How to verify CVE-2026-55199

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 18 NVT checks for CVE-2026-55199. 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='1.3.6.1.4.1.25623.1.0.157823' details='1'/>"

NVT OIDs (18)

1.3.6.1.4.1.25623.1.0.157823since 2026-09-02
1.3.6.1.4.1.25623.1.1.10.2026.0273since 2026-07-23
1.3.6.1.4.1.25623.1.1.1.1.2026.6365since 2026-06-27
1.3.6.1.4.1.25623.1.1.12.2026.8486.1since 2026-07-15
1.3.6.1.4.1.25623.1.1.16.2026.3014since 2026-07-23
1.3.6.1.4.1.25623.1.1.16.2026.3015since 2026-07-23
1.3.6.1.4.1.25623.1.1.16.2026.3016since 2026-07-23
1.3.6.1.4.1.25623.1.1.16.2026.3222since 2026-08-05
1.3.6.1.4.1.25623.1.1.17.3.2026.0327since 2026-09-08
1.3.6.1.4.1.25623.1.1.18.1.2026.11109.1since 2026-06-26

+ 8 more NVTs

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