CVE-2026-30866

Deferred Deferred - Pending Action

Unauthenticated File Access in iTop ITSM Tool

Publication date: 2026-08-21

Last updated on: 2026-10-14

Assigner: GitHub, Inc.

Description

Combodo iTop is a web based IT service management tool. Prior to 3.2.3, unauthenticated users can access uploaded sensitive via sniffed url. This issue has been fixed in version 3.2.3.

CVSS Scores

EPSS Scores

Probability:
Percentile:

Meta Information

Published

2026-08-21

Last Modified

2026-10-14

Generated

2026-11-08

AI Q&A

2026-08-21

EPSS Evaluated

2026-11-07

NVD

CVE-2026-30866

EUVD

EUVD-2026-64066

Affected Vendors & Products

Vendor	Product	Version / Range
combodo	itop	to 3.2.1-1 (exc)
combodo	itop	3.2.3
combodo	itop	3.3.0

Helpful Resources

Exploitability

CWE

KEV

CWE ID	Description
CWE-200	The product exposes sensitive information to an actor that is not explicitly authorized to have access to that information.
CWE-306	The product does not perform any authentication for functionality that requires a provable user identity or consumes a significant amount of resources.

Attack-Flow Graph

Executive Summary

CVE-2026-30866 is a vulnerability in Combodo iTop, an IT service management tool. It allows unauthenticated users to access uploaded sensitive images via sniffed URLs in versions before 3.2.3. The issue stems from insecure access to inline image endpoints without proper authentication checks.

Detection Guidance

Check if your iTop version is below 3.2.3. Inspect network logs for unauthorized access to inline image endpoints or document downloads. Look for requests to paths like /pages/ajax.document.php without authentication.

Impact Analysis

This vulnerability could expose sensitive images to unauthorized users. Attackers might access confidential data by exploiting sniffed URLs, leading to potential data breaches. The high CVSS score of 7.5 indicates significant risk due to network accessibility and lack of required privileges.

Compliance Impact

This vulnerability could lead to unauthorized access to sensitive images, potentially exposing personal or confidential data. This may violate GDPR's data protection principles if personal data is involved, and HIPAA's safeguards for protected health information if applicable.

Mitigation Strategies

Upgrade iTop to version 3.2.3 or later. Ensure all inline image and document download endpoints require authentication. Review access logs for suspicious activity.

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EPSS Chart

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