TP-Link TL-WR941ND V6 were discovered to contain a buffer overflow via the pSize parameter at /userRpm/PingIframeRpm.

published 2023-08-21 3 y ago modified 2026-06-17 4 mo ago also EUVD-2023-43451

cvss: 9.8; version 3.1, NVD
cisa kev: Not listed; not in CISA's catalog
epss: 8.7%; EPSS 8.7% chance of exploitation in 30 days, percentile 95%
public exploits: 0; none known

CISA SSVC

Exploitation: none
Automatable: yes
Technical impact: total
Assessed: 2 y ago (2024-10-07)

Exploit prediction

8.68% chance of exploitation in the next 30 days, higher than 95% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

github.com https://github.com/a101e-IoTvul/iotvul/blob/main/tp-link/20/WR941ND_userRpm_PingIframeRpm_buffer_write_out-of-bounds_vulnerability.md referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by	version	score	vector
NVD	3.1	9.8	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected products

tp-link tl-wr941nd

Classification

Weakness

CWE-787 Out-of-bounds Write

References

github.com /a101e-IoTvul/iotvul/blob/main/tp-link/20/WR941ND_userRpm_PingIframeRpm_buffer_write_out-of-bounds_vulnerabili
exploit, third-party-advisory

Sources

CVE List CVE-2023-39751
NVD CVE-2023-39751

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.

Summary