What is CVE-2019-20833?

CVE-2019-20833 is a high-severity vulnerability in Foxitsoftware Phantompdf, classified under Improper Authentication. CVSS score: 7.5/10. Published 2020-06-04.

How severe is CVE-2019-20833?

High severity. CVSS v3 base score is 7.5 out of 10.

Auth bypass in Foxitsoftware Phantompdf

CVE-2019-20833

An issue was discovered in Foxit PhantomPDF before 8.3.10. It has mishandling of cloud credentials, as demonstrated by Google Drive.

Vulnerability class: Broken Authentication

Published 2020-06-04 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N.

EPSS exploit prediction

EPSS: 0.015 (73.0th percentile), scored 2026-09-29.

Low probability of exploitation in the next 30 days, but still tracked. 73rd percentile — 73.0% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.015 · newest: 0.015 · change: 0.000

Affected products

Foxitsoftware Phantompdf

Weakness classification (CWE)

CWE-287 — Improper Authentication

References

www.foxitsoftware.com/support/security-bulletins.php (Vendor Advisory)

Frequently asked questions

What is CVE-2019-20833?: CVE-2019-20833 is a high-severity vulnerability in Foxitsoftware Phantompdf, classified under Improper Authentication. CVSS score: 7.5/10. Published 2020-06-04.
How severe is CVE-2019-20833?: High severity. CVSS v3 base score is 7.5 out of 10.