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Vulnerability record · CVE-2016-7504 · published 29 October 2016

CVE-2016-7504: Artifex mujs use after free vulnerability

Artifex · Mujs

A use-after-free vulnerability was observed in Rp_toString function of Artifex Software, Inc. MuJS before 5c337af4b3df80cf967e4f9f6a21522de84b392a. A successful exploitation of this issue can lead to code execution or denial of service condition.

9.8 CVSS 3.0 Critical EPSS 2.8% · top 13.9% CWE-416 · Use after free
9.8CVSS 3.0 base score, v2 7.5
2.8%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
4References, 2 tagged exploit
17 Jun 2026Last modified by NVD

Description

A use-after-free vulnerability was observed in Rp_toString function of Artifex Software, Inc. MuJS before 5c337af4b3df80cf967e4f9f6a21522de84b392a. A successful exploitation of this issue can lead to code execution or denial of service condition.

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

Affected products

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

References

LinkTags
http://bugs.ghostscript.com/show_bug.cgi?id=697142 ExploitVendor Advisory
http://www.securityfocus.com/bid/94241 Third Party AdvisoryVDB Entry
http://bugs.ghostscript.com/show_bug.cgi?id=697142 ExploitVendor Advisory
http://www.securityfocus.com/bid/94241 Third Party AdvisoryVDB Entry

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

9.8CVE-2021-33797Artifex mujs memory buffer overflow vulnerabilityBuffer-overflow in jsdtoa.c in Artifex MuJS in versions 1.0.1 to 1.1.1. An integer overflow happens when js_strtod() reads in floating point exponent…EPSS 0.81%9.8CVE-2021-45005Artifex mujs out-of-bounds write vulnerabilityArtifex MuJS v1.1.3 was discovered to contain a heap buffer overflow which is caused by conflicting JumpList of nested try/finally statements.EPSS 1.4%9.8CVE-2019-12798Artifex mujs vulnerabilityAn issue was discovered in Artifex MuJS 1.0.5. regcompx in regexp.c does not restrict regular expression program size, leading to an overflow of the …EPSS 1.7%9.8CVE-2019-11411Artifex mujs out-of-bounds write vulnerabilityAn issue was discovered in Artifex MuJS 1.0.5. The Number#toFixed() and numtostr implementations in jsnumber.c have a stack-based buffer overflow.EPSS 3.3%9.8CVE-2016-10133Artifex mujs memory buffer overflow vulnerabilityHeap-based buffer overflow in the js_stackoverflow function in jsrun.c in Artifex Software, Inc. MuJS allows attackers to have unspecified impact by …EPSS 2.4%9.8CVE-2016-10141Artifex mujs integer overflow vulnerabilityAn integer overflow vulnerability was observed in the regemit function in regexp.c in Artifex Software, Inc. MuJS before fa3d30fd18c348bb4b1f3858fb86…EPSS 3.6%9.8CVE-2016-7505Artifex mujs memory buffer overflow vulnerabilityA buffer overflow vulnerability was observed in divby function of Artifex Software, Inc. MuJS before 8c805b4eb19cf2af689c860b77e6111d2ee439d5. A succ…EPSS 3.0%8.8CVE-2022-44789Artifex mujs out-of-bounds write vulnerabilityA logical issue in O_getOwnPropertyDescriptor() in Artifex MuJS 1.0.0 through 1.3.x before 1.3.2 allows an attacker to achieve Remote Code Execution …EPSS 2.5%

Source: NIST National Vulnerability Database (record CVE-2016-7504), CISA KEV, FIRST EPSS (scores of 2026-09-27). This page is refreshed as NVD updates the record.