CVE-2019-9844 is a cross-site scripting (XSS) vulnerability in Khan Academy's simple-markdown.js, specifically versions prior to 0.4.4, which allows attackers to inject malicious scripts via data: or vbscript: URIs. This vulnerability affects various Fedora Project and Khan Academy simple-markdown implementations. With a CVSS score of 6.1 (Medium), it can be exploited remotely with low attack complexity, requiring user interaction, and could lead to limited confidentiality and integrity impacts. There is no evidence of active exploitation, publicly available exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage surrounding this CVE.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
< 0.4.4CPE matchmatch criteria | cpe:2.3:a:khanacademy:simple-markdown:*:*:*:*:*:node.js:*:* | ||
30CPE matchmatch criteria | cpe:2.3:o:fedoraproject:fedora:30:*:*:*:*:*:*:* |
CVSS version used by this source: 3.0
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.1 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.