CVE-2023-37365: Hnswlib Project Hnswlib

Medium severity, CVSS 6.5. EPSS: 0.6% chance of exploitation in the next 30 days.

Hnswlib 0.7.0 has a double free in init_index when the M argument is a large integer.

Affected products

• Hnswlib Project Hnswlib: version 0.7.0 only

Published 2023-06-30. Last modified 2026-06-17.