HIGH 8.8 NVD

CVE-2026-14664

Heap buffer overflow in PostgreSQL regexp allows the query author to execute arbitrary code as the operating system user running the database, via text that wou

Heap buffer overflow in PostgreSQL regexp allows the query author to execute arbitrary code as the operating system user running the database, via text that would not pass encoding validation. This shares heritage with CVE-2026-2006, but this case involved unanticipated data growth when round-tripped through pg_wchar. Versions before PostgreSQL 18.5, 17.11, 16.15, 15.19, and 14.24 are affected.

References

https://www.postgresql.org/support/security/CVE-2026-14664/

Published: 2026-08-13 · Source: NVD · Feed updated: 2026-08-13

This high severity vulnerability with a CVSS score of 8.8 was published on 2026-08-13 via NVD.

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