CVE-2026-27462: CWE-204: Observable Response Discrepancy in Combodo iTop
Description
Combodo iTop versions prior to 3.2.3 have a vulnerability in the password reset mechanism that allows user enumeration through observable differences in responses to valid versus invalid usernames. This issue has been addressed and fixed in version 3.2.3.
CVSS v3.1
Score 7.5high
Affected software
Combodo
iTop
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Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
CVE-2026-27462 describes a user enumeration vulnerability in Combodo iTop, a web-based IT service management tool. Before version 3.2.3, the application returns distinguishable responses when a password reset is requested with valid versus invalid usernames. This observable response discrepancy allows an attacker to confirm the existence of user accounts. The vulnerability is classified under CWE-204 (Observable Response Discrepancy) and has a CVSS v3.1 score of 7.5, indicating high severity. The issue has been fixed in version 3.2.3.
Potential Impact
An attacker can enumerate valid usernames by analyzing differences in the application's responses during the password reset process. This can facilitate further targeted attacks such as phishing or brute force attempts. The vulnerability does not directly allow confidentiality, integrity, or availability compromise but leaks sensitive user existence information.
Mitigation Recommendations
Upgrade to Combodo iTop version 3.2.3 or later, where this user enumeration vulnerability has been fixed. No other specific mitigations are indicated.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- GitHub_M
- Date Reserved
- 2026-02-19T17:25:31.101Z
- Cvss Version
- 3.1
- State
- PUBLISHED
Threat ID: 6a88b011acd9273b49a9f98f
Added to database: 08/21/2026, 20:07:45 UTC
Last enriched: 09/10/2026, 17:21:08 UTC
Last updated: 10/06/2026, 18:48:20 UTC
Views: 71
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