CVE-2022-21158 is a stored cross-site scripting (XSS) vulnerability affecting MarkText versions prior to v0.17.0. An attacker can exploit this by embedding a malicious javascript: scheme link within a document, leading to arbitrary script execution on a user's PC when they open the crafted file. Rated Medium (CVSS 5.4), this vulnerability requires user interaction and prior authentication (PR:L, UI:R) but can result in partial loss of confidentiality and integrity (C:L, I:L). There is currently no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage surrounding this CVE.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
< 0.17.0CPE matchmatch criteria | cpe:2.3:a:marktext:marktext:*:*:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.0 Bluesky, 0.0 Mastodon, and 0.1 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.0 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.
Remediation records are not available for this CVE.