CVE-2008-4761

Exp

Cross-site scripting (XSS) vulnerability in includes/htmlArea/plugins/HtmlTidy/html-tidy-logic.php in Kayako eSupport 3.20.2 allows remote attackers to inject arbitrary web script or HTML via the jsMakeSrc parameter. NOTE: the provenance of this information is unknown; the details are obtained solely from third party information. NOTE: this issue is probably in the HTMLArea HTMLTidy (HTML Tidy) plugin, not eSupport.

Published: 2008-10-28 Last update: 2026-04-23 Assigner: [email protected] Source: [email protected]
NVD Status：Modified，CVE State: published
View at NVD, CVE.org, EUVD

CVE-2008-4761 is rated Exploit Available (57.7/100): CVSS Medium severity, with medium exploitation likelihood (EPSS 1.47%). 2 public exploit reference(s) are indexed (Exploit-DB). Public exploits are available—assess exposure, apply mitigations, and prioritize patching.

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

Public exploit references (Exploit-DB) for CVE-2008-4761

EDB-ID Source Kind Published Link
32527 exploit_db edb 2008-10-23 Exploit-DB ↗
— nvd_ref exploit_tag Exploit-DB ↗

Exploit prediction scoring system (EPSS) score for CVE-2008-4761

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 2026-06-15 0.51% 1.47% +0.96%
2 2026-04-20 0.29% 0.51% +0.21%
3 2025-12-18 — 0.29% —

Full EPSS history (5 records total)

Common vulnerability scoring system (CVSS) metrics for CVE-2008-4761

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-2008-4761

Affected software / configurations for CVE-2008-4761

Vendor Product Version Raw CPE
kayako esupport 3.20.2 cpe:2.3:a:kayako:esupport:3.20.2:*:*:*:*:*:*:*

References for CVE-2008-4761

cvelogic Threat Intelligence