CVE-2019-12798 is a critical vulnerability affecting Artifex MuJS 1.0.5, specifically within the regcompx function in regexp.c. This flaw allows an attacker to cause an overflow of the parsed syntax list size by providing a crafted regular expression, leading to a CVSS v3.0 score of 9.8 (CRITICAL). The attack vector is network-based with low complexity and no user interaction required, potentially resulting in high impacts to confidentiality, integrity, and availability. Currently, there is no known active exploitation, publicly available exploit code, or significant community discussion surrounding this vulnerability.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
1.0.5CPE matchmatch criteria | cpe:2.3:a:artifex:mujs:1.0.5:*:*:*:*:*:*:* |
CVSS version used by this source: 3.0
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.3 Bluesky, 0.3 Mastodon, and 2.4 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.
Remediation records are not available for this CVE.