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 (2)
Core 2
Core References
Vendor Advisory x_refsource_confirm
https://github.com/decentraland/single-sign-on-client/security/advisories/GHSA-vp4f-wxgw-7x8x
Scores
CVSS v3
7.5
EPSS
0.0040
EPSS Percentile
32.2%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
CISA SSVC
Vulnrichment
Exploitation
none
Automatable
yes
Technical Impact
partial
Details
CWE
CWE-79
Status
published
Products (2)
dcl/single-sign-on-client
0 - 0.1.0npm
decentraland/single_sign_on_client
< 0.1.0
Published
Sep 01, 2023
Tracked Since
Feb 18, 2026