PT-2026-146709

CVE-2026-126423

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Published

2026-11-13

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Updated

2026-11-13

Description by

CVSS 3.1
4.3
Medium
MetricsAV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L
OpenEMR before 8.5.0 contains a denial of service vulnerability in four ZIP upload paths that read uncompressed entries into memory without size or ratio checks. Authenticated billing or Carecoordination users can upload highly compressed ZIP archives to exhaust PHP memory and worker pools, making OpenEMR unavailable.
Exploitability
Fix
Researchers
Vendors
Affected products
Related identifiers
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