{"cvss":9.3,"datePublished":"2026-08-27T00:00:00Z","dateUpdated":"2026-08-27T00:00:00Z","description":"Zbtlink WE1326, WE357, WE5926, WE5926-WD, WE826-Q, WE826-T2, WE826-WD, WG108, and WG3526 firmware 19.1101, Zbtlink WE2426-C firmware 19.1112, Zbtlink WE5926-EC_QP firmware 20.0516, Zbtlink WF3526-P firmware 19.051, CTN720-W1, LF-1541, and MT7620N firmware 19.1101, and WRC1 firmware 20.0622 contain an unauthenticated command injection in the infosrvd service (UDP/9992). A remote unauthenticated attacker can send a crafted UDP packet to execute arbitrary commands as root. The service's authentication uses a hardcoded salt and an all-zero wildcard MAC bypass, rendering it ineffective.","dueDate":"","id":"CVE-2026-74233","kev_catalogs":["vulncheck"],"knownRansomwareCampaignUse":"Unknown","product":"WE1326","requiredAction":"Apply remediations or mitigations per vendor instructions or discontinue use of the product if remediation or mitigations are unavailable.","severity":"CRITICAL","source":"vulncheck_kev","title":"  Improper Neutralization of Special Elements used in an OS Command","vendor":"Zbtlink"}