{"schema_version":1,"title":"Orthanc-Server vulnerabilities","summary":"Junglewise Threat Intelligence has tracked 9 vulnerabilities in Orthanc-Server: 0 in the last 7 days and 0 in the last 90 days, 3 of them critical and 0 exploited in the wild. The most recent, CVE-2026-5445, was published on 9 April 2026. 1 technology has a page of its own.","url":"https://junglewise.ai/threats/vendors/orthanc-server","json_url":"https://junglewise.ai/threats/vendors/orthanc-server.json","publisher":"Junglewise Threat Intelligence","license":"CC-BY-4.0","license_url":"https://creativecommons.org/licenses/by/4.0/","attribution":"Junglewise Threat Intelligence, https://junglewise.ai/threats/vendors/orthanc-server","sources":"NVD, GitHub Security Advisories, OSV, the CISA Known Exploited Vulnerabilities catalog, FIRST EPSS and vendor advisories","kind":"vendor","thin":true,"counts":{"high":6,"all_time":9,"critical":3,"exploited":0,"last_7_days":0,"last_30_days":0,"last_90_days":0,"last_365_days":9},"latest":[{"cve":"CVE-2026-5445","cvss":9.1,"epss":0.0067,"slug":"cve-2026-5445-an-out-of-bounds-read-vulnerability-exists-in-the","title":"An out-of-bounds read vulnerability exists in the `DecodeLookupTable` function within `DicomImageDecoder.cpp`. The…","severity":"critical","exploited":false,"published_at":"2026-04-09T15:16:16.863+00:00","url":"https://junglewise.ai/threats/cve-2026-5445-an-out-of-bounds-read-vulnerability-exists-in-the"},{"cve":"CVE-2026-5444","cvss":7.1,"epss":0.0016,"slug":"cve-2026-5444-a-heap-buffer-overflow-vulnerability-exists-in-the-pam-image","title":"A heap buffer overflow vulnerability exists in the PAM image parsing logic. When Orthanc processes a crafted PAM image…","severity":"high","exploited":false,"published_at":"2026-04-09T15:16:16.76+00:00","url":"https://junglewise.ai/threats/cve-2026-5444-a-heap-buffer-overflow-vulnerability-exists-in-the-pam-image"},{"cve":"CVE-2026-5443","cvss":9.8,"epss":0.0057,"slug":"cve-2026-5443-a-heap-buffer-overflow-vulnerability-exists-during-the-decoding-of","title":"A heap buffer overflow vulnerability exists during the decoding of `PALETTE COLOR` DICOM images. Pixel length…","severity":"critical","exploited":false,"published_at":"2026-04-09T15:16:16.653+00:00","url":"https://junglewise.ai/threats/cve-2026-5443-a-heap-buffer-overflow-vulnerability-exists-during-the-decoding-of"},{"cve":"CVE-2026-5442","cvss":9.8,"epss":0.006,"slug":"cve-2026-5442-a-heap-buffer-overflow-vulnerability-exists-in-the-dicom-image","title":"A heap buffer overflow vulnerability exists in the DICOM image decoder. Dimension fields are encoded using Value…","severity":"critical","exploited":false,"published_at":"2026-04-09T15:16:16.543+00:00","url":"https://junglewise.ai/threats/cve-2026-5442-a-heap-buffer-overflow-vulnerability-exists-in-the-dicom-image"},{"cve":"CVE-2026-5441","cvss":7.1,"epss":0.0014,"slug":"cve-2026-5441-an-out-of-bounds-read-vulnerability-exists-in-the-decodepsmctrle1","title":"An out-of-bounds read vulnerability exists in the `DecodePsmctRle1` function of `DicomImageDecoder.cpp`. The…","severity":"high","exploited":false,"published_at":"2026-04-09T15:16:16.443+00:00","url":"https://junglewise.ai/threats/cve-2026-5441-an-out-of-bounds-read-vulnerability-exists-in-the-decodepsmctrle1"},{"cve":"CVE-2026-5440","cvss":7.5,"epss":0.0057,"slug":"cve-2026-5440-a-memory-exhaustion-vulnerability-exists-in-the-http-server-due-to","title":"A memory exhaustion vulnerability exists in the HTTP server due to unbounded use of the `Content-Length` header. The…","severity":"high","exploited":false,"published_at":"2026-04-09T15:16:16.337+00:00","url":"https://junglewise.ai/threats/cve-2026-5440-a-memory-exhaustion-vulnerability-exists-in-the-http-server-due-to"},{"cve":"CVE-2026-5439","cvss":7.5,"epss":0.0043,"slug":"cve-2026-5439-a-memory-exhaustion-vulnerability-exists-in-zip-archive-processing","title":"A memory exhaustion vulnerability exists in ZIP archive processing. Orthanc automatically extracts ZIP archives…","severity":"high","exploited":false,"published_at":"2026-04-09T15:16:15.443+00:00","url":"https://junglewise.ai/threats/cve-2026-5439-a-memory-exhaustion-vulnerability-exists-in-zip-archive-processing"},{"cve":"CVE-2026-5438","cvss":7.5,"epss":0.0048,"slug":"cve-2026-5438-a-gzip-decompression-bomb-vulnerability-exists-when-orthanc","title":"A gzip decompression bomb vulnerability exists when Orthanc processes HTTP request with `Content-Encoding: gzip`. The…","severity":"high","exploited":false,"published_at":"2026-04-09T15:16:15.327+00:00","url":"https://junglewise.ai/threats/cve-2026-5438-a-gzip-decompression-bomb-vulnerability-exists-when-orthanc"},{"cve":"CVE-2026-5437","cvss":7.5,"epss":0.0064,"slug":"cve-2026-5437-an-out-of-bounds-read-vulnerability-exists-in-dicomstreamreader","title":"An out-of-bounds read vulnerability exists in `DicomStreamReader` during DICOM meta-header parsing. When processing…","severity":"high","exploited":false,"published_at":"2026-04-09T15:16:15.093+00:00","url":"https://junglewise.ai/threats/cve-2026-5437-an-out-of-bounds-read-vulnerability-exists-in-dicomstreamreader"}],"vendor":{"hub":true,"name":"Orthanc-Server","slug":"orthanc-server","description":"Orthanc is an open-source DICOM server and medical imaging platform.","url":"https://junglewise.ai/threats/vendors/orthanc-server"},"weekly":[{"week":"2026-08-17","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-08-24","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-08-31","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-09-07","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-09-14","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-09-21","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-09-28","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-10-05","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-10-12","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-10-19","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-10-26","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-11-02","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-11-09","critical":0,"exploited":0,"vulnerabilities":0}],"most_severe":[{"cve":"CVE-2026-5442","cvss":9.8,"epss":0.006,"slug":"cve-2026-5442-a-heap-buffer-overflow-vulnerability-exists-in-the-dicom-image","title":"A heap buffer overflow vulnerability exists in the DICOM image decoder. Dimension fields are encoded using Value…","severity":"critical","exploited":false,"published_at":"2026-04-09T15:16:16.543+00:00","url":"https://junglewise.ai/threats/cve-2026-5442-a-heap-buffer-overflow-vulnerability-exists-in-the-dicom-image"},{"cve":"CVE-2026-5443","cvss":9.8,"epss":0.0057,"slug":"cve-2026-5443-a-heap-buffer-overflow-vulnerability-exists-during-the-decoding-of","title":"A heap buffer overflow vulnerability exists during the decoding of `PALETTE COLOR` DICOM images. Pixel length…","severity":"critical","exploited":false,"published_at":"2026-04-09T15:16:16.653+00:00","url":"https://junglewise.ai/threats/cve-2026-5443-a-heap-buffer-overflow-vulnerability-exists-during-the-decoding-of"},{"cve":"CVE-2026-5445","cvss":9.1,"epss":0.0067,"slug":"cve-2026-5445-an-out-of-bounds-read-vulnerability-exists-in-the","title":"An out-of-bounds read vulnerability exists in the `DecodeLookupTable` function within `DicomImageDecoder.cpp`. The…","severity":"critical","exploited":false,"published_at":"2026-04-09T15:16:16.863+00:00","url":"https://junglewise.ai/threats/cve-2026-5445-an-out-of-bounds-read-vulnerability-exists-in-the"},{"cve":"CVE-2026-5437","cvss":7.5,"epss":0.0064,"slug":"cve-2026-5437-an-out-of-bounds-read-vulnerability-exists-in-dicomstreamreader","title":"An out-of-bounds read vulnerability exists in `DicomStreamReader` during DICOM meta-header parsing. When processing…","severity":"high","exploited":false,"published_at":"2026-04-09T15:16:15.093+00:00","url":"https://junglewise.ai/threats/cve-2026-5437-an-out-of-bounds-read-vulnerability-exists-in-dicomstreamreader"},{"cve":"CVE-2026-5440","cvss":7.5,"epss":0.0057,"slug":"cve-2026-5440-a-memory-exhaustion-vulnerability-exists-in-the-http-server-due-to","title":"A memory exhaustion vulnerability exists in the HTTP server due to unbounded use of the `Content-Length` header. The…","severity":"high","exploited":false,"published_at":"2026-04-09T15:16:16.337+00:00","url":"https://junglewise.ai/threats/cve-2026-5440-a-memory-exhaustion-vulnerability-exists-in-the-http-server-due-to"},{"cve":"CVE-2026-5438","cvss":7.5,"epss":0.0048,"slug":"cve-2026-5438-a-gzip-decompression-bomb-vulnerability-exists-when-orthanc","title":"A gzip decompression bomb vulnerability exists when Orthanc processes HTTP request with `Content-Encoding: gzip`. The…","severity":"high","exploited":false,"published_at":"2026-04-09T15:16:15.327+00:00","url":"https://junglewise.ai/threats/cve-2026-5438-a-gzip-decompression-bomb-vulnerability-exists-when-orthanc"},{"cve":"CVE-2026-5439","cvss":7.5,"epss":0.0043,"slug":"cve-2026-5439-a-memory-exhaustion-vulnerability-exists-in-zip-archive-processing","title":"A memory exhaustion vulnerability exists in ZIP archive processing. Orthanc automatically extracts ZIP archives…","severity":"high","exploited":false,"published_at":"2026-04-09T15:16:15.443+00:00","url":"https://junglewise.ai/threats/cve-2026-5439-a-memory-exhaustion-vulnerability-exists-in-zip-archive-processing"},{"cve":"CVE-2026-5444","cvss":7.1,"epss":0.0016,"slug":"cve-2026-5444-a-heap-buffer-overflow-vulnerability-exists-in-the-pam-image","title":"A heap buffer overflow vulnerability exists in the PAM image parsing logic. When Orthanc processes a crafted PAM image…","severity":"high","exploited":false,"published_at":"2026-04-09T15:16:16.76+00:00","url":"https://junglewise.ai/threats/cve-2026-5444-a-heap-buffer-overflow-vulnerability-exists-in-the-pam-image"},{"cve":"CVE-2026-5441","cvss":7.1,"epss":0.0014,"slug":"cve-2026-5441-an-out-of-bounds-read-vulnerability-exists-in-the-decodepsmctrle1","title":"An out-of-bounds read vulnerability exists in the `DecodePsmctRle1` function of `DicomImageDecoder.cpp`. The…","severity":"high","exploited":false,"published_at":"2026-04-09T15:16:16.443+00:00","url":"https://junglewise.ai/threats/cve-2026-5441-an-out-of-bounds-read-vulnerability-exists-in-the-decodepsmctrle1"}],"generated_at":"2026-11-09T03:07:00.176479+00:00","technologies":[{"name":"Orthanc-Server Orthanc","slug":"orthanc-server-orthanc","vulnerabilities":9,"url":"https://junglewise.ai/threats/technologies/orthanc-server-orthanc"}]}