Medium severity4.3NVD Advisory· Published May 14, 2026· Updated Jun 17, 2026
CVE-2026-6474
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.
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Affected products
22cpe:2.3:a:postgresql:postgresql:*:*:*:*:*:*:*:*+ 1 more
- cpe:2.3:a:postgresql:postgresql:*:*:*:*:*:*:*:*range: <14.23
- (no CPE)range: <18.4, <17.10, <16.14, <15.18, <14.23
- osv-coords20 versionspkg:bitnami/postgresqlpkg:rpm/opensuse/postgresql14&distro=openSUSE%20Leap%2016.0pkg:rpm/opensuse/postgresql14&distro=openSUSE%20Tumbleweedpkg:rpm/opensuse/postgresql15&distro=openSUSE%20Leap%2016.0pkg:rpm/opensuse/postgresql15&distro=openSUSE%20Tumbleweedpkg:rpm/opensuse/postgresql16&distro=openSUSE%20Leap%2016.0pkg:rpm/opensuse/postgresql16&distro=openSUSE%20Tumbleweedpkg:rpm/opensuse/postgresql17&distro=openSUSE%20Leap%2016.0pkg:rpm/opensuse/postgresql17&distro=openSUSE%20Tumbleweedpkg:rpm/opensuse/postgresql18&distro=openSUSE%20Tumbleweedpkg:rpm/suse/postgresql14&distro=SUSE%20Linux%20Enterprise%20Server%2016.0pkg:rpm/suse/postgresql14&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20applications%2016.0pkg:rpm/suse/postgresql15&distro=SUSE%20Linux%20Enterprise%20Server%2016.0pkg:rpm/suse/postgresql15&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20applications%2016.0pkg:rpm/suse/postgresql16&distro=SUSE%20Linux%20Enterprise%20Server%2016.0pkg:rpm/suse/postgresql16&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20applications%2016.0pkg:rpm/suse/postgresql17&distro=SUSE%20Linux%20Enterprise%20Server%2016.0pkg:rpm/suse/postgresql17&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20applications%2016.0pkg:rpm/suse/postgresql18&distro=SUSE%20Linux%20Enterprise%20Server%2016.0pkg:rpm/suse/postgresql18&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20applications%2016.0
< 14.23.0+ 19 more
- (no CPE)range: < 14.23.0
- (no CPE)range: < 14.23-160000.1.1
- (no CPE)range: < 14.23-1.1
- (no CPE)range: < 15.18-160000.1.1
- (no CPE)range: < 15.18-1.1
- (no CPE)range: < 16.14-160000.1.1
- (no CPE)range: < 16.14-1.1
- (no CPE)range: < 17.10-160000.1.1
- (no CPE)range: < 17.10-1.1
- (no CPE)range: < 18.4-1.1
- (no CPE)range: < 14.23-160000.1.1
- (no CPE)range: < 14.23-160000.1.1
- (no CPE)range: < 15.18-160000.1.1
- (no CPE)range: < 15.18-160000.1.1
- (no CPE)range: < 16.14-160000.1.1
- (no CPE)range: < 16.14-160000.1.1
- (no CPE)range: < 17.10-160000.1.1
- (no CPE)range: < 17.10-160000.1.1
- (no CPE)range: < 18.4-160000.1.1
- (no CPE)range: < 18.4-160000.1.1
Patches
Vulnerability mechanics
References
1- www.postgresql.org/support/security/CVE-2026-6474/nvdPatchVendor Advisory
News mentions
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