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Back to CVE-2026-43403

How to verify CVE-2026-43403

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 5 NVT checks for CVE-2026-43403. 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='1.3.6.1.4.1.25623.1.1.18.1.2026.21388.1' details='1'/>"
NVT OIDs (5)
  • 1.3.6.1.4.1.25623.1.1.18.1.2026.21388.1since 2026-07-25
  • 1.3.6.1.4.1.25623.1.1.4.2026.22835.1since 2026-07-30
  • 1.3.6.1.4.1.25623.1.1.5.3.2026.1594since 2026-06-25
  • 1.3.6.1.4.1.25623.1.1.5.3.2026.1596since 2026-06-25
  • 1.3.6.1.4.1.25623.1.1.8.2026.50372since 2026-07-15
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