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Vulnerability record · CVE-2018-1000040 · published 24 May 2018

CVE-2018-1000040: Artifex mupdf improper input validation vulnerability

Artifex · Mupdf

In Artifex MuPDF 1.12.0 and earlier, multiple use of uninitialized value bugs in the PDF parser could allow an attacker to cause a denial of service (crash) or influence program flow via a crafted file.

5.5 CVSS 3.0 Medium EPSS 1.5% · top 27.1% CWE-20 · Improper input validation
5.5CVSS 3.0 base score, v2 4.3
1.5%EPSS exploitation probability, 30 days
NoNot in CISA KEV
2Affected product versions listed by NVD
22References, 10 tagged exploit
17 Jun 2026Last modified by NVD

Description

In Artifex MuPDF 1.12.0 and earlier, multiple use of uninitialized value bugs in the PDF parser could allow an attacker to cause a denial of service (crash) or influence program flow via a crafted file.

CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

Affected products

2 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
http://git.ghostscript.com/?p=mupdf.git%3Ba=commitdiff%3Bh=83d4dae44c71816c084a635550acc1a51529b881%3Bhp=f597300439e62f5
https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=5596 ExploitIssue Tracking
https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=5600 ExploitIssue Tracking
https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=5603 ExploitIssue Tracking
https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=5609 ExploitIssue TrackingPatchThird Party Advisory
https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=5610 ExploitIssue Tracking
https://bugs.ghostscript.com/show_bug.cgi?id=698904
https://bugs.ghostscript.com/show_bug.cgi?id=699086
https://cgit.ghostscript.com/cgi-bin/cgit.cgi/mupdf.git/commit/?id=ace9e69017c08e1e4ce5912014177414c0382004
https://security.gentoo.org/glsa/201811-15 Third Party Advisory
https://www.debian.org/security/2018/dsa-4334 Third Party Advisory
http://git.ghostscript.com/?p=mupdf.git%3Ba=commitdiff%3Bh=83d4dae44c71816c084a635550acc1a51529b881%3Bhp=f597300439e62f5
https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=5596 ExploitIssue Tracking
https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=5600 ExploitIssue Tracking
https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=5603 ExploitIssue Tracking
https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=5609 ExploitIssue TrackingPatchThird Party Advisory
https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=5610 ExploitIssue Tracking
https://bugs.ghostscript.com/show_bug.cgi?id=698904
https://bugs.ghostscript.com/show_bug.cgi?id=699086
https://cgit.ghostscript.com/cgi-bin/cgit.cgi/mupdf.git/commit/?id=ace9e69017c08e1e4ce5912014177414c0382004
https://security.gentoo.org/glsa/201811-15 Third Party Advisory
https://www.debian.org/security/2018/dsa-4334 Third Party Advisory

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Source: NIST National Vulnerability Database (record CVE-2018-1000040), CISA KEV, FIRST EPSS (scores of 2026-10-15). This page is refreshed as NVD updates the record.