CVE-2025-25427: XSS in TP-Link TL-WR841N v14/v14.6/v14.8 Upnp page
A stored cross-site scripting (XSS) vulnerability in the upnp.htm page of the web Interface in TP-Link WR841N v14/v14.6/v14.8 <= Build 241230 Rel. 50788n allows remote attackers to inject arbitrary JavaScript code via the port mapping description. This leads to an execution of the JavaScript payload when the upnp page is loaded.
Affected Software
Event History
Frequently Asked Questions
What is the severity of CVE-2025-25427?
CVE-2025-25427 has been classified as a high severity vulnerability due to its potential for remote code execution through stored cross-site scripting.
How do I fix CVE-2025-25427?
To fix CVE-2025-25427, upgrade your TP-Link WR841N or TL-WR841N to a version higher than 4.19.
What types of attacks can CVE-2025-25427 facilitate?
CVE-2025-25427 can facilitate cross-site scripting attacks, allowing attackers to execute arbitrary JavaScript code remotely.
Which devices are affected by CVE-2025-25427?
CVE-2025-25427 affects TP-Link WR841N and TL-WR841N devices running firmware version 4.19 or earlier.
How can CVE-2025-25427 be exploited?
CVE-2025-25427 can be exploited by injecting malicious JavaScript into the UPnP page's port mapping description, triggering execution when the page loads.