CVE-2020-21493 is a medium-severity vulnerability affecting Xiuno BBS v4.0.4, specifically within the route\user.php component. This flaw allows unauthenticated attackers to enumerate usernames, potentially aiding in further targeted attacks. The vulnerability has a CVSS score of 5.3, indicating a low impact on confidentiality with no integrity or availability impact. There is currently 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 |
|---|---|---|---|
4.0.4CPE matchmatch criteria | cpe:2.3:a:xiuno:xiunobbs:4.0.4:*:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.4 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.