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                            CERT-Renater

                Note d'Information No. 2026/VULN222
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DATE                : 26/02/2026

HARDWARE PLATFORM(S): /

OPERATING SYSTEM(S): Systems running pgvector versions prior to 0.8.2.

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https://www.postgresql.org/about/news/pgvector-082-released-3245/
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pgvector 0.8.2 Released
Posted on 2026-02-26 by pgvector


pgvector 0.8.2 is now available. This release fixes a buffer overflow
with parallel HNSW index builds (CVE-2026-3172), which can leak
sensitive data from other relations or crash the database server.
Users are encouraged to upgrade when possible.

More details: https://github.com/pgvector/pgvector/issues/959

pgvector is an open-source PostgreSQL extension that provides vector
similarity search capabilities.

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