Improper Handling of Highly Compressed Data (Data Amplification) Affecting Orthanc package, versions [0,]
Threat Intelligence
The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
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Test your applications- Snyk IDSNYK-UNMANAGED-ORTHANC-16078403
- published16 Apr 2026
- disclosed9 Apr 2026
- creditUnknown
Introduced: 9 Apr 2026
CVE-2026-5438 (opens in a new tab)How to fix?
There is no fixed version for Orthanc.
Overview
Affected versions of this package are vulnerable to Improper Handling of Highly Compressed Data (Data Amplification) through the Content-Encoding header. An attacker can cause excessive memory allocation and exhaust system resources by sending a specially crafted gzip payload.