How to verify CVE-2026-23398

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 26 NVT checks for CVE-2026-23398. 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='1.3.6.1.4.1.25623.1.1.10.2026.0097' details='1'/>"

NVT OIDs (26)

1.3.6.1.4.1.25623.1.1.10.2026.0097since 2026-06-25
1.3.6.1.4.1.25623.1.1.10.2026.0098since 2026-06-25
1.3.6.1.4.1.25623.1.1.1.1.2026.6238since 2026-06-25
1.3.6.1.4.1.25623.1.1.1.1.2026.6243since 2026-06-25
1.3.6.1.4.1.25623.1.1.1.2.2026.4561since 2026-06-25
1.3.6.1.4.1.25623.1.1.1.2.2026.4606since 2026-06-25
1.3.6.1.4.1.25623.1.1.16.2026.2172since 2026-06-25
1.3.6.1.4.1.25623.1.1.16.2026.2173since 2026-06-25
1.3.6.1.4.1.25623.1.1.16.2026.2176since 2026-06-25
1.3.6.1.4.1.25623.1.1.17.2026.0107since 2026-06-25

+ 16 more NVTs

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