CVE-2025-9014: medium-severity vulnerability in TP-Link Systems Inc. TL-WR841N v14
Null Pointer Dereference Vulnerability on TL-WR841N
Published
E-mail alert when it lands in KEV, gets a public PoC or its score goes up.
13Vexday Risk Score
No sign of exploitation. No public exploitation artifact known so far.
ssvc Trackcvss 6.3epss 0.5%
A Null Pointer Dereference vulnerability exists in the referer header check of the web portal of TP-Link TL-WR841N v14, caused by improper input validation. A remote, unauthenticated attacker can exploit this flaw and cause Denial of Service on the web portal service.This issue affects TL-WR841N v14: before 250908.
CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N
Affected products
TP-Link Systems Inc. · TL-WR841N v14Related CVEs — TP-Link Systems Inc. TL-WR841N v14
In the same product, most dangerous first.
CVE-2026-3227HIGHAuthenticated Command Injection on TP-Link TL-WR802N, TL-WR841N and TL-WR840NEPSS 1.9%CVE-2026-9105MEDIUMAuthenticated Stack-Based Buffer Overflow in TP-Link TL-WR841N Web InterfaceEPSS 1.1%CVE-2026-3622HIGHDenial-of-Service Vulnerability in UPnP Component of TP Link's TL-WR841NEPSS 0.4%