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.
References (4)
Scores
CVSS v4
4.7
EPSS
0.0004
EPSS Percentile
13.6%
CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:A/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:P
CISA SSVC
Vulnrichment
Exploitation
none
Automatable
yes
Technical Impact
total
Details
CWE
CWE-287
Status
published
Products (1)
orthanc-server/orthanc
< 1.12.9
Published
Feb 18, 2026
Tracked Since
Feb 19, 2026