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.
CVSS Details
- CVSS 3.1 Base Score: 8.8
- CVSS 3.1 Vector: (CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H)
Covered by Rapid7
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Alpine Linux | — | Upgrade postgresql17Upgrade postgresql16Upgrade postgresql15Upgrade postgresql18 | Aug 17, 2026 | Aug 13, 2026 |
| Amazon_linux_2023 | — | Upgrade postgresql16-server-debuginfoUpgrade postgresql16-testUpgrade postgresql18-testUpgrade postgresql18-test-debuginfoUpgrade postgresql18-plperl-debuginfoUpgrade postgresql18-test-rpm-macrosUpgrade postgresql15-docs-debuginfoUpgrade postgresql17-test-debuginfoUpgrade postgresql17-llvmjitUpgrade postgresql18-debuginfoUpgrade postgresql17-serverUpgrade postgresql18-server-devel-debuginfoUpgrade postgresql16-plpython3Upgrade postgresql16-docsUpgrade postgresql15-test-debuginfoUpgrade postgresql15-upgradeUpgrade postgresql15-upgrade-devel-debuginfoUpgrade postgresql16-server-devel-debuginfoUpgrade postgresql17-staticUpgrade postgresql17-upgrade-debuginfoUpgrade postgresql15-llvmjitUpgrade postgresql17-pltclUpgrade postgresql17Upgrade postgresql17-docs-debuginfoUpgrade postgresql18-private-develUpgrade postgresql18-serverUpgrade postgresql18-upgrade-develUpgrade postgresql18-llvmjit-debuginfoUpgrade postgresql18-plperlUpgrade postgresql16-serverUpgrade postgresql15-upgrade-debuginfoUpgrade postgresql16-contribUpgrade postgresql16-private-libsUpgrade postgresql16-upgrade-debuginfoUpgrade postgresql17-contribUpgrade postgresql17-debugsourceUpgrade postgresql16-plperl-debuginfoUpgrade postgresql16-server-develUpgrade postgresql17-plpython3Upgrade postgresql16-plperlUpgrade postgresql15-plpython3-debuginfoUpgrade postgresql16-test-rpm-macrosUpgrade postgresql17-upgrade-develUpgrade postgresql16-llvmjitUpgrade postgresql17-upgrade-devel-debuginfoUpgrade postgresql18-pltcl-debuginfoUpgrade postgresql18-docsUpgrade postgresql16Upgrade postgresql17-plperl-debuginfoUpgrade postgresql15Upgrade postgresql16-staticUpgrade postgresql15-plperl-debuginfoUpgrade postgresql17-server-devel-debuginfoUpgrade postgresql15-server-devel-debuginfoUpgrade postgresql18-upgrade-devel-debuginfoUpgrade postgresql15-plpython3Upgrade postgresql18-private-libs-debuginfoUpgrade postgresql16-upgradeUpgrade postgresql15-debuginfoUpgrade postgresql18-llvmjitUpgrade postgresql16-private-develUpgrade postgresql15-server-develUpgrade postgresql15-serverUpgrade postgresql15-contribUpgrade postgresql17-server-debuginfoUpgrade postgresql18-server-develUpgrade postgresql17-upgradeUpgrade postgresql17-private-develUpgrade postgresql17-pltcl-debuginfoUpgrade postgresql17-docsUpgrade postgresql15-pltclUpgrade postgresql15-llvmjit-debuginfoUpgrade postgresql18-staticUpgrade postgresql15-debugsourceUpgrade postgresql18-upgradeUpgrade postgresql17-test-rpm-macrosUpgrade postgresql16-upgrade-devel-debuginfoUpgrade postgresql16-private-libs-debuginfoUpgrade postgresql15-test-rpm-macrosUpgrade postgresql15-private-libsUpgrade postgresql17-testUpgrade postgresql17-server-develUpgrade postgresql15-staticUpgrade postgresql18Upgrade postgresql18-debugsourceUpgrade postgresql17-llvmjit-debuginfoUpgrade postgresql17-contrib-debuginfoUpgrade postgresql16-test-debuginfoUpgrade postgresql15-plperlUpgrade postgresql15-contrib-debuginfoUpgrade postgresql18-plpython3Upgrade postgresql15-private-libs-debuginfoUpgrade postgresql15-pltcl-debuginfoUpgrade postgresql16-docs-debuginfoUpgrade postgresql16-debuginfoUpgrade postgresql15-upgrade-develUpgrade postgresql15-testUpgrade postgresql15-server-debuginfoUpgrade postgresql15-docsUpgrade postgresql18-upgrade-debuginfoUpgrade postgresql18-private-libsUpgrade postgresql17-private-libsUpgrade postgresql17-plpython3-debuginfoUpgrade postgresql16-llvmjit-debuginfoUpgrade postgresql18-server-debuginfoUpgrade postgresql17-debuginfoUpgrade postgresql18-contrib-debuginfoUpgrade postgresql18-docs-debuginfoUpgrade postgresql16-upgrade-develUpgrade postgresql18-plpython3-debuginfoUpgrade postgresql18-pltclUpgrade postgresql18-contribUpgrade postgresql17-private-libs-debuginfoUpgrade postgresql17-plperlUpgrade postgresql16-pltcl-debuginfoUpgrade postgresql16-pltclUpgrade postgresql16-plpython3-debuginfoUpgrade postgresql16-debugsourceUpgrade postgresql16-contrib-debuginfoUpgrade postgresql15-private-devel | Sep 1, 2026 | Aug 13, 2026 |
| Debian | — | Upgrade postgresql-15Upgrade postgresql-17 | Aug 16, 2026 | Aug 16, 2026 |
| Freebsd | — | Upgrade postgresql14-serverUpgrade postgresql15-serverUpgrade postgresql17-serverUpgrade postgresql18-serverUpgrade postgresql16-server | Aug 17, 2026 | Aug 16, 2026 |
| Postgres | — | Upgrade to PostgreSQL version 18.6Upgrade to PostgreSQL version 14.24Upgrade to PostgreSQL version 17.11Upgrade to PostgreSQL version 15.19Upgrade to PostgreSQL version 16.15 | Aug 14, 2026 | Aug 13, 2026 |
| Redhat_linux | — | No solution exists | Aug 28, 2026 | Aug 13, 2026 |
| Ubuntu | — | Upgrade postgresql-16Upgrade postgresql-18Upgrade postgresql-14 | Aug 20, 2026 | Aug 13, 2026 |
Prioritise with Active Threat Intelligence
With curated Threat Intelligence, you can see which vulnerabilities truly put you at risk, prioritize what matters most, and act before attackers do.
Explore Intelligence Hub