Vulnerabilities

Vulnerability · CVE-2026-5445

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

Published Apr 9, 2026 · catalog updated Jun 17, 2026 · An out-of-bounds read vulnerability

Check if you run it

No confirmed exploitation is on record for CVE-2026-5445. EPSS is 0.79%. Act only if a listed version of An out-of-bounds read vulnerability is installed.

Gaps on this record

  • The stored product name is a package slug. The name on this page is taken from the title (An out-of-bounds read vulnerability).
  • No version range is stored. A customer cannot check an installed version against this record.
  • No vendor fix or required action is stored. Compare the linked advisory before you change production.
Severity
Critical9.1
Known exploitation
Not in CISA/VulnCheck KEV
EPSS
0.79%
Remediation
Advisory link
Affected products
cpe 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.

Are you affected?

Enter the version you run. The result uses only the ranges stored on this record.

The check returns affected, not affected, or incomplete. It does not guess a version that is missing from the record.

  • cpe orthanc-server/orthancversion unspecified

How to fix CVE-2026-5445

What to do

Three questions, each answered from this record only. Confirm the vendor advisory before you patch.

Should you patch?

No confirmed exploitation is on record for CVE-2026-5445. EPSS is 0.79%. Act only if a listed version of An out-of-bounds read vulnerability is installed.

Which versions are affected?

Affected version ranges are not on this record. Compare the installed version with the linked vendor advisory before you change production.

What should an analyst verify?

CWE-125: Out-of-bounds Read. EPSS 0.79%. There is no CISA KEV listing. No Exploit-DB or Metasploit reference is linked. Use the source links for the original advisory.

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.

Sources

  • CVE.orgVulnerability recordCVE-2026-5445

    Official CVE identifier

    cve.org
  • FIRST EPSSExploitation probabilityCVE-2026-5445

    30-day exploitation probability 0.8%

    first.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

Freshness

Last verified in this catalog Oct 18, 2026. Significant claims (KEV, EPSS, CVSS, affected ranges) come from the source rows above — open the original publisher for the authoritative advisory.