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Siemens SIMATIC S7-1500 CPU 1518 MFP Incorrect Conversion between Numeric Types (CVE-2026-23457)

high Tenable OT Security Plugin ID 505680

Version 1.4

Aug 24, 2026, 3:52 PM

  • CVSS metrics ("CVSSv2 score" set to 9.0)
  • CVSS metrics ("CVSSv2 vector" set to "CVSS2#AV:N/AC:L/Au:N/C:P/I:P/A:C")
  • CVSS temporal metrics ("CVSSv2 temporal vector" set to "CVSS2#E:U/RL:OF/RC:C")

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