CVE-2026-103484

high

IVFFlat index build in pgvector before 0.8.7 allows a database user to write data out-of-bounds, which can lead to arbitrary code execution.

IVFFlat index build in pgvector before 0.8.7 allows a database user to write data out-of-bounds, which can lead to arbitrary code execution.

CVSS

8.8

8.8 (CVSS v3.1)

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Severity source: NVD CVSS v3.1 (f86ef6dc-4d3a-42ad-8f28-e6d5547a5007)

Timeline (UTC)

Published: 2026-10-01 20:17

Modified: 2026-10-02 18:53

NVD status: Awaiting Analysis

Last synced 3 days ago

Verified against the source API 2026-10-27 06:56 UTC

Exploitation

Not listed in CISA KEV (as of last catalog sync)

Absence from KEV does not mean a CVE is not exploited. Exploitation status: unknown (no authoritative evidence in our sources).

Affected products

Not reported by the source (unknown — not "none").

Source: NVD / CISA. “NVD-CWE-Other” and “NVD-CWE-noinfo” mean NVD could not assign a specific weakness.

No vendor advisory or patch reference tagged by NVD. Check the references below.

NVD CVE API 2.0 — fetched 2026-10-27 06:56 UTC · record ↗