# CVE-2026-76649

## Summary

- **CVE ID:** CVE-2026-76649
- **Severity:** MEDIUM
- **CVSS Score:** 5.3 (CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N)
- **CWE:** CWE-476
- **Published:** Aug 28, 2026
- **Last Modified:** Aug 31, 2026

## Description

A NULL
pointer dereference vulnerability exists in TL-WR841N v14 in the UPnP service when processing SOAP action requests. A specially crafted SOAP action request containing unexpected XML content may cause the UPnP daemon to terminate unexpectedly.







Successful exploitation may result in a denial-of-service condition affecting UPnP functionality until the service is restarted or the device is rebooted.

## Affected Products

- TP-Link System Inc. — TL-WR841N v14 (0)

## References

- [CNA](https://www.tp-link.com/us/support/download/tl-wr841n/v14/#Firmware)
- [CNA](https://www.tp-link.com/en/support/download/tl-wr841n/v14/#Firmware)
- [CNA](https://www.tp-link.com/us/support/faq/5270/)

## Exploitation Prediction (EPSS)

- **EPSS Score:** 0.18%
- **EPSS Percentile:** 7.5

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_Exported from OnDuty AI Vulnerability Intelligence on 2026-09-10._