CVE-2026-87020
8.1
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H
Summary
An integer overflow in a specified pitch and buffer-size computation leads to a heap out-of-bounds write when Orthanc DICOM Server decodes an attacker-supplied PNG.
Affected Software
| Vendor | Product | Version Range | Status |
|---|---|---|---|
| Orthanc | DICOM Server | 0 < 1.13.0 | affected |
| Orthanc | DICOM Server | 1.13.0 | unaffected |
Weaknesses
- CWE-190: CWE-190
ADP Enrichment
CISA ADP Vulnrichment
- SSVC:
- Exploitation: none
- Automatable: no
- Technical Impact: partial
References
- https://orthanc.uclouvain.be/downloads/index.html
- https://www.cisa.gov/news-events/ics-medical-advisories/icsma-26-253-02
- https://github.com/cisagov/CSAF/blob/develop/csaf_files/OT/white/2026/icsma-26-253-02.json
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