CVE-2021-32641 : auth0-lock is Auth0's signin solution. Versions of nauth0-lock before and includ

auth0-lock is Auth0's signin solution. Versions of nauth0-lock before and including `11.30.0` are vulnerable to reflected XSS. An attacker can execute arbitrary code when the library's `flashMessage` feature is utilized and user input or data from URL parameters is incorporated into the `flashMessage` or the library's `languageDictionary` feature is utilized and user input or data from URL parameters is incorporated into the `languageDictionary`. The vulnerability is patched in version 11.30.1.

Published 2021-06-04 21:15:08

Updated 2021-06-16 15:42:30

Source GitHub, Inc.

View at NVD, CVE.org

Vulnerability category: Cross site scripting (XSS)Execute code

Products affected by CVE-2021-32641

Auth0 » Lock
Versions before (<) 11.30.1
cpe:2.3:a:auth0:lock:*:*:*:*:*:*:*:*
Matching versions

Exploit prediction scoring system (EPSS) score for CVE-2021-32641

EPSS FAQ

0.09%

Probability of exploitation activity in the next 30 days EPSS Score History

~ 39 %

Percentile, the proportion of vulnerabilities that are scored at or less

CVSS scores for CVE-2021-32641

Base Score	Base Severity	CVSS Vector	Exploitability Score	Impact Score	Score Source
4.3	MEDIUM	AV:N/AC:M/Au:N/C:N/I:P/A:N	8.6	2.9	NIST
Access Vector: Network Access Complexity: Medium Authentication: None Confidentiality Impact: None Integrity Impact: Partial Availability Impact: None
6.1	MEDIUM	CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N	2.8	2.7	NIST
Attack Vector: Network Attack Complexity: Low Privileges Required: None User Interaction: Required Scope: Changed Confidentiality: Low Integrity: Low Availability: None
8.1	HIGH	CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H	2.2	5.9	GitHub, Inc.
Attack Vector: Network Attack Complexity: High Privileges Required: None User Interaction: None Scope: Unchanged Confidentiality: High Integrity: High Availability: High

CWE ids for CVE-2021-32641

CWE-79 Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users.

Assigned by: security-advisories@github.com (Primary)

References for CVE-2021-32641

https://github.com/auth0/lock/commit/d139cf01c8234b07caf265e051f39d3eab08f7ed

Merge pull request from GHSA-jr3j-whm4-9wwm · auth0/lock@d139cf0 · GitHub
Patch;Third Party Advisory
https://github.com/auth0/lock/security/advisories/GHSA-jr3j-whm4-9wwm

Reflected XSS when using flashMessages or languageDictionary · Advisory · auth0/lock · GitHub
Exploit;Third Party Advisory
https://github.com/auth0/lock/releases/tag/v11.30.1

Release v11.30.1 · auth0/lock · GitHub
Release Notes;Third Party Advisory

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Vulnerability Details : CVE-2021-32641

Products affected by CVE-2021-32641

Exploit prediction scoring system (EPSS) score for CVE-2021-32641

CVSS scores for CVE-2021-32641

CWE ids for CVE-2021-32641

References for CVE-2021-32641