Headline
CVE-2023-41049: Improper Neutralization of Script in Attributes in @dcl/single-sign-on-client
@dcl/single-sign-on-client is an open source npm library which deals with single sign on authentication flows. Improper input validation in the init function allows arbitrary javascript to be executed using the javascript: prefix. This vulnerability has been patched on version 0.1.0. Users are advised to upgrade. Users unable to upgrade should limit untrusted user input to the init function.
High
2fd published GHSA-vp4f-wxgw-7x8x
Aug 31, 2023
Package
npm @dcl/single-sign-on-client (npm)
Description
Impact
Improper input validation in the init function allows arbitrary javascript to be executed using the javascript: prefix
SSO.init('javascript:alert("javascript successfully injected")')
Patches
This vulnerability was patched on version 0.1.0
Workarounds
This vulnerability can be prevented if user input correctly sanitized or there is no user input pass to the init function
Severity
CVSS base metrics
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Weaknesses
Related news
### Impact Improper input validation in the `init` function allows arbitrary javascript to be executed using the `javascript:` prefix ```ts SSO.init('javascript:alert("javascript successfully injected")') ``` ### Patches This vulnerability was patched on version `0.1.0` ### Workarounds This vulnerability can be prevented if user input correctly sanitized or there is no user input pass to the `init` function