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Memgraph crashes with basic querying

Status: Open.

#4137 In memgraph/memgraph;

· Josipmrden opened on May 12, 2026

Pattern comprehension may ignore a relationship created earlier in the same clause

Status: Open.

Bug

#4134 In memgraph/memgraph;

· Silence6666668 opened on May 12, 2026

vector_search.search silently ignores leading projected-graph argument

Status: Open.

#4131 In memgraph/memgraph;

· JulienDbrt opened on May 10, 2026

A later UNION ALL branch may not see relationships created in an earlier branch

Status: Open.

Bug

#4124 In memgraph/memgraph;

· Silence6666668 opened on May 7, 2026

IN predicate with duplicate string literals may duplicate matching rows

Status: Open.

Bug

#4123 In memgraph/memgraph;

· Silence6666668 opened on May 7, 2026

Increase SHA256 salt entropy from 32-bit to 128-bit using RAND_bytes

Status: Open.

#4121 In memgraph/memgraph;

· NVSRahul opened on May 6, 2026

Undirected relationship patterns with type alternation may double-count rows

Status: Open.

Bug

#4100 In memgraph/memgraph;

· Silence6666668 opened on May 1, 2026

Nested pattern comprehensions inside an outer list comprehension may duplicate matches

Status: Open.

Bug

#4099 In memgraph/memgraph;

· Silence6666668 opened on May 1, 2026

A later UNION branch may not see nodes created in an earlier branch

Status: Open.

Bug

#4098 In memgraph/memgraph;

· Silence6666668 opened on May 1, 2026

Parallel execution query not correct for subquery

Status: Open.

#4090 In memgraph/memgraph;

· Josipmrden opened on Apr 28, 2026

Bad performance on concurrent MERGE queries

bugbugbug

Status: Open.

Bug

#4089 In memgraph/memgraph;

· Josipmrden opened on Apr 28, 2026

EXISTS { ... } predicates may evaluate as false when the subquery returns a scalar aggregate

Status: Open.

Bug

#4086 In memgraph/memgraph;

· Silence6666668 opened on Apr 27, 2026