Buffer overflow in Artifex Mupdf

CVE-2020-26519

Artifex MuPDF before 1.18.0 has a heap based buffer over-write when parsing JBIG2 files allowing attackers to cause a denial of service.

Vulnerability class: Buffer Overflow

EPSS: 0.010 (60.2th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.5 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2020-26519?
CVE-2020-26519 is a medium-severity vulnerability in Artifex Mupdf, classified under Out-of-bounds Write. CVSS score: 5.5/10. Published 2020-10-02.
How severe is CVE-2020-26519?
Medium severity. CVSS v3 base score is 5.5 out of 10.