PT-2026-36751 · Totolink · Wa300

Wxhwxhwxh_Mie · Published 2026-05-04 · Updated 2026-05-04 · CVE-2026-7721

Positive Technologies (AI Summary)

CVSS v2.0

6.5

Medium

Base vector

AV:N/AC:L/Au:S/C:P/I:P/A:P

Name of the Vulnerable Software and Affected Versions Totolink WA300 version 5.2cu.7112 B20190227

Description A remote command injection issue exists in the '/cgi-bin/cstecgi.cgi' endpoint. The flaw is located within the NTPSyncWithHost() function, where improper handling of the hostTime argument allows an attacker to execute arbitrary commands on the system.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

Command Injection

Special Elements Injection

Weakness Enumeration

CWE-77

CWE-74

Related Identifiers

CVE-2026-7721

Affected Products

Wa300

References · 8

• 🔥 https://lavender-bicycle-a5a.notion.site/TOTOLINK-WA300-NTPSyncWithHost-34553a41781f80808f3cfd14e1c603e7 · Exploit
• https://nvd.nist.gov/vuln/detail/CVE-2026-7721 · Security Note
• https://totolink.net · Note
• https://t.me/CVEtracker/52611 · Telegram Post
• https://vuldb.com/vuln/360897/cti · Note
• https://vuldb.com/vuln/360897 · Note
• https://t.me/cveNotify/161971 · Telegram Post
• https://vuldb.com/submit/807199 · Note