CVE-2025-43954 is a cross-site scripting (XSS) vulnerability in QMarkdown (quasar-ui-qmarkdown) versions prior to 2.0.5, allowing attackers to inject malicious scripts through headers even when HTML sanitization is enabled. Rated as Medium severity (CVSS 6.1), it requires user interaction (UI:R) and could lead to limited confidentiality and integrity impacts (C:L/I:L). There is currently no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion surrounding this vulnerability.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
< 2.0.5CPE matchmatch criteria | cpe:2.3:a:quasar:qmarkdown:*:*:*:*:*:*:*:* | ||
>= 0, < 2.0.5CPE match | cpe:2.3:a:quasar:qmarkdown:*:*:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/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.