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Inconsistent &default/&default_insert initialization behavior between tables/sets and records

Area: Script OptimizationCompiling of Scripts to ZAM/C++Compiling of Scripts to ZAM/C++

Area: Scripting

Status: Open.

#5571 In zeek/zeek;

· ckreibich opened on Jun 12, 2026

Missing Detection: FTP login-only sessions (USER/PASS/QUIT) absent from ftp.log

Good First IssueA good place to get started working with Zeek.A good place to get started working with Zeek.

Status: Open.

Enhancement

#5570 In zeek/zeek;

· timwoj opened on Jun 11, 2026

Missing Detection: NTP Mode 6 and Mode 7 (monlist) administrative commands silently dropped

Area: Protocol Analysis

Good First IssueA good place to get started working with Zeek.A good place to get started working with Zeek.

Status: Open.

Enhancement

#5569 In zeek/zeek;

· timwoj opened on Jun 11, 2026

Stack overflow from deeply nested lambda

Status: Open.

Bug

#5566 In zeek/zeek;

· bbannier opened on Jun 11, 2026

8.0.8 build errors with FreeBSD 16 current and clang 21.1.8

Status: Open.

#5557 In zeek/zeek;

· leres opened on Jun 9, 2026

Consider not shipping zkg as part of Zeek

Area: Packages

Complexity: ModestA cup of tea and an evening (or two) with Zeek.A cup of tea and an evening (or two) with Zeek.

Status: Open.

#5553 In zeek/zeek;

· bbannier opened on Jun 8, 2026

Improve NTPv4 extension parsing and introduce dedicated extension event

Good First IssueA good place to get started working with Zeek.A good place to get started working with Zeek.

Status: Open.

Enhancement

#5551 In zeek/zeek;

· awelzel opened on Jun 8, 2026

Use-after-free in CreateWriter: fields passed to HOOK_LOG_INIT invalidated by WriterFrontend::Init()

Status: Open.

#5548 In zeek/zeek;

· pbcullen opened on Jun 5, 2026

HTTP/1.x: Content-Encoding: br (Brotli) is not decoded

Good First IssueA good place to get started working with Zeek.A good place to get started working with Zeek.

Status: Open.

Enhancement

#5547 In zeek/zeek;

· franky-m opened on Jun 5, 2026

spicyz compilation produces malformed C++

Area: Spicy

Status: Open.

#5543 In zeek/zeek;

· Mohan-Dhawan opened on Jun 4, 2026

Fix DTLS sequence number handling

Area: Protocol Analysis

Status: Open.

#5532 In zeek/zeek;

· 0xxon opened on Jun 3, 2026

Our WebSocket docs are too confusing

Area: Documentation

Status: Open.

Enhancement

#5518 In zeek/zeek;

· ckreibich opened on Jun 1, 2026