EUVD-2026-64135Severity by source
AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H
Network-delivered reflected XSS requiring authenticated attacker and victim click interaction; availability is not a direct consequence of JavaScript injection in this context.
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 testing OQL query functionality. This issue has been fixed in version 3.2.3.
AnalysisAI
Reflected XSS in Combodo iTop's OQL query testing interface (run_query.php) allows authenticated attackers to inject and execute arbitrary JavaScript in the browser sessions of other authenticated users. All iTop versions prior to 3.2.3 are affected; the vendor has released a patch in 3.2.3 confirmed by a public GitHub advisory and commit. …
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Attack ChainAIDerived
Hypothetical attack flow derived from CVE metadata
Vulnerability AssessmentAI
| Exploitation | Exploitation requires that the attacker holds a valid iTop account with sufficient privileges to access the OQL query testing page (PR:L per CVSS vector), and that a target user with equal or higher privileges clicks an attacker-crafted URL while authenticated to the same iTop instance (UI:R per CVSS vector). … Additional conditions and limiting factors are described in the full assessment. |
| Risk Assessment | The CVSS 8.0 score with vector AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H reflects a network-exploitable, low-complexity reflected XSS requiring that the attacker hold a valid iTop account (PR:L) and that a victim user click an attacker-crafted link while authenticated (UI:R). … 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 | Upgrade Combodo iTop to version 3.2.3 or later, which includes the HTML-escaping fix applied in commit 61e5536b500dbf6be3574c5517eaafea27cbfec7 (https://github.com/Combodo/iTop/commit/61e5536b500dbf6be3574c5517eaafea27cbfec7). … Detailed patch versions, workarounds, and compensating controls in full report. |
Recommended ActionAI
Within 24 hours, identify all iTop instances in your environment and determine which are accessible to users and which administrative accounts have access to the affected query interface. …
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External POC / Exploit Code
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