{"id":"CVE-2020-16600","url":"https://www.cyber-defence.io/tools/cve/CVE-2020-16600","generatedAt":"2026-10-27T23:43:07.419Z","title":"A Use After Free vulnerability exists in Artifex Software, Inc.","description":"A Use After Free vulnerability exists in Artifex Software, Inc. MuPDF library 1.17.0-rc1 and earlier when a valid page was followed by a page with invalid pixmap dimensions, causing bander - a static - to point to previously freed memory instead of a newband_writer.","published":"2020-12-09T21:15:15.000Z","lastModified":"2026-06-17T02:58:04.000Z","status":"Modified","sourceIdentifier":"cve@mitre.org","cvss":{"version":"3.1","score":7.8,"severity":"HIGH","vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H"},"cwe":["CWE-416"],"affected":["artifex/mupdf"],"epss":{"score":0.00962,"percentile":0.61373,"date":"2026-10-26","history":[]},"kev":{"listed":false},"exploits":{"count":0,"verified":false,"firstPublished":null,"source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[]},"verdict":{"level":"high","text":"High impact if exploited, but EPSS currently rates exploitation as unlikely (0.96%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit."},"changes":[],"references":[{"url":"http://git.ghostscript.com/?p=mupdf.git%3Bh=96751b25462f83d6e16a9afaf8980b0c3f979c8b","source":"cve@mitre.org"},{"url":"https://bugs.ghostscript.com/show_bug.cgi?id=702253","tags":["Third Party Advisory"],"source":"cve@mitre.org"},{"url":"http://git.ghostscript.com/?p=mupdf.git%3Bh=96751b25462f83d6e16a9afaf8980b0c3f979c8b","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://bugs.ghostscript.com/show_bug.cgi?id=702253","tags":["Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2020-16600","epss":"https://www.first.org/epss/","kev":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog","exploitdb":"https://www.exploit-db.com/"},"licence":"CC BY 4.0 — link back to the CVE Explorer if you publish the results; upstream data remains subject to its own terms."}