VendorsTP-Linktl-wr840n_firmwareany version
Vulnerabilities

TP-Link TL-WR840N Firmware any version

Ranked by severity, then by exploit likelihood. Click a CVE ID for its full record.

8CVEs
CVE-2021-41653
The PING function on the TP-Link TL-WR840N EU v5 router with firmware through TL-WR840N(EU)_V5_171211 is vulnerable to remote code execution via a crafted payload in an IP address input field.
Published 2021-11-13 · Modified
10.0EPSS 0.760
CVE-2019-15060
The traceroute function on the TP-Link TL-WR840N v4 router with firmware through 0.9.1 3.16 is vulnerable to remote code execution via a crafted payload in an IP address input field.
Published 2019-08-22 · Modified
8.8EPSS 0.040
CVE-2023-39471
TP-Link TL-WR841N ated_tp Command Injection Remote Code Execution Vulnerability
Published 2024-05-03 · Analyzed
8.8EPSS 0.009
CVE-2026-3227
Authenticated Command Injection on TP-Link TL-WR802N, TL-WR841N and TL-WR840N
Published 2026-03-13 · Analyzed
8.5EPSS 0.018
CVE-2018-15840
TP-Link TL-WR840N devices allow remote attackers to cause a denial of service (networking outage) via fragmented packets, as demonstrated by an "nmap -f" command.
Published 2019-03-29 · Modified
7.5EPSS 0.019
CVE-2022-29402
TP-Link TL-WR840N EU v6.20 was discovered to contain insecure protections for its UART console. This vulnerability allows attackers to connect to the UART port via a serial connection and execute commands as the root user without authentication.
Published 2022-05-25 · Modified
7.2EPSS 0.004
CVE-2023-50224
TP-Link TL-WR841N dropbearpwd Improper Authentication Information Disclosure Vulnerability
Published 2024-05-03 · Analyzed
6.5KEVEPSS 0.156
CVE-2021-29280
In TP-Link Wireless N Router WR840N an ARP poisoning attack can cause buffer overflow
Published 2021-08-19 · Modified
6.4EPSS 0.008