What is CVE-2020-26534?

CVE-2020-26534 is a critical-severity vulnerability in Foxitsoftware Foxit_reader, classified under Use After Free. CVSS score: 9.8/10. Published 2020-10-02.

How severe is CVE-2020-26534?

Critical severity. CVSS v3 base score is 9.8 out of 10.

Use After Free in Foxitsoftware Foxit_reader

CVE-2020-26534

An issue was discovered in Foxit Reader and PhantomPDF before 10.1. There is an Opt object use-after-free related to Field::ClearItems and Field::DeleteOptions, during AcroForm JavaScript execution.

Vulnerability class: Use-After-Free

EPSS: 0.024 (82.1th percentile) — read the EPSS interpretation.

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.

Affected products

Foxitsoftware Foxit_reader
Foxitsoftware Phantompdf
N/a — versions n/a

Weakness classification (CWE)

CWE-416 — Use After Free

References

cve@mitre.org (Patch, x_refsource_MISC, Vendor Advisory)

Frequently asked questions

What is CVE-2020-26534?: CVE-2020-26534 is a critical-severity vulnerability in Foxitsoftware Foxit_reader, classified under Use After Free. CVSS score: 9.8/10. Published 2020-10-02.
How severe is CVE-2020-26534?: Critical severity. CVSS v3 base score is 9.8 out of 10.