How to verify CVE-2026-42499

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 97 NVT checks for CVE-2026-42499. 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='1.3.6.1.4.1.25623.1.1.11.2026.22112' details='1'/>"

NVT OIDs (97)

1.3.6.1.4.1.25623.1.1.11.2026.22112since 2026-08-27
1.3.6.1.4.1.25623.1.1.11.2026.22120since 2026-08-27
1.3.6.1.4.1.25623.1.1.11.2026.22121since 2026-08-27
1.3.6.1.4.1.25623.1.1.11.2026.62406since 2026-09-04
1.3.6.1.4.1.25623.1.1.11.2026.62407since 2026-09-04
1.3.6.1.4.1.25623.1.1.11.2026.63022since 2026-09-05
1.3.6.1.4.1.25623.1.1.11.2026.63163since 2026-09-08
1.3.6.1.4.1.25623.1.1.11.2026.63332since 2026-09-08
1.3.6.1.4.1.25623.1.1.11.2026.64818since 2026-09-10
1.3.6.1.4.1.25623.1.1.11.2026.65116since 2026-09-10

+ 87 more NVTs

New to OpenVAS? Greenbone documentation ↗

Confirmed exposed? That's one CVE on one host.

We check your whole external estate — hundreds of IPs and domains — for this and thousands more, on a schedule.

Scan my estate

Verify another CVE