CVE Tools
Sign in

CVE-2025-25427

XSS in TP-Link TL-WR841N v14/v14.6/v14.8 Upnp page

Published: Apr 18, 2025Updated: Jul 9, 2025 Sources: CVE List NVD BDUCWE-79
5.4MEDIUM
NVD MITRE
EPSS Score
0.6%
Top 53.0%
CISA KEV
Not in KEV
Exploits
1 Known
Remediation
Patch Available
Self-Check
Not available

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.

No summary for this CVE yet.

CVSS Vector Breakdown

AV:NAC:LPR:LUI:RS:CC:LI:LA:N
Exploitability
AV:NAttack Vector
Network
AC:LAttack Complexity
Low
PR:LPrivileges Required
Low
UI:RUser Interaction
Required
Scope
S:CScope
Changed
Impact
C:LConfidentiality
Low
I:LIntegrity
Low
A:NAvailability
None
Open in CVSS calculator →

Weaknesses

CWE-79

Affected Products

TP-Link Systems Inc.
commercial·CNaka tp-link
TL-WR841N v14/v14.6/v14.8
Networking Infrastructure
TP-Link Technologies Co Ltd.
commercial·CNaka tl-wr841n, tl-wr940n, tl-wr886n
TL-WR841N
Networking Infrastructure
tp-link
commercial·TWaka tp link
wr841n firmware
Networking Infrastructure

Exploitability

1 exploit source identified

Exploit details including PoC links, Metasploit modules, and scanner templates are available after registration.

View exploit details
Official Patch Available
Is your org exposed to CVE-2025-25427?We can run the check for you — a free external exposure review, no install. Check my exposure

Attack Graph

Products CVE Techniques Tactics

Click technique nodes for MITRE ATT&CK details · drag to pan · Ctrl/⌘ + scroll to zoom, or go fullscreen.

MITRE ATT&CK

2 techniques
Execution
Initial Access
View detailed technique mapping

References

https://www.tp-link.com/us/support/faq/4415/
tp-link.com
https://www.tp-link.com/us/support/download/tl-wr841n/#Firmware
tp-link.com
https://github.com/slin99/2025-25427
github.com
and 3 more references View all →

Unlock Complete Vulnerability Intelligence

Get the full picture for CVE-2025-25427 and every CVE in our database. Create a free account — no credit card required.

Create Free Account
Plain-language analysis
Impact assessment and exploitation scenario in plain English
Attack graph visualization
Interactive attack path and kill chain mapping
Exploit details & PoC links
ExploitDB, Metasploit, GitHub PoCs with direct links
Nuclei scanner templates
Ready-to-use vulnerability scanner templates
Full remediation guide
Patch instructions, workarounds, and compliance impact
Interactive AI chat
Ask questions about this vulnerability in natural language
Related vulnerabilities
Semantically similar CVEs and attack patterns
REST API & MCP access
Integrate vulnerability data into your workflows