CVE-2026-76650: CWE-476 NULL pointer dereference in TP-Link System Inc. TL-WR841N v14
A NULL pointer dereference vulnerability exists in TL-WR841N v14 in the UPnP service when processing SOAP state variable query requests. A specially crafted SOAP query may trigger unexpected termination or instability of the process hosting the UPnP service. Successful exploitation may result in a denial-of-service condition affecting UPnP discovery, state query, or related management functionality until the affected process is restarted or the device is rebooted.
CVE-2026-76650: CWE-476 NULL pointer dereference in TP-Link System Inc. TL-WR841N v14
Description
A NULL pointer dereference vulnerability exists in TL-WR841N v14 in the UPnP service when processing SOAP state variable query requests. A specially crafted SOAP query may trigger unexpected termination or instability of the process hosting the UPnP service. Successful exploitation may result in a denial-of-service condition affecting UPnP discovery, state query, or related management functionality until the affected process is restarted or the device is rebooted.
CVSS v4.0
Score 5.3medium
Affected software
Weaknesses
Technical Details
- Gcve Source
- db.gcve.eu
- Osv Id
- GHSA-wg9w-9v33-74xx
- Osv Schema Version
- 1.4.0
- Aliases
- ["CVE-2026-76650"]
- Ecosystems
- []
- Database Specific Severity
- MODERATE
- Cvss Version
- 4.0
Threat ID: 6a92f7d9acd9273b49e75ac2
Added to database: 08/29/2026, 15:16:41 UTC
Last updated: 08/29/2026, 15:17:15 UTC
Views: 1
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