High severity7.5NVD Advisory· Published Feb 11, 2022· Updated Jun 17, 2026
CVE-2021-22806
CVE-2021-22806
Description
A CWE-669: Incorrect Resource Transfer Between Spheres vulnerability exists that could cause data exfiltration and unauthorized access when accessing a malicious website. Affected Product: spaceLYnk (V2.6.1 and prior), Wiser for KNX (V2.6.1 and prior), fellerLYnk (V2.6.1 and prior)
Affected products
7- cpe:2.3:o:schneider-electric:fellerlynk_firmware:*:*:*:*:*:*:*:*Range: <=2.6.1
- cpe:2.3:o:schneider-electric:spacelynk_firmware:*:*:*:*:*:*:*:*Range: <=2.6.1
- cpe:2.3:o:schneider-electric:wiser_for_knx_firmware:*:*:*:*:*:*:*:*Range: <=2.6.1
- fellerLYnk/fellerLYnkdescription
- Range: <=V2.6.1
- Range: <=V2.6.1
- Range: <=V2.6.1
Patches
Vulnerability mechanics
References
1- download.schneider-electric.com/filesnvdBroken LinkPatchVendor Advisory
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