CVE-2022-40868

9.8 criticalEPSS 1.2%

Critical (9.8) in tenda w20e firmware. EPSS 1.2% chance of exploitation in the next 30 days.

Tenda W20E router V15.11.0.6 (US_W20EV4.0br_V15.11.0.6(1068_1546_841)_CN_TDC) contains a stack overflow vulnerability in the function formDelDhcpRule with the request /goform/delDhcpRules/

Severity

CVSS 3.1

9.8 critical

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

EPSS: 1.2% chance of exploitation in the next 30 days; higher than 67% of CVEs (scores of 2026-10-31)
CWE: CWE-787
Published: 2022-09-23
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19

Affected

tenda:w20e_firmware

References

https://github.com/CPSeek/Router-vuls/blob/main/Tenda/W20E/formDelDhcpRule.md
https://github.com/CPSeek/Router-vuls/blob/main/Tenda/W20E/formDelDhcpRule.md

Check your stack JSON