Buffer overflow in N/a

CVE-2026-51934

Buffer Overflow vulnerability in Shenzhen Jixiang Tengda Technology Co., Ltd. Tenda A18 v.15.13.07.09 allows a remote attacker to execute arbitrary code via the fromSetCmdlineRun function

Vulnerability class: Buffer Overflow

Published · last modified .

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.012 (66.4th percentile), scored .

Low probability of exploitation in the next 30 days, but still tracked. 66th percentile — 66.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2026-51934: rose from 0.006 to 0.012.

EPSS over last 30 days · oldest: 0.006 · newest: 0.012 · change: +0.005

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2026-51934?
CVE-2026-51934 is a critical-severity vulnerability in N/a, classified under Buffer Copy without Checking Size of Input (Classic Buffer Overflow). CVSS score: 9.8/10. Published 2026-09-01.
How severe is CVE-2026-51934?
Critical severity. CVSS v3 base score is 9.8 out of 10.