CVE-2021-4263 is a cross-site scripting (XSS) vulnerability found in Leanote version 2.6.1, specifically within the 'define' function of the 'public/js/plugins/history.js' file. This flaw allows a remote attacker to inject malicious scripts through the 'content' argument, impacting the confidentiality and integrity of user data. With a CVSS score of 6.1 (Medium), it requires user interaction for successful exploitation but has low attack complexity. Currently, there is no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion surrounding this vulnerability.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
2.6.1CPE matchmatch criteria | cpe:2.3:a:leanote:leanote:2.6.1:*:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:L/A:N
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The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.