Findings

CVE-2026-5445

An out-of-bounds read vulnerability exists in the function within .

Published Apr 9, 2026 · updated Jun 17, 2026 · orthanc-server orthanc

An out-of-bounds read vulnerability exists in the function within . The lookup-table decoding logic used for images does not validate pixel indices against the lookup table size. Crafted images containing indices larger than the palette size cause the decoder to read beyond allocated lookup table memory and expose heap contents in the output image.

Code

The project this record applies to. Exploit listings stay in References.

No public source repository is identified for this product.

Timeline

Detection, updates, and resolution for this record.

  1. Apr 9, 2026 · NIST NVD

    Detected

    An out-of-bounds read vulnerability exists in the function within . The lookup-table decoding logic used for images does not validate pixel indices against the lookup table size. Crafted images containing indices larger than the palette size cause the decoder to read beyond allocated lookup table memory and expose heap contents in the output image.

  2. Jun 17, 2026 · NIST NVD

    Updated

    An out-of-bounds read vulnerability exists in the function within . The lookup-table decoding logic used for images does not validate pixel indices against the lookup table size. Crafted images containing indices larger than the palette size cause the decoder to read beyond allocated lookup table memory and expose heap contents in the output image.

Affected

  • cpe orthanc-server/orthancversion unspecified

Sources

  • CVE.orgVulnerability recordCVE-2026-5445

    Official CVE identifier

    cve.org
  • NIST NVDVulnerability recordCVE-2026-5445

    An out-of-bounds read vulnerability exists in the function within . The lookup-table decoding logic used for images does not validate pixel indices against the lookup table size. Crafted images containing indices larger t

    nvd.nist.gov

References