High severity8.8NVD Advisory· Published Aug 13, 2026· Updated Aug 19, 2026
CVE-2026-14680
CVE-2026-14680
Description
Type confusion with PostgreSQL "internal" data type arguments allows any user to execute arbitrary code as the operating system user running the database, via calls to functions with that argument type. Type "internal" represents a class of mutually-incompatible data structures not intended for access from SQL. The system intended to prevent such function calls, but this prevention had gaps. Versions before PostgreSQL 18.5, 17.11, 16.15, 15.19, and 14.24 are affected.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
52- osv-coords50 versionspkg:rpm/almalinux/postgresql18-docspkg:rpm/almalinux/postgresql18-plpython3pkg:rpm/opensuse/postgresql15&distro=openSUSE%20Tumbleweedpkg:rpm/almalinux/postgresql18-testpkg:rpm/almalinux/pgauditpkg:rpm/opensuse/postgresql16&distro=openSUSE%20Leap%2016.0pkg:rpm/opensuse/postgresql17&distro=openSUSE%20Tumbleweedpkg:rpm/almalinux/postgresql18-contribpkg:rpm/almalinux/postgresql18-server-develpkg:rpm/almalinux/pgvectorpkg:rpm/almalinux/postgresql18-plperlpkg:rpm/almalinux/postgresql18-private-libspkg:rpm/almalinux/postgresql18-test-rpm-macrospkg:rpm/almalinux/postgresql18-upgradepkg:rpm/almalinux/postgresql18-upgrade-develpkg:rpm/almalinux/postgresql-plperlpkg:rpm/almalinux/postgresql-plpython3pkg:rpm/almalinux/postgresql-pltclpkg:rpm/almalinux/postgresql-serverpkg:rpm/almalinux/postgresql-test-rpm-macrospkg:rpm/almalinux/postgresql-upgradepkg:rpm/almalinux/postgresql-upgrade-develpkg:rpm/almalinux/postgresql18pkg:rpm/almalinux/postgresql18-serverpkg:rpm/almalinux/postgresql18-staticpkg:rpm/almalinux/postgispkg:rpm/almalinux/postgis-clientpkg:rpm/almalinux/postgis-upgradepkg:rpm/almalinux/postgresql18-private-develpkg:rpm/almalinux/pg_repackpkg:rpm/almalinux/postgresql-contribpkg:rpm/opensuse/postgresql18&distro=openSUSE%20Tumbleweedpkg:rpm/opensuse/postgresql14&distro=openSUSE%20Tumbleweedpkg:rpm/opensuse/postgresql16&distro=openSUSE%20Tumbleweedpkg:rpm/almalinux/postgis-docspkg:rpm/almalinux/postgis-utilspkg:rpm/almalinux/postgres-decoderbufspkg:rpm/almalinux/postgresql-docspkg:rpm/almalinux/postgresql-server-develpkg:rpm/almalinux/postgresql-staticpkg:rpm/almalinux/postgresql-testpkg:rpm/almalinux/postgresqlpkg:rpm/almalinux/postgresql-private-develpkg:rpm/almalinux/postgresql-private-libspkg:rpm/opensuse/postgresql15&distro=openSUSE%20Leap%2016.0pkg:rpm/opensuse/postgresql17&distro=openSUSE%20Leap%2016.0pkg:rpm/opensuse/postgresql18&distro=openSUSE%20Leap%2016.0pkg:rpm/opensuse/postgresql18-mini&distro=openSUSE%20Leap%2016.0pkg:rpm/opensuse/postgresql14&distro=openSUSE%20Leap%2016.0pkg:bitnami/postgresql
< 18.6-1.el10_2+ 49 more
- (no CPE)range: < 18.6-1.el10_2
- (no CPE)range: < 18.6-1.el10_2
- (no CPE)range: < 15.19-1.1
- (no CPE)range: < 18.6-1.el10_2
- (no CPE)range: < 16.0-1.module_el9.4.0+66+eb9878bc
- (no CPE)range: < 16.15-160000.1.1
- (no CPE)range: < 17.11-1.1
- (no CPE)range: < 18.6-1.el10_2
- (no CPE)range: < 18.6-1.el10_2
- (no CPE)range: < 0.6.2-2.module_el9.6.0+167+4e561146
- (no CPE)range: < 18.6-1.el10_2
- (no CPE)range: < 18.6-1.el10_2
- (no CPE)range: < 18.6-1.el10_2
- (no CPE)range: < 18.6-1.el10_2
- (no CPE)range: < 18.6-1.el10_2
- (no CPE)range: < 16.15-1.module_el9.8.0+311+c39b793b
- (no CPE)range: < 16.15-1.module_el9.8.0+311+c39b793b
- (no CPE)range: < 16.15-1.module_el9.8.0+311+c39b793b
- (no CPE)range: < 16.15-1.module_el9.8.0+311+c39b793b
- (no CPE)range: < 16.15-1.module_el9.8.0+311+c39b793b
- (no CPE)range: < 16.15-1.module_el9.8.0+311+c39b793b
- (no CPE)range: < 16.15-1.module_el9.8.0+311+c39b793b
- (no CPE)range: < 18.6-1.el10_2
- (no CPE)range: < 18.6-1.el10_2
- (no CPE)range: < 18.6-1.el10_2
- (no CPE)range: < 3.5.3-6.module_el9.8.0+311+c39b793b
- (no CPE)range: < 3.5.3-6.module_el9.8.0+311+c39b793b
- (no CPE)range: < 3.5.3-6.module_el9.8.0+311+c39b793b
- (no CPE)range: < 18.6-1.el10_2
- (no CPE)range: < 1.5.1-1.module_el9.6.0+146+c54fdeca
- (no CPE)range: < 16.15-1.module_el9.8.0+311+c39b793b
- (no CPE)range: < 18.6-1.1
- (no CPE)range: < 14.24-1.1
- (no CPE)range: < 16.15-1.1
- (no CPE)range: < 3.5.3-6.module_el9.8.0+311+c39b793b
- (no CPE)range: < 3.5.3-6.module_el9.8.0+311+c39b793b
- (no CPE)range: < 2.4.0-1.Final.module_el9.4.0+66+eb9878bc
- (no CPE)range: < 16.15-1.module_el9.8.0+311+c39b793b
- (no CPE)range: < 16.15-1.module_el9.8.0+311+c39b793b
- (no CPE)range: < 16.15-1.module_el9.8.0+311+c39b793b
- (no CPE)range: < 16.15-1.module_el9.8.0+311+c39b793b
- (no CPE)range: < 16.15-1.module_el9.8.0+311+c39b793b
- (no CPE)range: < 16.15-1.module_el9.8.0+311+c39b793b
- (no CPE)range: < 16.15-1.module_el9.8.0+311+c39b793b
- (no CPE)range: < 15.19-160000.1.1
- (no CPE)range: < 17.11-160000.1.1
- (no CPE)range: < 18.6-160000.1.1
- (no CPE)range: < 18.6-160000.1.1
- (no CPE)range: < 14.24-160000.1.1
- (no CPE)range: < 14.24.0
cpe:2.3:a:postgresql:postgresql:*:*:*:*:*:*:*:*+ 1 more
- cpe:2.3:a:postgresql:postgresql:*:*:*:*:*:*:*:*range: >=14.0,<14.24
- (no CPE)range: <18.5, <17.11, <16.15, <15.19, <14.24
Patches
Vulnerability mechanics
References
1- www.postgresql.org/support/security/CVE-2026-14680/nvdVendor Advisory
News mentions
1- PostgreSQL: 25 Vulnerabilities Disclosed, Many Allowing Code ExecutionVypr Intelligence · Aug 13, 2026