Where
-Infinity
0
Severity
9.8
Buffer Overflow, Integer Overflow
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Buffer-overflow in jsdtoa.c in Artifex MuJS in versions 1.0.1 to 1.1.1. An integer overflow happens when jsstrtod() reads in floating point exponent, which leads to a buffer overflow in the pointer d.

First published (updated )
Severity
10
Use After Free
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

In MuJS before version 1.1.2, a use-after-free flaw in the regexp source property access may cause denial of service.

First published (updated )
Severity
9.8
Buffer Overflow
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Heap-based buffer overflow in the jsstackoverflow function in jsrun.c in Artifex Software, Inc. MuJS allows attackers to have unspecified impact by leveraging an error when dropping extra arguments to lightweight functions.

First published (updated )
Severity
7.5
Null Pointer Dereference
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

regexp.c in Artifex Software, Inc. MuJS allows attackers to cause a denial of service (NULL pointer dereference and crash) via vectors related to regular expression compilation.

First published (updated )
Severity
7.5
Null Pointer Dereference
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Artifex Software, Inc. MuJS before 5008105780c0b0182ea6eda83ad5598f225be3ee allows context-dependent attackers to conduct "denial of service (application crash)" attacks by using the "malformed labeled break/continue in JavaScript" approach, related to a "NULL pointer dereference" issue affecting the jscompile.c component.

First published (updated )
Severity
7.5
Buffer Overflow
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Artifex Software, Inc. MuJS before a0ceaf5050faf419401fe1b83acfa950ec8a8a89 allows context-dependent attackers to obtain sensitive information by using the "crafted JavaScript" approach, related to a "Buffer Over-read" issue.

First published (updated )
Severity
7.5
Infoleak
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Artifex Software, Inc. MuJS before a5c747f1d40e8d6659a37a8d25f13fb5acf8e767 allows context-dependent attackers to obtain sensitive information by using the "opname in crafted JavaScript file" approach, related to an "Out-of-Bounds read" issue affecting the jsCdumpfunction function in the jsdump.c component.

First published (updated )
Severity
7.5
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

An out-of-bounds read vulnerability was observed in Spreplaceregexp function of Artifex Software, Inc. MuJS before 5000749f5afe3b956fc916e407309de840997f4a. A successful exploitation of this issue can lead to code execution or denial of service condition.

First published (updated )
Severity
9.8
Use After Free, Buffer Overflow, Integer Overflow
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

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

1 / 2
Source: MITRE
First published (updated )
Severity
9.8
Buffer Overflow
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

A buffer overflow vulnerability was observed in divby function of Artifex Software, Inc. MuJS before 8c805b4eb19cf2af689c860b77e6111d2ee439d5. A successful exploitation of this issue can lead to code execution or denial of service condition.

First published (updated )
Severity
9.8
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

An 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 parsed syntax list size.

First published (updated )
Severity
9.8
Buffer Overflow
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

An issue was discovered in Artifex MuJS 1.0.5. The Number#toFixed() and numtostr implementations in jsnumber.c have a stack-based buffer overflow.

First published (updated )
Severity
7.5
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

An issue was discovered in Artifex MuJS 1.0.5. jscompile.c can cause a denial of service (invalid stack-frame jump) because it lacks an ENDTRY opcode call.

First published (updated )
Severity
7.5
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

An issue was discovered in Artifex MuJS 1.0.5. It has unlimited recursion because the match function in regexp.c lacks a depth check.

First published (updated )
Severity
7.8
Use After Free
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Artifex MuJS through 1.0.7 has a use-after-free in jsrun.c because of unconditional marking in jsgc.c.

First published (updated )
Severity
7.5
Buffer Overflow
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Buffer overflow vulnerability in function jsGmarkobject in jsgc.c in mujs before 1.0.8, allows remote attackers to cause a denial of service.

First published (updated )
Severity
7.5
Buffer Overflow
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Buffer overflow vulnerability in mujs before 1.0.8 due to recursion in the GC scanning phase, allows remote attackers to cause a denial of service.

First published (updated )
Severity
9.8
Buffer Overflow
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Artifex MuJS v1.1.3 was discovered to contain a heap buffer overflow which is caused by conflicting JumpList of nested try/finally statements.

First published (updated )
Severity
5.5
Null Pointer Dereference
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

In Artifex MuJS through 1.2.0, jsPdumpsyntax in jsdump.c has a NULL pointer dereference, as demonstrated by mujs-pp.

First published (updated )
Severity
5.5
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

compile in regexp.c in Artifex MuJS through 1.2.0 results in stack consumption because of unlimited recursion, a different issue than CVE-2019-11413.

First published (updated )

Contact

SecAlerts Pty Ltd.
132 Wickham Terrace
Fortitude Valley,
QLD 4006, Australia
info@secalerts.co
By using SecAlerts services, you agree to our services end-user license agreement. This website is safeguarded by reCAPTCHA and governed by the Google Privacy Policy and Terms of Service. All names, logos, and brands of products are owned by their respective owners, and any usage of these names, logos, and brands for identification purposes only does not imply endorsement. If you possess any content that requires removal, please get in touch with us.
© 2026 SecAlerts Pty Ltd.
ABN: 70 645 966 203, ACN: 645 966 203