CVE-2017-17068 auth0-js Privilege Escalation Vulnerability

HighCVSS 7.5 EPSS 1.4%

Published: 2017-12-06 21:00
Updated: 2026-06-17 04:10
Exploit status: No public exploit known

Description

A cross-origin vulnerability has been discovered in the Auth0 auth0.js library affecting versions < 8.12. This vulnerability allows an attacker to acquire authenticated users' tokens and invoke services on a user's behalf if the target site or application uses a popup callback page with auth0.popup.callback().

Affected products

Product	Affected versions	Fixed in
npm auth0-js(npm)	< 8.12.0	8.12.0
auth0.js	< 8.12	8.12

References

nvd.nist.gov third-party-advisory
appcheck-ng.com exploit issue-tracking third-party-advisory
auth0.com issue-tracking vendor-advisory
github.com

CVSS v3.0

7.5 High

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Attack Vector: Network
Attack Complexity: Low
Privileges Required: None
User Interaction: None
Scope: Unchanged
Confidentiality: High
Integrity: None
Availability: None

All scores (3)

v3.0 7.5 · nvd@nist.gov
v3.0 7.5 · github
v2.0 5.0 · nvd@nist.gov

Weakness & likelihood

EPSS (exploitation probability, 30 days): 1.42% (percentile 73.2)
CWE: CWE-200 Exposure of Sensitive Information to an Unauthorized Actor

Public exploit references

Metadata only. CVERadar never hosts or runs exploit code.

No public exploit references known.