CVE-2023-41049

medium

Description

@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.

References

https://github.com/decentraland/single-sign-on-client/security/advisories/GHSA-vp4f-wxgw-7x8x

https://github.com/decentraland/single-sign-on-client/commit/bd20ea9533d0cda30809d929db85b1b76cef855a

Details

Source: Mitre, NVD

Published: 2023-09-01

Updated: 2026-06-17

Risk Information

CVSS v2

Base Score: 6.4

Vector: CVSS2#AV:N/AC:L/Au:N/C:P/I:P/A:N

Severity: Medium

CVSS v3

Base Score: 6.1

Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

Severity: Medium

EPSS

EPSS: 0.00647