CVE-2026-6474

Description

Externally-controlled format string in PostgreSQL timeofday() function allows an attacker to retrieve portions of server memory, via crafted timezone zones. Versions before PostgreSQL 18.4, 17.10, 16.14, 15.18, and 14.23 are affected.

PUBLISHED Reserved 2026-04-17 | Published 2026-05-14 | Updated 2026-05-14 | Assigner PostgreSQL

Problem types

Use of Externally-Controlled Format String

Credits

The PostgreSQL project thanks Xint Code for reporting this problem.

References

www.postgresql.org/support/security/CVE-2026-6474/

cve.org (CVE-2026-6474)

nvd.nist.gov (CVE-2026-6474)

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