CVE-2026-20902
HIGHCVSS Vector
CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:H
Lifecycle Timeline
2Description
An OS command injection vulnerability exists in XWEB Pro version 1.12.1 and prior, enabling an authenticated attacker to achieve remote code execution on the system by injecting malicious input into the map filename field during the map upload action of the parameters route.
Analysis
Remote code execution in Xweb 300d Pro, 500b Pro, and 500d Pro firmware (version 1.12.1 and prior) allows authenticated attackers to execute arbitrary OS commands by injecting malicious payloads into the map filename field during file upload operations. An attacker with valid credentials can exploit this command injection flaw to gain full system control. …
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Remediation
Within 24 hours: Identify and inventory all systems running XWEB Pro 1.12.1 or earlier; disable the map upload feature if operationally feasible and implement WAF rules to block malicious payloads in the parameters route. Within 7 days: Restrict map upload access to only trusted administrative users; implement enhanced logging and monitoring on the parameters route for suspicious activity. …
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External POC / Exploit Code
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