| Name | CVE-2025-15581 |
| 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. |
| Source | CVE (at NVD; CERT, ENISA, LWN, oss-sec, fulldisc, Debian ELTS, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more) |
| References | DLA-4494-1 |
Vulnerable and fixed packages
The table below lists information on source packages.
| Source Package | Release | Version | Status |
|---|
| orthanc (PTS) | bullseye | 1.9.2+really1.9.1+dfsg-1+deb11u1 | vulnerable |
| bullseye (security) | 1.9.2+really1.9.1+dfsg-1+deb11u2 | fixed |
| bookworm, bookworm (security) | 1.10.1+dfsg-2+deb12u1 | vulnerable |
| trixie | 1.12.7+dfsg-4 | vulnerable |
| forky | 1.12.11+dfsg-6 | fixed |
| sid | 1.12.11+dfsg-7 | fixed |
The information below is based on the following data on fixed versions.
| Package | Type | Release | Fixed Version | Urgency | Origin | Debian Bugs |
|---|
| orthanc | source | bullseye | 1.9.2+really1.9.1+dfsg-1+deb11u2 | | DLA-4494-1 | |
| orthanc | source | (unstable) | 1.12.10+dfsg-1 | | | |
Notes
[trixie] - orthanc <no-dsa> (Minor issue)
[bookworm] - orthanc <no-dsa> (Minor issue)
https://projectblack.io/blog/orthanc-1-12-9-user-impersonation/#exploitation
https://orthanc.uclouvain.be/bugs/show_bug.cgi?id=252