Vulnerability in Auth0 Login By
CVE-2020-7947
An issue was discovered in the Login by Auth0 plugin before 4.0.0 for WordPress. It has numerous fields that can contain data that is pulled from different sources. One issue with this is that the data isn't sanitized, and no input validation is performed, before the exporting of the user data. This can lead to (at least) CSV injection if a crafted Excel document is uploaded.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.028 (86.1th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 86th percentile — 86.1% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.028 · newest: 0.028 · change: 0.000
Affected products
Weakness classification (CWE)
Public proof-of-concept exploits
References
- wordpress.org/plugins/auth0/ (Third Party Advisory, Release Notes)
- auth0.com/docs/cms/wordpress (Product, Vendor Advisory)
- auth0.com/docs/security/bulletins/2020-03-31_wpauth0 (Third Party Advisory)
- github.com/auth0/wp-auth0/security/advisories/GHSA-59vf-cgfw-6h6v (Third Party Advisory)
Frequently asked questions
- What is CVE-2020-7947?
- CVE-2020-7947 is a critical-severity vulnerability in Auth0 Login By, classified under Improper Neutralization of Formula Elements in a CSV File. CVSS score: 9.8/10. Published 2020-04-01.
- How severe is CVE-2020-7947?
- Critical severity. CVSS v3 base score is 9.8 out of 10.
- Is CVE-2020-7947 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.