CVE-2026-90702: critical vulnerability in D-Link DWR-M921
D-Link DWR-M921 formDiskFormat system os command injection
Published · Updated
E-mail alert when it lands in KEV, gets a public PoC or its score goes up.
48Vexday Risk Score
No sign of exploitation. It has a public proof of concept.
ssvc Attendcvss 9.4epss 3.6%
A flaw has been found in D-Link DWR-M921 1.1.52. Impacted is the function system of the file /boafrm/formDiskFormat. This manipulation of the argument partition causes os command injection. The attack may be initiated remotely. The exploit has been published and may be used.
CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/E:P
Affected products
D-Link · DWR-M921public PoCs found — 1
cve_referencegist.github.com/H3rmesk1t/1f7efbf4584ce13222e8b0c669e7784aunverified⚠ Public resources, to assess the exposure of systems you control or are authorized to test. Test only with authorization.
Related CVEs — D-Link DWR-M921
In the same product, most dangerous first.
CVE-2026-2085HIGHD-Link DWR-M921 USSD Configuration Endpoint formUSSDSetup sub_419F20 command injectionEPSS 10.5%CVE-2025-13306MEDIUMD-Link DWR-M920/DWR-M921/DIR-822K/DIR-825M formDebugDiagnosticRun system command injectionEPSS 8.3%CVE-2025-13305HIGHD-Link DWR-M920/DWR-M921/DWR-M960/DIR-822K/DIR-825M formTracerouteDiagnosticRun buffer overflowEPSS 3.9%CVE-2026-2168MEDIUMD-Link DWR-M921 formLtefotaUpgradeQuectel sub_419920 command injectionEPSS 3.8%CVE-2026-90703CRITICALD-Link DWR-M921 formDiskCreateShare system os command injectionEPSS 3.6%CVE-2026-2169MEDIUMD-Link DWR-M921 formLtefotaUpgradeFibocom command injectionEPSS 3.4%