{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-5443","assignerOrgId":"37e5125f-f79b-445b-8fad-9564f167944b","state":"PUBLISHED","assignerShortName":"certcc","dateReserved":"2026-04-02T19:23:06.757Z","datePublished":"2026-04-09T14:43:15.227Z","dateUpdated":"2026-04-14T16:34:45.930Z"},"containers":{"cna":{"title":"Heap Buffer Overflow in DICOM Image Decoder (Palette Color Decode)","descriptions":[{"lang":"en","value":"A heap buffer overflow vulnerability exists during the decoding of `PALETTE COLOR` DICOM images. Pixel length validation uses 32-bit multiplication for width and height calculations. If these values overflow, the validation check incorrectly succeeds, allowing the decoder to read and write to memory beyond allocated buffers."}],"source":{"discovery":"UNKNOWN"},"affected":[{"vendor":"Orthanc","product":"DICOM Server","versions":[{"status":"affected","version":"0","lessThanOrEqual":"1.12.10","versionType":"custom"}]}],"problemTypes":[{"descriptions":[{"lang":"en","description":"CWE-190 Integer Overflow or Wraparound"}]}],"references":[{"url":"https://www.orthanc-server.com/"},{"url":"https://www.machinespirits.de/"},{"url":"https://kb.cert.org/vuls/id/536588"}],"x_generator":{"engine":"VINCE 3.0.35","env":"prod","origin":"https://cveawg.mitre.org/api/cve/CVE-2026-5443"},"providerMetadata":{"orgId":"37e5125f-f79b-445b-8fad-9564f167944b","shortName":"certcc","dateUpdated":"2026-04-09T14:43:15.227Z"}},"adp":[{"metrics":[{"cvssV3_1":{"scope":"UNCHANGED","version":"3.1","baseScore":9.8,"attackVector":"NETWORK","baseSeverity":"CRITICAL","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","integrityImpact":"HIGH","userInteraction":"NONE","attackComplexity":"LOW","availabilityImpact":"HIGH","privilegesRequired":"NONE","confidentialityImpact":"HIGH"}},{"other":{"type":"ssvc","content":{"timestamp":"2026-04-14T15:10:56.990073Z","id":"CVE-2026-5443","options":[{"Exploitation":"none"},{"Automatable":"yes"},{"Technical Impact":"total"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"title":"CISA ADP Vulnrichment","providerMetadata":{"orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","shortName":"CISA-ADP","dateUpdated":"2026-04-14T16:34:45.930Z"}}]}}