CVE-2025-15581

Medium

Description

Orthanc versions before 1.12.10 are affected by an authorisation logic flaw in the application's HTTP Basic Authentication implementation. Successful exploitation could result in Privilege Escalation, potentially allowing full administrative access.

SeverityMedium
CVSS4.7
Exploit probability—
ProductOrthanc
PublishedFeb 18, 2026
First seenFeb 18, 2026

How to fix

Sources list no fixed version or patch link for this vulnerability.

Affected products

ProductAffected versionsFixed in
orthanc-server orthancv ≤ 1.12.9—

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