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Take a look at our Documentation section for full details about every Burp Suite tool, function and configuration option.

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Burp Extender

Burp Extender lets you extend the functionality of Burp Suite in numerous ways.

Extensions can be written in Java, Python or Ruby.

API documentation Writing your first Burp Suite extension
Sample extensions View community discussions about Extensibility

Bug Reports

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  • BApp Store Submit Rating Broken

    The "Submit Rating" function appears to be broken in the BApp store. When you click one of the stars on the widget, they all turn blank.

    1 Agent Answer    0 Community Answer
    Aug 08, 2017 04:37PM UTC
  • Burp v1.7.24+ NTLM Issues

    A large number of our app testing consultants at SecureWorks have noted that NTLM authentication stopped working once we upgraded past Burp v1.7.23. We have had to downgrade versions to get things working smoothly with NTLM, and I wanted to be sure to let you know that something in this functionality isn't working...Unfortunately I don't have much for details beyond that, but would be ha...

    1 Agent Answer    0 Community Answer
    Aug 08, 2017 01:53PM UTC
  • cookies with small values length are ignored

    I've noticed that missing httponly is not reported for cookies whose values are less than 5 characters long. It this on purpose? Why? thanks

    1 Agent Answer    0 Community Answer
    Aug 07, 2017 12:34PM UTC
  • failed to create Burp project: ExceptionininitializerError

    Hi , After I have updated my kali box (vps) to last release , bu apt-get distro-upgrade ... after that when I have try to create project at the last step show me this error : failed to create Burp project: ExceptionininitializerError , and I cant create any project or open burp suite. =============== log =============== Thanx

    1 Agent Answer    1 Community Answer
    Aug 01, 2017 08:18PM UTC
  • "Response received" column disappears when "Grep Extract" is used

    In Intruder results: - display non-default column "Response received" - add a column based on "Grep - Extract" - the "Response received" column disappeared Not a big deal...

    1 Agent Answer    0 Community Answer
    Jul 27, 2017 08:38PM UTC
  • Burp Collaborator OOB - HTTP

    Correct me if I'm wrong, but using the following payload "@<SNIPPED>" to detect Out-of-band resource load (HTTP) will generate huge false positives, as I was able to trigger an issue for every website GET<SNIPPED> Using the @ symbol seems to redirect all application. Not much information on why @ symbol...

    2 Agent Answers    2 Community Answers
    Jul 27, 2017 11:04AM UTC
  • Smart decode is not smart

    The smart decoder is not working anymore for even simple base64 payloads. Please debug the issue and let me know. Thanks, Rod

    1 Agent Answer    0 Community Answer
    Jul 20, 2017 01:28PM UTC
  • NTLMv2 Proxy Auth not working

    Hi, I'm trying to use burp proxy with a corporate proxy that requires NTLMv2, however it doesn't seem to be working. IE, Firefox and Chrome are working fine with it, but burp throws an error saying "Failed to connect to proxy server" when NTLM auth is turned on. The request from the proxy seems to bleed to the next request which is probably causing the issue. See tcp stre...

    2 Agent Answers    0 Community Answer
    Jul 20, 2017 01:20PM UTC
  • Redirects to IPv6 IP addresses are not detected

    When a website redirects to an IPv6 address (between square brackets), Repeater will not detect the redirect: - the "Follow redirection" button doesn't appear - the "Repeater / Follow redirections / Always" option isn't honored Other areas (like Scanner) may be impacted. Test URL[2600:1f14:afd:600:4603:ce4e:7b81:fc5d]-80-app (pub...

    1 Agent Answer    0 Community Answer
    Jul 18, 2017 10:24PM UTC
  • Problem with BurpSuite

    After activating BurpSuite, I've used it once to scan some web. Next time I tried to start it, I receive following error: va.lang.ClassNotFoundException: burp.StartBurp at at java.lang.ClassLoader.loadClass( at sun.misc.Launcher$AppClassLoader.loadClass( at java.lang.ClassLoader.loadClas...

    2 Agent Answers    1 Community Answer
    Jul 13, 2017 12:44PM UTC