CVE-2026-67822
48Vexday Risk Score
No sign of exploitation. It has a public proof of concept.
ssvc Attendcvss 9.8epss 0.3%
from disclosure to weapon7 days
Published on NVDJul 31
1st PoC+7d
exploitation probability
0.3%top 78% of all CVEs
observed exploitation
nono source reports it
1 public exploit(s)
Tenda W6-S 1.0.0.4(510) contains a stack-based buffer overflow vulnerability in the /goform/wifiSSIDset endpoint. The function formwrlSSIDset uses sprintf to copy user-controlled 'GO' and 'index' parameters into a 64-byte stack buffer without length restriction, leading to stack overflow.
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Affected products
n/a · n/apublic PoCs found — 1
githubgithub.com/Hunt-Benito/go-without-bounds-cve-2026-67822-stack-overflow-in-tenda-w6-s-wifissidset★ 0⚠ Public resources, to assess the exposure of systems you control or are authorized to test. Test only with authorization.