cvedb.io
CVE-2026-3622
HIGH · CVSS 7.5
EPSS exploitation probability: 0%
Published 2026-03-26T21:17:09.697 · Last modified 2026-06-17T10:43:53.260

Summary

The vulnerability exists in the UPnP component of TL-WR841N v14, where improper input validation leads to an out-of-bounds read, potentially causing a crash of the UPnP service. Successful exploitation can cause the UPnP service to crash, resulting in a Denial-of-Service condition.  This vulnerability affects TL-WR841N v14 < EN_0.9.1 4.19 Build 260303 Rel.42399n (V14_260303) and < US_0.9.1.4.19 Build 260312 Rel. 49108n (V14_0304).

Affected products

tp-link — tl-wr841n_firmware

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References

This product uses data from the NVD API but is not endorsed or certified by the NVD. Informational only; not professional security advice.