CVE-2011-4172

Multiple cross-site scripting (XSS) vulnerabilities in KENT-WEB WEB FORUM before 5.1 allow remote attackers to inject arbitrary web script or HTML via (1) an e-mail address field or (2) a cookie, a related issue to CVE-2011-3383, CVE-2011-3983, and CVE-2011-3984.

Published: 2011-10-24 Last update: 2026-04-29 Assigner: [email protected] Source: [email protected]
NVD Status：Modified，CVE State: published
View at NVD, CVE.org, EUVD

CVE-2011-4172 is rated Low Risk (34/100): CVSS Medium severity, with low exploitation likelihood (EPSS 0.26%). Monitor for updates and reassess as exploit intelligence or EPSS changes.

Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.

Exploit prediction scoring system (EPSS) score for CVE-2011-4172

EPSS lead: Daily EPSS estimates relative likelihood of exploitation; percentile ranks this CVE among scored vulnerabilities (higher = more severe relative rank).

# Date Old EPSS score New EPSS score Delta (New - Old)
1 2025-03-17 0.12% 0.26% +0.14%
2 2023-03-07 1.05% 0.12% -0.93%
3 2022-02-04 — 1.05% —

Full EPSS history (3 records total)

Common vulnerability scoring system (CVSS) metrics for CVE-2011-4172

CVSS metrics for this CVE.

Base score Version Severity Vector Exploitability Impact Score source
4.3 2.0 MEDIUM
AV:N/AC:M/Au:N/C:N/I:P/A:N Click to expand
Access vector (AV:N)
Can be exploited remotely over network reachability.
Access complexity (AC:M)
Exploitation needs some favorable conditions, but not exceptional ones.
Authentication (AU:N)
No authentication is required.
Confidentiality impact (C:N)
No confidentiality impact.
Integrity impact (I:P)
Partial integrity impact.
Availability impact (A:N)
No availability impact.
 8.6 2.9 [email protected]

Weakness enumeration for CVE-2011-4172

Affected software / configurations for CVE-2011-4172

Vendor Product Version Raw CPE
kent-web web_forum <= 5.1 cpe:2.3:a:kent-web:web_forum:*:*:*:*:*:*:*:*

References for CVE-2011-4172

URL Tags
http://www.kent-web.com/bbs/wforum.html Vendor Advisory
cvelogic Threat Intelligence