CVE-2026-3172 (GCVE-0-2026-3172)

Vulnerability from cvelistv5 – Published: 2026-02-25 20:59 – Updated: 2026-02-26 15:04
VLAI?
Title
pgvector buffer overflow in parallel HNSW index build
Summary
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.
Severity ?
8.1 (High)
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H
CWE
  • CWE-191 - Integer Underflow or Wraparound
  • CWE-787 - Out-of-bounds Write
Assigner
References
Impacted products
Vendor Product Version
n/a pgvector Affected: 0.8.0 , < 0.8.2 (semver)
Affected: 0.7.0 (semver)
Affected: 0.6.0 (semver)
Credits
Thanks to chungkn from OneMount Group for reporting this.
Show details on NVD website
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