UI framework. Versions 2.24.2 and below are at risk for Cross-Site Scripting XSS when developers render unescaped user input into the DOM using ui.html. NiceGUI did not enforce HTML or JavaScript sanitization, so applications that directly combine components like ui.inpu...

CVE-2025-53354 NiceGUI is vulnerable to Reflected XSS attack

NiceGUI is a Python-based UI framework. Versions 2.24.2 and below are at risk for Cross-Site Scripting XSS when developers render unescaped user input into the DOM using ui.html. NiceGUI did not enforce HTML or JavaScript sanitization, so applications that directly combine components like ui.inpu...

EUVD-2025-32318

NiceGUI is a Python-based UI framework. Versions 2.24.2 and below are at risk for Cross-Site Scripting XSS when developers render unescaped user input into the DOM using ui.html. NiceGUI did not enforce HTML or JavaScript sanitization, so applications that directly combine components like ui.inpu...

CVE-2025-53354 NiceGUI is vulnerable to Reflected XSS attack

NiceGUI is a Python-based UI framework. Versions 2.24.2 and below are at risk for Cross-Site Scripting XSS when developers render unescaped user input into the DOM using ui.html. NiceGUI did not enforce HTML or JavaScript sanitization, so applications that directly combine components like ui.inpu...

NiceGUI has a Reflected XSS

Summary A Cross-Site Scripting XSS risk exists in NiceGUI when developers render unescaped user input into the DOM using ui.html. Before version 3.0, NiceGUI does not enforce HTML or JavaScript sanitization, so applications that directly combine components like ui.input with ui.html without...

Cross-site Scripting (XSS)

Overview nicegui is a Create web-based user interfaces with Python. The nice way. Affected versions of this package are vulnerable to Cross-site Scripting XSS via the ui.html or ui.chatmessage functions when unescaped user input is rendered directly into the DOM. An attacker can execute arbitrary...