CVE-2025-25427

high

Description

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.

References

https://www.tp-link.com/us/support/download/tl-wr841n/#Firmware

https://www.tp-link.com/en/support/download/tl-wr841n/#Firmware

https://github.com/slin99/2025-25427/blob/master/readme.md

https://github.com/slin99/2025-25427

Details

Source: Mitre, NVD

Published: 2025-04-18

Updated: 2025-04-21

Risk Information

CVSS v2

Base Score: 3.5

Vector: CVSS2#AV:N/AC:M/Au:S/C:N/I:P/A:N

Severity: Low

CVSS v3

Base Score: 5.4

Vector: CVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N

Severity: Medium

CVSS v4

Base Score: 8.6

Vector: CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:P/VC:H/VI:H/VA:H/SC:L/SI:N/SA:L

Severity: High