Portwell engineering toolkits vulnerabilities

Latest Portwell engineering toolkits CVEs

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1. CVE-2026-3437 Improper Restriction of Operations within the Bounds of a Memory Buffer in Portwell Engineering Toolkits

   Published 2026-03-03

   Critical·CVSS 9.3 EPSS 0.18%

   An improper restriction of operations within the bounds of a memory buffer vulnerability in Portwell Engineering Toolkits version 4.8.2 could allow a local authenticated attacker to read and write to arbitrary memory via the Portwell Engineering Toolkits driver. Successful exploi...

Sources: CVE.org, NVD, CISA KEV, FIRST EPSS, OSV and public exploit-reference metadata. Product matching comes from the published CVE records. A proof-of-concept means public code exists; it is not evidence of exploitation.