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nmap

2 indexed repositories · View on GitHub

nmap
Nmap - the Network Mapper. Github mirror of official SVN repository.

C · 13631 stars
npcap
Nmap Project's Windows packet capture and transmission library

C · 3603 stars

Beginner friendly Everything

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Need for CAP_NET_ADMIN on Linux Open

documentation question

Difficulty 4/5 3-5 days Newbie friendliness 42/100

nmap/nmap#3490 · Opened Sep 13, 2026
wsl vEth device is not shown Open

Difficulty 4/5 3-5 days Newbie friendliness 52/100

nmap/npcap#854 · 1 comment · Opened Sep 9, 2026
Couldn't find foreign struct converter for 'cairo.Context' Open

Zenmap

Difficulty 4/5 3-5 days Newbie friendliness 35/100

nmap/nmap#3479 · Opened Sep 8, 2026
NmapOptionsTest defines test_default_executable twice; the shadowed copy calls a nonexistent assert Open

Difficulty 2/5 1-3 hours Newbie friendliness 90/100

nmap/nmap#3470 · 2 comments · Opened Sep 5, 2026
make check-zenmap reports success regardless of test results Open

Difficulty 2/5 1-3 hours Newbie friendliness 88/100

nmap/nmap#3469 · Opened Sep 5, 2026
Audit all NSE scripts to document protocols/scripts with insecure auth methods Open

documentation Nmap

Difficulty 5/5 Over a week Newbie friendliness 35/100

nmap/nmap#3465 · Opened Sep 2, 2026
Crash loading scan results to compare Open

Zenmap

Difficulty 3/5 1-2 days Newbie friendliness 72/100

nmap/nmap#3464 · 1 comment · Opened Sep 2, 2026
A working solution for the npcap installation error 0x800f0203 Open

Difficulty 3/5 1-2 days Newbie friendliness 45/100

nmap/npcap#851 · 1 comment · Opened Aug 29, 2026
Make Nmap (nsock) more tolerant of disappearing interfaces Open

Nmap

Difficulty 4/5 3-5 days Newbie friendliness 48/100

nmap/nmap#3449 · 1 comment · Opened Aug 24, 2026
Build crash Open

Difficulty 3/5 1-2 days Newbie friendliness 48/100

nmap/npcap#850 · Opened Aug 20, 2026
Nmap --unique needs XML output to reflect the hostnames that were not scanned. Open

Nmap

Difficulty 3/5 1-2 days Newbie friendliness 64/100

nmap/nmap#3409 · 1 comment · 2 reactions · Opened Jul 14, 2026
Resuming Interrupted Scan Only With Remaining Ports Open

Difficulty 5/5 Over a week Newbie friendliness 35/100

nmap/nmap#3403 · 1 reaction · Opened Jul 9, 2026
Installer looks blurry Open

Difficulty 2/5 1-3 hours Newbie friendliness 68/100

nmap/npcap#847 · 1 comment · Opened Jun 26, 2026
Upgrade Python on Windows and Mac for next Nmap release Open

Difficulty 4/5 3-5 days Newbie friendliness 38/100

nmap/nmap#3355 · 4 comments · Opened Apr 23, 2026
Zenmap: upgrade API used to Gtk 4.0 Open

Zenmap

Difficulty 5/5 Over a week Newbie friendliness 35/100

nmap/nmap#3352 · Opened Apr 20, 2026
ndiff-7.99 fails to build Open

Ndiff

Difficulty 3/5 1-2 days Newbie friendliness 52/100

nmap/nmap#3345 · 1 reaction · Opened Apr 4, 2026
Service detection FP: vnc-http mistaken for sslstrip Open

Nmap

Difficulty 3/5 1-2 days Newbie friendliness 48/100

nmap/nmap#3340 · Opened Mar 31, 2026
Improve console binary handling on MacOS installs Open

macOS/OS X Nmap

Difficulty 4/5 3-5 days Newbie friendliness 42/100

nmap/nmap#3334 · 1 comment · Opened Mar 26, 2026
Query string parsing unexpectedly performs HTML decoding Open

enhancement NSE

Difficulty 4/5 3-5 days Newbie friendliness 48/100

nmap/nmap#3324 · 1 comment · Opened Mar 16, 2026
Ncat -l --udp --keep-open does not work on Windows Open

Ncat

Difficulty 5/5 Over a week Newbie friendliness 35/100

nmap/nmap#3320 · 1 comment · Opened Mar 12, 2026
URL parsing misinterprets path parameters Open

bug NSE

Difficulty 4/5 3-5 days Newbie friendliness 45/100

nmap/nmap#3318 · Opened Mar 9, 2026
nselib/omp2.lua: escape XML special characters in authenticate() credentials Open

Nmap

Difficulty 2/5 1-3 hours Newbie friendliness 58/100

nmap/nmap#3311 · 1 comment · Opened Feb 25, 2026
smb version dropped the full version info Open

Difficulty 3/5 1-2 days Newbie friendliness 45/100

nmap/nmap#3310 · Opened Feb 21, 2026
Update to OpenSSL 3.0.19 (Nmap is NOT VULNERABLE to CVE-2025-15467) Open

Nmap

Difficulty 4/5 3-5 days Newbie friendliness 52/100

nmap/nmap#3299 · 6 comments · Opened Feb 11, 2026
smb-enum-shares script fails OpenSSL error: error:12800067:DSO support routines::could not load the shared library Open

Nmap

Difficulty 4/5 3-5 days Newbie friendliness 42/100

nmap/nmap#3298 · 1 reaction · Opened Feb 11, 2026
Dead keys in Zenmap on Windows 11 for ARM in Parallels Open

Zenmap

Difficulty 4/5 3-5 days Newbie friendliness 42/100

nmap/nmap#3293 · Opened Feb 6, 2026
Run Wireshark on host kills guest network for Oracle VirtualBox Open

Difficulty 4/5 3-5 days Newbie friendliness 32/100

nmap/npcap#830 · 2 comments · Opened Jan 29, 2026
Incorrect identification of Plesk Onyx BIND Open

Difficulty 3/5 1-2 days Newbie friendliness 45/100

nmap/nmap#3266 · Opened Jan 6, 2026
Incorrect MongoDB Service Detection Due to Overly Broad Nmap Service Probe Pattern Open

Nmap

Difficulty 3/5 1-2 days Newbie friendliness 38/100

nmap/nmap#3258 · Opened Dec 31, 2025
Service detection returns ssl/nagios-nsca on some HTTP responses. Open

Nmap

Difficulty 3/5 1-2 days Newbie friendliness 45/100

nmap/nmap#3257 · Opened Dec 30, 2025
Add Incremental Output Mode for Large-Scale Network Reconnaissance Open

Difficulty 5/5 Over a week Newbie friendliness 30/100

nmap/nmap#3254 · Opened Dec 22, 2025
Installation issue Open

Difficulty 4/5 3-5 days Newbie friendliness 25/100

nmap/npcap#825 · 5 comments · Opened Dec 22, 2025
npcap 1.82 bugcheck crush with DRIVER_IRQL_NOT_LESS_OR_EQUAL on VMXNET3 driver Open

Difficulty 5/5 Over a week Newbie friendliness 25/100

nmap/npcap#824 · 4 comments · Opened Dec 19, 2025
Randomly closing during scan Open

Nmap

Difficulty 4/5 3-5 days Newbie friendliness 15/100

nmap/nmap#3252 · Opened Dec 15, 2025
German man page still says `-sP` instead of `-sn` Open

Difficulty 1/5 Under an hour Newbie friendliness 58/100

nmap/nmap#3249 · Opened Dec 9, 2025
Proposal: NSE script to detect exposed and unauthenticated BGP endpoints Open

Difficulty 5/5 Over a week Newbie friendliness 35/100

nmap/nmap#3244 · 2 comments · 1 reaction · Opened Dec 4, 2025
Feature proposal: notification of new/deleted interfaces via event/handle Open

Difficulty 5/5 Over a week Newbie friendliness 25/100

nmap/npcap#823 · 1 reaction · Opened Dec 2, 2025
issue with zenmap on Mac Open

Zenmap

Difficulty 4/5 3-5 days Newbie friendliness 25/100

nmap/nmap#3241 · Opened Dec 2, 2025
Zenmap fails to launch in Windows 7 Open

Zenmap

Difficulty 4/5 3-5 days Newbie friendliness 38/100

nmap/nmap#3238 · 3 comments · Opened Nov 29, 2025
Should we migrate to Visual Studio 2022? Open

Difficulty 5/5 Over a week Newbie friendliness 20/100

nmap/nmap#3230 · 4 comments · Opened Nov 20, 2025
[Proposal] Adopt ClangFormat for consistent C/C++ code formatting Open

Difficulty 5/5 Over a week Newbie friendliness 25/100

nmap/nmap#3229 · Opened Nov 19, 2025
NMAP IPv6 scans are getting crashed - Segmentation fault (core dumped) error at the end of scan. Open

Difficulty 4/5 3-5 days Newbie friendliness 52/100

nmap/nmap#3275 · 3 comments · Opened Nov 7, 2025
Failed to create the npcap service: 0x800f0203 Open

Difficulty 4/5 3-5 days Newbie friendliness 25/100

nmap/npcap#816 · 5 comments · Opened Nov 3, 2025
ip-geolocation-maxmind - Error Traversing Database Open

Nmap

Difficulty 4/5 3-5 days Newbie friendliness 38/100

nmap/nmap#3222 · Opened Nov 2, 2025
PFN_REFERENCE_COUNT BSOD after long time packet capture Open

Difficulty 5/5 Over a week Newbie friendliness 25/100

nmap/npcap#814 · Opened Nov 1, 2025
Allows the setting of newtargets per script Open

Difficulty 4/5 3-5 days Newbie friendliness 35/100

nmap/nmap#3220 · 2 comments · Opened Oct 30, 2025
nmap hangs during the operating system scan with IPv6. Open

Nmap

Difficulty 4/5 3-5 days Newbie friendliness 30/100

nmap/nmap#3219 · 3 comments · Opened Oct 30, 2025
nmap traceroute does not work: only showing one hop (or no rtt) Open

Nmap

Difficulty 4/5 3-5 days Newbie friendliness 35/100

nmap/nmap#3210 · 1 comment · Opened Oct 16, 2025
Deprecated Dropbear sshd CPE name Open

Difficulty 3/5 1-2 days Newbie friendliness 45/100

nmap/nmap#3209 · 1 comment · Opened Oct 16, 2025
Warning when communication is answered with ICMPv6 unreachable prohibited Open

Nmap

Difficulty 4/5 3-5 days Newbie friendliness 48/100

nmap/nmap#3205 · Opened Oct 13, 2025

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