How to verify CVE-2026-26269

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 36 NVT checks for CVE-2026-26269. 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='1.3.6.1.4.1.25623.1.0.136782' details='1'/>"

NVT OIDs (36)

1.3.6.1.4.1.25623.1.0.136782since 2026-07-25
1.3.6.1.4.1.25623.1.1.10.2026.0042since 2026-06-25
1.3.6.1.4.1.25623.1.1.12.2026.8101.1since 2026-06-25
1.3.6.1.4.1.25623.1.1.16.2026.1429since 2026-06-25
1.3.6.1.4.1.25623.1.1.16.2026.1497since 2026-06-25
1.3.6.1.4.1.25623.1.1.16.2026.1498since 2026-06-25
1.3.6.1.4.1.25623.1.1.16.2026.1499since 2026-06-25
1.3.6.1.4.1.25623.1.1.16.2026.1500since 2026-06-25
1.3.6.1.4.1.25623.1.1.16.2026.1501since 2026-06-25
1.3.6.1.4.1.25623.1.1.17.2026.0099since 2026-06-25

+ 26 more NVTs

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