CVE-2019-20174

Public Exploit

Description

Auth0 Lock before 11.21.0 allows XSS when additionalSignUpFields is used with an untrusted placeholder.

Category

6.1
CVSS
Severity: Medium
CVSS 3.1 •
CVSS 2.0 •
EPSS 0.46%
Vendor Advisory auth0.com
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
https://github.com/auth0/lock/releases/tag/v11.21.0 third party advisory release notes
https://auth0.com/docs/security/bulletins/cve-2019-20174 exploit vendor advisory

Frequently Asked Questions

What is the severity of CVE-2019-20174?
CVE-2019-20174 has been scored as a medium severity vulnerability.
How to fix CVE-2019-20174?
To fix CVE-2019-20174, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2019-20174 being actively exploited in the wild?
It is possible that CVE-2019-20174 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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