High severity7.5NVD Advisory· Published Apr 9, 2026· Updated Apr 15, 2026
CVE-2026-5438
CVE-2026-5438
Description
A gzip decompression bomb vulnerability exists when Orthanc processes HTTP request with Content-Encoding: gzip. The server does not enforce limits on decompressed size and allocates memory based on attacker-controlled compression metadata. A specially crafted gzip payload can trigger excessive memory allocation and exhaust system memory.
Affected products
1Patches
0No patches discovered yet.
Vulnerability mechanics
AI mechanics synthesis has not run for this CVE yet.
References
3- kb.cert.org/vuls/id/536588nvdThird Party AdvisoryVDB Entry
- www.machinespirits.denvdNot Applicable
- www.orthanc-server.comnvdProduct
News mentions
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