EUVD-2026-64147Severity by source
AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:L
Network-reflected XSS requires victim interaction (UI:R) with scope change via browser context; no availability impact is applicable for standard reflected XSS without a DoS mechanism.
Primary rating from Vendor (GitHub_M).
CVSS VectorVendor: GitHub_M
Lifecycle Timeline
4DescriptionCVE.org
Combodo iTop is a web based IT service management tool. Prior to 3.2.3, there is a Reflected Cross-Site Scripting (XSS) vulnerability in the dashboard save functionality. This issue has been fixed in version 3.2.3.
AnalysisAI
Reflected XSS in Combodo iTop's dashboard save functionality, present in all releases prior to 3.2.3, allows remote unauthenticated attackers to execute arbitrary JavaScript in the browser of an authenticated iTop user. The vulnerability originates in ajax.render.php, where dashboard_id and reload_url parameters were interpolated directly into inline JavaScript without escaping. …
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Attack ChainAIDerived
Hypothetical attack flow derived from CVE metadata
Vulnerability AssessmentAI
| Exploitation | The victim must be an active authenticated iTop session holder - the XSS is reflected through the dashboard save/reload mechanism which is only reachable by logged-in users, so unauthenticated visitors are not directly at risk. … Additional conditions and limiting factors are described in the full assessment. |
| Risk Assessment | The CVSS 7.1 score is driven primarily by the Scope Changed flag (S:C), reflecting that XSS payloads can access cookies, session tokens, and actions across the iTop origin. … Full risk analysis with EPSS, KEV, and SSVC signal comparison available after sign-in. |
| Exploit Scenario | Full exploit scenario with step-by-step reproduction available after sign-in. |
| Remediation | The primary fix is upgrading Combodo iTop to version 3.2.3 or later, which resolves the XSS by applying json_encode() to the $sDashboardId and $sReloadURL parameters before embedding them in inline JavaScript within ajax.render.php. … Detailed patch versions, workarounds, and compensating controls in full report. |
Recommended ActionAI
Within 24 hours, conduct an immediate inventory of all Combodo iTop instances to identify versions prior to 3.2.3 and notify affected users of the vulnerability. …
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Same weakness CWE-79 – Cross-site Scripting (XSS)
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External POC / Exploit Code
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