{"cve":"CVE-2025-15581","nvd":{"published":"2026-02-18T23:16:18.907","modified":"2026-06-17T08:38:04.353","status":"Deferred","description":"Orthanc versions before 1.12.10 are affected by an authorisation logic flaw in the application's HTTP Basic Authentication implementation. \n\nSuccessful exploitation could result in Privilege Escalation, potentially allowing full administrative access.","cvss_v4":{"vector":"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","score":4.7},"cvss_v3":null,"cwes":["CWE-287"],"references":["https://discourse.orthanc-server.org/t/orthanc-1-12-10/6326","https://orthanc.uclouvain.be/bugs/show_bug.cgi?id=252","https://projectblack.io/blog/orthanc-1-12-9-user-impersonation/#exploitation","https://lists.debian.org/debian-lts-announce/2026/02/msg00033.html"],"products":[],"source":"nvd","synced_at":"2026-10-19T22:23:35.260773158+00:00"},"epss":{"cve":"CVE-2025-15581","score":0.00556,"percentile":0.46374,"date":"2026-10-31"},"kev":null,"osv":[],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}