CVE-2020-18663 describes a Cross-Site Scripting (XSS) vulnerability in gnuboard5 versions up to and including 5.3.2.8, specifically exploitable via the 'act' parameter in the bbs/move_update.php script. This medium-severity vulnerability (CVSS 6.1) allows an unauthenticated attacker to inject malicious scripts, requiring user interaction, potentially leading to information disclosure or defacement. There is no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion surrounding this CVE.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
<= 5.3.2.8CPE matchmatch criteria | cpe:2.3:a:sir:gnuboard:*:*:*:*:*:*:*:* |
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.