CVE-2021-39393 describes a Cross-Site Scripting (XSS) vulnerability in mm-wiki v0.2.1, specifically within its markdown editor. This medium-severity flaw (CVSS 6.1) allows an unauthenticated attacker to inject malicious scripts into a user's browser, requiring user interaction, potentially leading to information disclosure or limited integrity impact. There is currently no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage surrounding this vulnerability.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
0.2.1CPE matchmatch criteria | cpe:2.3:a:mm-wiki_project:mm-wiki:0.2.1:*:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/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.
Remediation records are not available for this CVE.