CVE-2011-5026 describes a Cross-site Scripting (XSS) vulnerability in Winn GuestBook versions prior to 2.4.8d, specifically within the addPost function in data/functions.php. This flaw allows remote attackers to inject arbitrary web script or HTML via the 'name' parameter to index.php. The vulnerability has a CVSS score of 4.3, indicating a medium attack complexity and requiring no authentication, with a potential impact of partial integrity compromise. While not actively exploited in the wild (no KEV entry), exploit code is publicly available on ExploitDB (EDB-18290), though there is minimal community discussion or media coverage.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
<= 2.4.8cCPE matchmatch criteria | cpe:2.3:a:winn:winn_guestbook:*:*:*:*:*:*:*:* | ||
2.4.1CPE matchmatch criteria | cpe:2.3:a:winn:winn_guestbook:2.4.1:beta:*:*:*:*:*:* | ||
2.4.2CPE matchmatch criteria | cpe:2.3:a:winn:winn_guestbook:2.4.2:*:*:*:*:*:*:* | ||
2.4.3CPE matchmatch criteria | cpe:2.3:a:winn:winn_guestbook:2.4.3:*:*:*:*:*:*:* | ||
2.4.4CPE matchmatch criteria | cpe:2.3:a:winn:winn_guestbook:2.4.4:*:*:*:*:*:*:* |
CVSS version used by this source: 2.0
AV:N/AC:M/Au:N/C:N/I:P/A:N
The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.0 Bluesky, 0.0 Mastodon, and 0.2 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.