VDB

CVE-2026-3172

CVE-2026-3172 PUBLISHED CVSS 8.100000381469727 HIGH

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.

EPSS 0.32% · 24.3th percentile

Risk Scores

CVSS 3.1
8.100000381469727
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H
EPSS Score
0.32%
24.3th percentile

Affected Products

VendorProductVersions
n/apgvector0.6.0, 0.8.0, 0.6.0
PostgreSQLpgvector

Timeline

  • Feb 24, 2026 CVE ID Reserved
  • Feb 25, 2026 CVE Published
  • Feb 26, 2026 EPSS Score
  • Feb 26, 2026 PoC Published
  • Feb 26, 2026 PoC Published
  • Feb 26, 2026 PoC Published
  • Feb 26, 2026 CVE Updated
  • Feb 28, 2026 EPSS Score
  • Mar 1, 2026 EPSS Score
  • Mar 3, 2026 EPSS Score
  • Mar 4, 2026 EPSS Score
  • Mar 6, 2026 EPSS Score
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