CVE-2025-6151highCWE-119CWE-120

CVE-2025-6151: high-severity vulnerability in TP-Link Systems INC. TL-WR940N V4

TP-Link TL-WR940N, TL-WR841N WanSlaacCfgRpm.htm buffer overflow

Published · Updated

Follow this CVE+ Monitor TL-WR841N+ Monitor TL-WR940N

E-mail alert when it lands in KEV, gets a public PoC or its score goes up.

21Vexday Risk Score

No sign of exploitation. No public exploitation artifact known so far.

ssvc Trackcvss 8.2epss 5.0%
A vulnerability has been found in TP-Link TL-WR940N V4 and TL-WR841N V11. Affected by this issue is some unknown functionality of the file /userRpm/WanSlaacCfgRpm.htm, which may lead to buffer overflow. The attack may be launched remotely. This vulnerability only affects products that are no longer supported by the maintainer.
CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:H
Affected products
TP-Link Systems INC. · TL-WR841N V11TP-Link Systems INC. · TL-WR940N V4
Related CVEs — TP-Link Systems INC. TL-WR940N V4

In the same product, most dangerous first.

CVE-2025-53715MEDIUMTP-Link TL-WR841N Wan6to4TunnelCfgRpm.htm buffer overflowEPSS 0.4%CVE-2025-53714MEDIUMTP-Link TL-WR841N WzdWlanSiteSurveyRpm_AP.htm buffer overflowEPSS 0.4%CVE-2025-53713MEDIUMTP-Link TL-WR841N WlanNetworkRpm_APC.htm buffer overflowEPSS 0.4%CVE-2025-53712MEDIUMTP-Link TL-WR841N WlanNetworkRpm_AP.htm buffer overflowEPSS 0.4%