Vulnerability · Published May 4, 2026 · Assigned by VulDB
CVE-2026-7721Totolink WA300 cstecgi.cgi NTPSyncWithHost command injection
Medium 6.3
In plain English
A medium-severity command injection in WA300 from Totolink. Proof-of-concept exploit code is public. The chance it is exploited in the next 30 days is estimated at 1.0% (higher than 63% of all known vulnerabilities).
Severity (CVSS 3.1)6.3Medium
Exploit odds (30 days)1.0%top 36.8% of all CVEs
Exploited in the wildNo reportsCISA SSVC: poc
Attack toolingNoneno public tooling known
Official description
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.
Affected products (as reported)
Weakness: CWE-77, CWE-74 · Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R
References
- VDB-360897 | Totolink WA300 cstecgi.cgi NTPSyncWithHost command injection vdb-entry, technical-description
- VDB-360897 | CTI Indicators (IOB, IOC, TTP, IOA) signature, permissions-required
- Submit #807199 | Totolink WA300 WA300 V5.2cu.7112_B20190227 Command Injection third-party-advisory
- https://lavender-bicycle-a5a.notion.site/TOTOLINK-WA300-NTPSyncWithHost-34553a41781f80808f3cfd14e1c603e7 exploit
- https://www.totolink.net/ product