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Product
Tl-wr840n Firmware
by Tp-link · last CVE Mar 13, 2026
On CISA KEVExploited in the wild
22
CVEs
1
On KEV
9.8
Max CVSS
0
New 30D
Vulnerabilities22In the news0Timeline
Severity mix
Critical 6High 10Medium 5Low 0
Severity
All severities22Critical6High10Medium5Low0
Exploitation
On CISA KEV1Exploited in the wild1
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Add Tl-wr840n Firmware to your stack to get only the CVEs that touch what you run.

CVECVSSEPSSPublishedSummary · affected versions
CVE-2023-50224
In wildKEV
6.5
20%
May 3
TP-Link TL-WR841N dropbearpwd Improper Authentication Information Disclosure Vulnerability
Affected: All versions, or not specified
CVE-2026-3227
6.8
2%
Mar 13
Authenticated Command Injection on TP-Link TL-WR802N, TL-WR841N and TL-WR840N
Affected: before 260304
CVE-2022-29402
6.8
0%
May 25
TP-Link TL-WR840N EU v6.20 was discovered to contain insecure protections for its UART console
Affected: All versions, or not specified
CVE-2021-29280
6.4
1%
Aug 19
In TP-Link Wireless N Router WR840N an ARP poisoning attack can cause buffer overflow
Affected: All versions, or not specified
CVE-2019-12195
4.8
2%
May 24
TP-Link TL-WR840N v5 00000005 devices allow XSS via the network name
Affected: 0.9.1_3.16
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