[CVE-2025-15581] Orthanc 1.12.9 User Impersonation
projectblack.io | research | CVE-2025-15581 | #appsec | #vulnerability-research | #vulnerability | #healthcare | #impersonation | #orthanc | #dicom | #cve-2025-15581
Summary
User impersonation in Orthanc DICOM server (CVE-2025-15581): its auth filter takes everything before the first colon as the username, so a crafted username impersonates others. Fixed in 1.12.10.
- CVE
- CVE-2025-15581
- Published
- Collected
--- id: 3728 title: "[CVE-2025-15581] Orthanc 1.12.9 User Impersonation" cve: CVE-2025-15581 source_domain: projectblack.io source_url: "https://projectblack.io/blog/orthanc-1-12-9-user-impersonation/" published_at: "2025-12-09 00:53" tags: ["appsec", "vulnerability-research", "vulnerability", "healthcare", "impersonation", "orthanc", "dicom", "cve-2025-15581"] phying_url: "https://phying.com/item/3728" lang: en --- # [CVE-2025-15581] Orthanc 1.12.9 User Impersonation ## Summary User impersonation in Orthanc DICOM server (CVE-2025-15581): its auth filter takes everything before the first colon as the username, so a crafted username impersonates others. Fixed in 1.12.10. ## Intelligence Metadata - **Sources:** projectblack.io - **CVE:** CVE-2025-15581 - **Published:** 2025-12-09 00:53 - **Original:** https://projectblack.io/blog/orthanc-1-12-9-user-impersonation/ - **Phying News:** https://phying.com/item/3728