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vulnissimo api first vulnerability scanner vuln i ssimo api reference vulnerabilities about pricing sign up run vulnerability scans from your code vulnissimo is an api first vulnerability scanner for web applications exposed to the internet passive scan active scan free scan scan from code keep results private recent scans updates every 10 seconds url age submitter country risk running scans finished scans a versatile scanner for mass web scanning vulnissimo is a web application vulnerability scanner which can be used to automate vulnerability detection in websites exposed to the internet via its simple yet powerful api it s perfectly suited to programmatically scan large attack surfaces using the passive scanning mode which is very fast but it can also be used to perform in depth scans with the active scanning mode simple api for scan automation the powerful rest api of vulnissimo is very easy to integrate into your workflow in order to automate web application scans each scan result is returned in json format which can be easily parsed to extract the vulnerabilities for each target here is the api reference for a detailed documentation two vulnerability scanning modes passive scanning vulnissimo is capable of detecting some web and infrastructure vulnerabilities passively without sending attack payloads to the target website in this scanning mode the scanner interacts with the target as any regular user or crawling engine from the internet would by making a small number of benign http requests this mode is very lightweight and fast and it should not be detected as a scan by web application firewalls furthermore you do not need explicit permission to use this scan mode from the website owner with passive scanning you can detect vulnerabilities such as outdated server side software old and vulnerable application components ex javascript libraries directory listing secrets and other sensitive information from the web page misconfigured security headers and more active scanning you can perform a full scan of the web application using the active scanning mode vulnissimo s active scan first runs a crawler against the target website which extracts a list of injection points where the application accepts user input the scanner then injects attack payloads into each injection point in order to trigger and detect vulnerabilities such as cross site scripting xss sql injection code injection xxe file inclusion and many more this scanning mode will probably raise alerts and security events on the server side and you need explicit permission from the website owner to run this scan the active scanning mode also runs the passive checks join our slack community help us shape the product that fits your needs and connect with other security professionals get early access to our paid features join slack vuln i ssimo automated vulnerability scanning for modern web applications vulnissimo sdk on github join our slack page product pricing scan history vulnerabilities api reference early adopter program join our slack community company about contact legal privacy policy terms of service refund policy page generated on 2026 10 31 13 28 02 2026 vulnissimo all rights reserved