How to verify CVE-2026-4430

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 17 NVT checks for CVE-2026-4430. 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='1.3.6.1.4.1.25623.1.0.837593' details='1'/>"

NVT OIDs (17)

1.3.6.1.4.1.25623.1.0.837593since 2026-06-25
1.3.6.1.4.1.25623.1.0.837594since 2026-06-25
1.3.6.1.4.1.25623.1.0.837595since 2026-06-25
1.3.6.1.4.1.25623.1.1.10.2026.0141since 2026-06-25
1.3.6.1.4.1.25623.1.1.11.2026.28290since 2026-06-25
1.3.6.1.4.1.25623.1.1.11.2026.28922since 2026-06-26
1.3.6.1.4.1.25623.1.1.11.2026.46386since 2026-07-30
1.3.6.1.4.1.25623.1.1.1.1.2026.6251since 2026-06-25
1.3.6.1.4.1.25623.1.1.12.2026.8340.1since 2026-06-25
1.3.6.1.4.1.25623.1.1.12.2026.8352.1since 2026-06-25

+ 7 more NVTs

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