{"id":"CVE-2026-14680","title":"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","summary":"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 clas…","severity":"high","cvss":8.8,"cvssVector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","cwe":["CWE-843"],"vendor":"postgresql","product":"postgresql","affected":["postgresql >= 14.0, < 14.24","postgresql >= 15.0, < 15.19","postgresql >= 16.0, < 16.15","postgresql >= 17.0, < 17.11","postgresql >= 18.0, < 18.5"],"patched":["postgresql 18.5"],"published":"2026-08-13","updated":"2026-08-29","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-14680","references":[{"url":"https://www.postgresql.org/support/security/CVE-2026-14680/","label":"f86ef6dc-4d3a-42ad-8f28-e6d5547a5007"},{"url":"https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-14680.json"},{"url":"https://access.redhat.com/security/cve/CVE-2026-14680"},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=2515308"},{"url":"https://www.cve.org/CVERecord?id=CVE-2026-14680"},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-14680"},{"url":"https://access.redhat.com/errata/RHSA-2026:67280"},{"url":"https://access.redhat.com/errata/RHSA-2026:67491"},{"url":"https://access.redhat.com/errata/RHSA-2026:67848"}],"tags":["nvd","csaf","vex","red-hat"],"epss":0.00423,"epssPercentile":0.36113,"ingestedAt":"2026-08-29T23:43:53.500Z","slug":"CVE-2026-14680","body":"## Overview\n\nType 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 18.6, 17.11, 16.15, 15.19, and 14.24 are affected.\n\n## Affected\n\n- `postgresql >= 14.0, < 14.24`\n- `postgresql >= 15.0, < 15.19`\n- `postgresql >= 16.0, < 16.15`\n- `postgresql >= 17.0, < 17.11`\n- `postgresql >= 18.0, < 18.5`\n\n## Remediation\n\nUpgrade past the affected range:\n\n- `postgresql 18.5`\n\n## Vendor advisories\n\n- **RHSA-2026:67280** · Red Hat · fixed in: Red Hat Enterprise Linux AppStream (v. 10), Red Hat Enterprise Linux CodeReady Linux Builder (v. 10) · released 2026-09-14 · [advisory](https://access.redhat.com/errata/RHSA-2026:67280)\n- **Red Hat VEX** · Important · affected: Red Hat Enterprise Linux 10, Red Hat Enterprise Linux 6, Red Hat Enterprise Linux 7, Red Hat Enterprise Linux 8, Red Hat Enterprise Linux 9, Self-service automation portal 2 · no fix planned: Red Hat Enterprise Linux 6, Red Hat Enterprise Linux 10, Red Hat Enterprise Linux 7, Red Hat Enterprise Linux 8, … · updated 2026-09-16 · [vex](https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-14680.json)\n- **RHSA-2026:67491** · Red Hat · fixed in: Red Hat Enterprise Linux AppStream (v. 9) · released 2026-09-15 · [advisory](https://access.redhat.com/errata/RHSA-2026:67491)\n- **RHSA-2026:67848** · Red Hat · fixed in: Red Hat Enterprise Linux AppStream (v. 9) · released 2026-09-16 · [advisory](https://access.redhat.com/errata/RHSA-2026:67848)","depth":"twilight","depthScore":48,"depthScoreParts":{"impact":48.4,"likelihood":0.1,"exploitation":0,"ransomware":0},"changes":[]}