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Back to CVE-2021-40486

How to verify CVE-2021-40486

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 7 NVT checks for CVE-2021-40486. 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='1.3.6.1.4.1.25623.1.0.818903' details='1'/>"
NVT OIDs (7)
  • 1.3.6.1.4.1.25623.1.0.818903since 2026-06-25
  • 1.3.6.1.4.1.25623.1.0.818904since 2026-06-25
  • 1.3.6.1.4.1.25623.1.0.818905since 2026-06-25
  • 1.3.6.1.4.1.25623.1.0.818906since 2026-06-25
  • 1.3.6.1.4.1.25623.1.0.818907since 2026-06-25
  • 1.3.6.1.4.1.25623.1.0.818910since 2026-06-25
  • 1.3.6.1.4.1.25623.1.0.818911since 2026-06-25
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