CVE-2018-18678 describes a Cross-Site Scripting (XSS) vulnerability in GNUBOARD5 versions prior to 5.3.2.0. This flaw allows remote attackers to inject arbitrary web script or HTML through the "board group extra contents" parameter, specifically within the adm/boardgroup_form_update.php gr_1~10 parameter. The vulnerability has a CVSS v3.1 score of 6.1 (Medium), indicating it can be exploited over a network with low attack complexity, requiring user interaction. Successful exploitation could lead to limited confidentiality and integrity impacts, such as session hijacking or defacement. Currently, there is no evidence of active exploitation, and no public exploit code is available on platforms like Metasploit, Nuclei, or ExploitDB. Community discussion and media coverage for this CVE are minimal, suggesting low public awareness.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
< 5.3.2.0CPE 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.