CVE-2026-3172
pgvector buffer overflow in parallel HNSW index build
Vexday Risk Score
21Low
SSVC decision (CISA)
Track
No exploitation signal → monitor
CVSS 8.1EPSS 0.3%KEV nãoPoC —Nuclei —Metasploit —Patch —
Lifecycle
25 Feb 2026Published on NVD
Recommendation: Monitor — no exploitation signal at the moment.
Buffer overflow in parallel HNSW index build in pgvector 0.6.0 through 0.8.1 allows a database user to leak sensitive data from other relations or crash the database server.
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H
Affected products
n/a · pgvectorWant to know if your infrastructure is exposed to this?
Talk to TrueHacking →