CVE-2020-21896

5.5 mediumEPSS 0.5%

Medium (5.5) in artifex mupdf. EPSS 0.5% chance of exploitation in the next 30 days.

A Use After Free vulnerability in svg_dev_text_span_as_paths_defs function in source/fitz/svg-device.c in Artifex Software MuPDF 1.16.0 allows remote attackers to cause a denial of service via opening of a crafted PDF file.

Severity

CVSS 3.1

5.5 medium

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

EPSS: 0.5% chance of exploitation in the next 30 days; higher than 43% of CVEs (scores of 2026-10-31)
CWE: CWE-416
Published: 2023-08-22
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19

Affected

artifex:mupdf

References

http://www.ghostscript.com/cgi-bin/findgit.cgi?8719e07834d6a72b6b4131539e49ed1e8e2ff79e
https://bugs.ghostscript.com/show_bug.cgi?id=701294
https://bugs.ghostscript.com/show_bug.cgi?id=701294
https://lists.debian.org/debian-lts-announce/2025/08/msg00017.html

Check your stack JSON