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Servers and applications

CVE-2026-14680

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.…

Severity
High 8.8
Published
13 Aug 2026
Last changed
29 Aug 2026
Added to UpHeron
16 Oct 2026
Fixed in
14.24, 15.19, 16.15, 17.11, 18.5
Sources
NVD

Affected software

SoftwareAffected versions
PostgreSQLServers and applications · cpe:a:postgresql:postgresql
  • From 14.0 before 14.24
  • From 15.0 before 15.19
  • From 16.0 before 16.15
  • From 17.0 before 17.11
  • From 18.0 before 18.5

References

  • NVD https://nvd.nist.gov/vuln/detail/CVE-2026-14680
  • CVE.org https://www.cve.org/CVERecord?id=CVE-2026-14680