Nuclei

Nuclei is a fast, template based vulnerability scanner focusing on extensive configurability, massive extensibility and ease of use.

Installation

Go

go install -v github.com/projectdiscovery/nuclei/v3/cmd/nuclei@latest

Brew

brew install nuclei

Usage

nuclei [flags]

Flags

TARGET:
   -u, -target string[]          target URLs/hosts to scan
   -l, -list string              path to file containing a list of target URLs/hosts to scan (one per line)
   -eh, -exclude-hosts string[]  hosts to exclude to scan from the input list (ip, cidr, hostname)
   -resume string                resume scan using resume.cfg (clustering will be disabled)
   -sa, -scan-all-ips            scan all the IP's associated with dns record
   -iv, -ip-version string[]     IP version to scan of hostname (4,6) - (default 4)

TEMPLATES:
   -nt, -new-templates                    run only new templates added in latest nuclei-templates release
   -ntv, -new-templates-version string[]  run new templates added in specific version
   -as, -automatic-scan                   automatic web scan using wappalyzer technology detection to tags mapping
   -t, -templates string[]                list of template or template directory to run (comma-separated, file)
   -turl, -template-url string[]          template url or list containing template urls to run (comma-separated, file)
   -w, -workflows string[]                list of workflow or workflow directory to run (comma-separated, file)
   -wurl, -workflow-url string[]          workflow url or list containing workflow urls to run (comma-separated, file)
   -validate                              validate the passed templates to nuclei
   -nss, -no-strict-syntax                disable strict syntax check on templates
   -td, -template-display                 displays the templates content
   -tl                                    list all available templates
   -sign                                  signs the templates with the private key defined in NUCLEI_SIGNATURE_PRIVATE_KEY env variable
   -code                                  enable loading code protocol-based templates

FILTERING:
   -a, -author string[]               templates to run based on authors (comma-separated, file)
   -tags string[]                     templates to run based on tags (comma-separated, file)
   -etags, -exclude-tags string[]     templates to exclude based on tags (comma-separated, file)
   -itags, -include-tags string[]     tags to be executed even if they are excluded either by default or configuration
   -id, -template-id string[]         templates to run based on template ids (comma-separated, file, allow-wildcard)
   -eid, -exclude-id string[]         templates to exclude based on template ids (comma-separated, file)
   -it, -include-templates string[]   templates to be executed even if they are excluded either by default or configuration
   -et, -exclude-templates string[]   template or template directory to exclude (comma-separated, file)
   -em, -exclude-matchers string[]    template matchers to exclude in result
   -s, -severity value[]              templates to run based on severity. Possible values: info, low, medium, high, critical, unknown
   -es, -exclude-severity value[]     templates to exclude based on severity. Possible values: info, low, medium, high, critical, unknown
   -pt, -type value[]                 templates to run based on protocol type. Possible values: dns, file, http, headless, tcp, workflow, ssl, websocket, whois, code, javascript
   -ept, -exclude-type value[]        templates to exclude based on protocol type. Possible values: dns, file, http, headless, tcp, workflow, ssl, websocket, whois, code, javascript
   -tc, -template-condition string[]  templates to run based on expression condition

OUTPUT:
   -o, -output string            output file to write found issues/vulnerabilities
   -sresp, -store-resp           store all request/response passed through nuclei to output directory
   -srd, -store-resp-dir string  store all request/response passed through nuclei to custom directory (default "output")
   -silent                       display findings only
   -nc, -no-color                disable output content coloring (ANSI escape codes)
   -j, -jsonl                    write output in JSONL(ines) format
   -irr, -include-rr -omit-raw   include request/response pairs in the JSON, JSONL, and Markdown outputs (for findings only) [DEPRECATED use -omit-raw] (default true)
   -or, -omit-raw                omit request/response pairs in the JSON, JSONL, and Markdown outputs (for findings only)
   -ot, -omit-template           omit encoded template in the JSON, JSONL output
   -nm, -no-meta                 disable printing result metadata in cli output
   -ts, -timestamp               enables printing timestamp in cli output
   -rdb, -report-db string       nuclei reporting database (always use this to persist report data)
   -ms, -matcher-status          display match failure status
   -me, -markdown-export string  directory to export results in markdown format
   -se, -sarif-export string     file to export results in SARIF format
   -je, -json-export string      file to export results in JSON format
   -jle, -jsonl-export string    file to export results in JSONL(ine) format

CONFIGURATIONS:
   -config string                        path to the nuclei configuration file
   -fr, -follow-redirects                enable following redirects for http templates
   -fhr, -follow-host-redirects          follow redirects on the same host
   -mr, -max-redirects int               max number of redirects to follow for http templates (default 10)
   -dr, -disable-redirects               disable redirects for http templates
   -rc, -report-config string            nuclei reporting module configuration file
   -H, -header string[]                  custom header/cookie to include in all http request in header:value format (cli, file)
   -V, -var value                        custom vars in key=value format
   -r, -resolvers string                 file containing resolver list for nuclei
   -sr, -system-resolvers                use system DNS resolving as error fallback
   -dc, -disable-clustering              disable clustering of requests
   -passive                              enable passive HTTP response processing mode
   -fh2, -force-http2                    force http2 connection on requests
   -ev, -env-vars                        enable environment variables to be used in template
   -cc, -client-cert string              client certificate file (PEM-encoded) used for authenticating against scanned hosts
   -ck, -client-key string               client key file (PEM-encoded) used for authenticating against scanned hosts
   -ca, -client-ca string                client certificate authority file (PEM-encoded) used for authenticating against scanned hosts
   -sml, -show-match-line                show match lines for file templates, works with extractors only
   -ztls                                 use ztls library with autofallback to standard one for tls13 [Deprecated] autofallback to ztls is enabled by default
   -sni string                           tls sni hostname to use (default: input domain name)
   -dt, -dialer-timeout value            timeout for network requests.
   -dka, -dialer-keep-alive value        keep-alive duration for network requests.
   -lfa, -allow-local-file-access        allows file (payload) access anywhere on the system
   -lna, -restrict-local-network-access  blocks connections to the local / private network
   -i, -interface string                 network interface to use for network scan
   -at, -attack-type string              type of payload combinations to perform (batteringram,pitchfork,clusterbomb)
   -sip, -source-ip string               source ip address to use for network scan
   -rsr, -response-size-read int         max response size to read in bytes (default 10485760)
   -rss, -response-size-save int         max response size to read in bytes (default 1048576)
   -reset                                reset removes all nuclei configuration and data files (including nuclei-templates)
   -tlsi, -tls-impersonate               enable experimental client hello (ja3) tls randomization

INTERACTSH:
   -iserver, -interactsh-server string  interactsh server url for self-hosted instance (default: oast.pro,oast.live,oast.site,oast.online,oast.fun,oast.me)
   -itoken, -interactsh-token string    authentication token for self-hosted interactsh server
   -interactions-cache-size int         number of requests to keep in the interactions cache (default 5000)
   -interactions-eviction int           number of seconds to wait before evicting requests from cache (default 60)
   -interactions-poll-duration int      number of seconds to wait before each interaction poll request (default 5)
   -interactions-cooldown-period int    extra time for interaction polling before exiting (default 5)
   -ni, -no-interactsh                  disable interactsh server for OAST testing, exclude OAST based templates

FUZZING:
   -ft, -fuzzing-type string  overrides fuzzing type set in template (replace, prefix, postfix, infix)
   -fm, -fuzzing-mode string  overrides fuzzing mode set in template (multiple, single)

UNCOVER:
   -uc, -uncover                  enable uncover engine
   -uq, -uncover-query string[]   uncover search query
   -ue, -uncover-engine string[]  uncover search engine (shodan,censys,fofa,shodan-idb,quake,hunter,zoomeye,netlas,criminalip,publicwww,hunterhow) (default shodan)
   -uf, -uncover-field string     uncover fields to return (ip,port,host) (default "ip:port")
   -ul, -uncover-limit int        uncover results to return (default 100)
   -ur, -uncover-ratelimit int    override ratelimit of engines with unknown ratelimit (default 60 req/min) (default 60)

RATE-LIMIT:
   -rl, -rate-limit int               maximum number of requests to send per second (default 150)
   -rlm, -rate-limit-minute int       maximum number of requests to send per minute
   -bs, -bulk-size int                maximum number of hosts to be analyzed in parallel per template (default 25)
   -c, -concurrency int               maximum number of templates to be executed in parallel (default 25)
   -hbs, -headless-bulk-size int      maximum number of headless hosts to be analyzed in parallel per template (default 10)
   -headc, -headless-concurrency int  maximum number of headless templates to be executed in parallel (default 10)

OPTIMIZATIONS:
   -timeout int                     time to wait in seconds before timeout (default 10)
   -retries int                     number of times to retry a failed request (default 1)
   -ldp, -leave-default-ports       leave default HTTP/HTTPS ports (eg. host:80,host:443)
   -mhe, -max-host-error int        max errors for a host before skipping from scan (default 30)
   -te, -track-error string[]       adds given error to max-host-error watchlist (standard, file)
   -nmhe, -no-mhe                   disable skipping host from scan based on errors
   -project                         use a project folder to avoid sending same request multiple times
   -project-path string             set a specific project path (default "/var/folders/t6/lfl3tpnj23n70flp45844k9r0000gn/T/")
   -spm, -stop-at-first-match       stop processing HTTP requests after the first match (may break template/workflow logic)
   -stream                          stream mode - start elaborating without sorting the input
   -ss, -scan-strategy value        strategy to use while scanning(auto/host-spray/template-spray) (default auto)
   -irt, -input-read-timeout value  timeout on input read (default 3m0s)
   -nh, -no-httpx                   disable httpx probing for non-url input
   -no-stdin                        disable stdin processing

HEADLESS:
   -headless                        enable templates that require headless browser support (root user on Linux will disable sandbox)
   -page-timeout int                seconds to wait for each page in headless mode (default 20)
   -sb, -show-browser               show the browser on the screen when running templates with headless mode
   -ho, -headless-options string[]  start headless chrome with additional options
   -sc, -system-chrome              use local installed Chrome browser instead of nuclei installed
   -lha, -list-headless-action      list available headless actions

DEBUG:
   -debug                    show all requests and responses
   -dreq, -debug-req         show all sent requests
   -dresp, -debug-resp       show all received responses
   -p, -proxy string[]       list of http/socks5 proxy to use (comma separated or file input)
   -pi, -proxy-internal      proxy all internal requests
   -ldf, -list-dsl-function  list all supported DSL function signatures
   -tlog, -trace-log string  file to write sent requests trace log
   -elog, -error-log string  file to write sent requests error log
   -version                  show nuclei version
   -hm, -hang-monitor        enable nuclei hang monitoring
   -v, -verbose              show verbose output
   -profile-mem string       optional nuclei memory profile dump file
   -vv                       display templates loaded for scan
   -svd, -show-var-dump      show variables dump for debugging
   -ep, -enable-pprof        enable pprof debugging server
   -tv, -templates-version   shows the version of the installed nuclei-templates
   -hc, -health-check        run diagnostic check up

UPDATE:
   -up, -update                      update nuclei engine to the latest released version
   -ut, -update-templates            update nuclei-templates to latest released version
   -ud, -update-template-dir string  custom directory to install / update nuclei-templates
   -duc, -disable-update-check       disable automatic nuclei/templates update check

STATISTICS:
   -stats                    display statistics about the running scan
   -sj, -stats-json          display statistics in JSONL(ines) format
   -si, -stats-interval int  number of seconds to wait between showing a statistics update (default 5)
   -mp, -metrics-port int    port to expose nuclei metrics on (default 9092)

CLOUD:
   -auth                configure projectdiscovery cloud (pdcp) api key
   -cup, -cloud-upload  upload scan results to pdcp dashboard


EXAMPLES:
Run nuclei on single host:
        $ nuclei -target example.com

Run nuclei with specific template directories:
        $ nuclei -target example.com -t http/cves/ -t ssl

Run nuclei against a list of hosts:
        $ nuclei -list hosts.txt

Run nuclei with a JSON output:
        $ nuclei -target example.com -json-export output.json

Run nuclei with sorted Markdown outputs (with environment variables):
        $ MARKDOWN_EXPORT_SORT_MODE=template nuclei -target example.com -markdown-export nuclei_report/

Additional documentation is available at: https://docs.nuclei.sh/getting-started/running

Examples

$ nuclei -l offsec.scope 

                     __     _
   ____  __  _______/ /__  (_)
  / __ \/ / / / ___/ / _ \/ /
 / / / / /_/ / /__/ /  __/ /
/_/ /_/\__,_/\___/_/\___/_/   v3.1.2

                projectdiscovery.io

[INF] Current nuclei version: v3.1.2 (latest)
[INF] Current nuclei-templates version: v9.7.1 (latest)
[WRN] Scan results upload to cloud is disabled.
[INF] New templates added in latest release: 0
[INF] Templates loaded for current scan: 7324
[INF] Executing 7341 signed templates from projectdiscovery/nuclei-templates
[INF] Targets loaded for current scan: 1
[INF] Running httpx on input host
[INF] Found 1 URL from httpx
[INF] Templates clustered: 1254 (Reduced 1222 Requests)
[nameserver-fingerprint] [dns] [info] offsec.nl [cory.ns.cloudflare.com.,kristin.ns.cloudflare.com.]
[dnssec-detection] [dns] [info] offsec.nl
[dmarc-detect] [dns] [info] _dmarc.offsec.nl ["v=DMARC1; p=quarantine; pct=100; adkim=s; aspf=s rua=mailto:[email protected]"]
[mx-fingerprint] [dns] [info] offsec.nl [37 amir.mx.cloudflare.net.,73 linda.mx.cloudflare.net.,82 isaac.mx.cloudflare.net.]
[caa-fingerprint] [dns] [info] offsec.nl [comodoca.com,digicert.com; cansignhttpexchanges=yes,letsencrypt.org,pki.goog; cansignhttpexchanges=yes]
[txt-fingerprint] [dns] [info] offsec.nl ["sl-verification=utqjkrzreodzfkklggtlvqtzaivuhk","v=spf1 include:_spf.mx.cloudflare.net -all"]
[dns-waf-detect:cloudflare] [dns] [info] offsec.nl
[INF] Using Interactsh Server: oast.site
[generic-tokens] [http] [unknown] https://offsec.nl [token":"cd298b57d241447f982512968d48d06a",token": "]
[addeventlistener-detect] [http] [info] https://offsec.nl
[metatag-cms] [http] [info] https://offsec.nl [Hugo 0.120.4]
[tech-detect:cloudflare] [http] [info] https://offsec.nl
[http-missing-security-headers:permissions-policy] [http] [info] https://offsec.nl
[http-missing-security-headers:x-permitted-cross-domain-policies] [http] [info] https://offsec.nl
[http-missing-security-headers:clear-site-data] [http] [info] https://offsec.nl
[http-missing-security-headers:cross-origin-embedder-policy] [http] [info] https://offsec.nl
[http-missing-security-headers:cross-origin-opener-policy] [http] [info] https://offsec.nl
[http-missing-security-headers:cross-origin-resource-policy] [http] [info] https://offsec.nl
[missing-sri] [http] [info] https://offsec.nl/ [https://static.cloudflareinsights.com/beacon.min.js,https://static.cloudflareinsights.com/beacon.min.js/v84a3a4012de94ce1a686ba8c167c359c1696973893317]
[waf-detect:cloudflare] [http] [info] https://offsec.nl/
[ssl-issuer] [ssl] [info] offsec.nl:443 [Let's Encrypt]
[ssl-dns-names] [ssl] [info] offsec.nl:443 [offsec.nl]
[tls-version] [ssl] [info] offsec.nl:443 [tls12]
[tls-version] [ssl] [info] offsec.nl:443 [tls13]

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