CVE-2026-7721

A security vulnerability has been detected in Totolink WA300 5.2cu.7112_B20190227. This affects the function NTPSyncWithHost of the file /cgi-bin/cstecgi.cgi. Such manipulation of the argument hostTime leads to command injection. The attack can be executed remotely. The exploit has been disclosed publicly and may be used.

CVSS 4.0

2.1CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P

CVSS 3.1

6.3CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L

EPSS

1.0% chance of exploitation in the next 30 days; higher than 62% of CVEs (scores of 2026-10-26)

CWEs

CWE-74, CWE-77

Published

2026-05-04

Modified

2026-10-26

Record from

the NVD, synced 2026-10-26

References

• https://lavender-bicycle-a5a.notion.site/TOTOLINK-WA300-NTPSyncWithHost-34553a41781f80808f3cfd14e1c603e7
• https://vuldb.com/submit/807199
• https://vuldb.com/vuln/360897
• https://vuldb.com/vuln/360897/cti
• https://www.totolink.net/

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