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Siemens SIMATIC S7-1500 CPU 1518 MFP Expired Pointer Dereference (CVE-2025-40135)

high Tenable OT Security Plugin ID 505792

Version 1.4

Jul 31, 2026, 1:14 PM

  • CVSS metrics ("CVSSv3 score" set to 8.1)
  • CVSS metrics ("CVSSv3 vector" set to "CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H")

Plugin Feed: 202607311314

Version 1.3

Jul 30, 2026, 10:03 PM

  • Plugin metadata (Add icsa reference)

Plugin Feed: 202607302203

Version 1.2

Jul 28, 2026, 1:30 PM

  • CVSS temporal metrics ("CVSSv3 temporal vector" set to "CVSS:3.0/E:U/RL:O/RC:C")

Plugin Feed: 202607281330

Version 1.1

Jul 27, 2026, 9:02 PM

  • New

Plugin Feed: 202607272102

* Changelogs are generally available for changes made after Nov 1, 2022