How to verify CVE-2026-6357

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 14 NVT checks for CVE-2026-6357. 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='1.3.6.1.4.1.25623.1.1.18.1.2026.20880.1' details='1'/>"

NVT OIDs (14)

1.3.6.1.4.1.25623.1.1.18.1.2026.20880.1since 2026-06-25
1.3.6.1.4.1.25623.1.1.4.2026.22018.1since 2026-06-25
1.3.6.1.4.1.25623.1.1.4.2026.2634.1since 2026-06-30
1.3.6.1.4.1.25623.1.1.4.2026.2664.1since 2026-06-30
1.3.6.1.4.1.25623.1.1.4.2026.2758.1since 2026-09-01
1.3.6.1.4.1.25623.1.1.4.2026.3601.1since 2026-08-15
1.3.6.1.4.1.25623.1.1.4.2026.3855.1since 2026-09-08
1.3.6.1.4.1.25623.1.1.4.2026.3862.1since 2026-09-08
1.3.6.1.4.1.25623.1.1.5.2.2026.3317since 2026-06-25
1.3.6.1.4.1.25623.1.1.5.3.2026.1653since 2026-06-25

+ 4 more NVTs

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