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Back to CVE-2026-42257

How to verify CVE-2026-42257

Confirm whether your systems are actually affected — run the exact detection check below (Nuclei command or OpenVAS NVT). Detection only; it does not exploit.

Verify with OpenVAS

Greenbone/OpenVAS ships 7 NVT checks for CVE-2026-42257. OpenVAS detects this CVE by NVT OID — enable the NVT in your scan config, or confirm it is in your feed with the query below.

Confirm the NVT is in your feed (GMP)
gvm-cli socket --xml "<get_nvts nvt_oid='1.3.6.1.4.1.25623.1.1.12.2025.8478.1' details='1'/>"
NVT OIDs (7)
  • 1.3.6.1.4.1.25623.1.1.12.2025.8478.1since 2026-07-01
  • 1.3.6.1.4.1.25623.1.1.12.2026.8431.1since 2026-06-25
  • 1.3.6.1.4.1.25623.1.1.16.2026.2578since 2026-06-25
  • 1.3.6.1.4.1.25623.1.1.17.2026.0246since 2026-07-30
  • 1.3.6.1.4.1.25623.1.1.2.2026.2997since 2026-08-07
  • 1.3.6.1.4.1.25623.1.1.2.2026.3047since 2026-08-07
  • 1.3.6.1.4.1.25623.1.1.5.3.2026.1807since 2026-06-25
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