CVE-2022-44789

Name: CVE-2022-44789
Creator: NVD / NIST
Published: 2022-11-23T21:15:11.167+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 8.8/10EPSS 2.25%

Last modified Jun 17, 2026

CVE-2022-44789 is a high-severity vulnerability rated 8.8/10 on the CVSS scale. A 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 through memory corruption, via the loading of a crafted JavaScript file.. EPSS estimates a 2.25% chance of exploitation in the next 30 days.

Description

A 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 through memory corruption, via the loading of a crafted JavaScript file.

Metrics

CVSS 3.1

8.8/10

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

EPSS Probability

2.25%

80.7th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Artifex	Mujs	>= 1.0.0, < 1.3.2
Debian	Debian Linux	11.0
Fedoraproject	Fedora	37

References

https://github.com/alalng/CVE-2022-44789/blob/main/PublicReferenceURL.txtPatch, Third Party Advisory
https://github.com/ccxvii/mujs/commit/edb50ad66f7601ca9a3544a0e9045e8a8c60561fPatch, Third Party Advisory
https://github.com/ccxvii/mujs/releases/tag/1.3.2Release Notes, Third Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/MC6PLHTXHZ7GW7QQGTLBHLXL47UHTHXO/
https://www.debian.org/security/2022/dsa-5291Third Party Advisory
https://github.com/alalng/CVE-2022-44789/blob/main/PublicReferenceURL.txtPatch, Third Party Advisory
https://github.com/ccxvii/mujs/commit/edb50ad66f7601ca9a3544a0e9045e8a8c60561fPatch, Third Party Advisory
https://github.com/ccxvii/mujs/releases/tag/1.3.2Release Notes, Third Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/MC6PLHTXHZ7GW7QQGTLBHLXL47UHTHXO/
https://www.debian.org/security/2022/dsa-5291Third Party Advisory

Timeline

Published: Nov 23, 2022
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2022-44789?

How severe is CVE-2022-44789?

CVE-2022-44789 has a CVSS score of 8.8/10 (HIGH severity). The EPSS model estimates a 2.25% probability of exploitation in the next 30 days.

How do I fix CVE-2022-44789?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2022-44789?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST