THREATOPS

THREAT OPS › Threat News › [NVD] CVE-2026-16239 (HIGH 8.8) — Type confusion in PostgreSQL "portal"/cursor lifecycle allows a user to execute arbitrary code as the operating system user running the database, via re-creation of a cursor or other portal with different types. Versions before PostgreSQL 18.6, 17.11, 16.15, 15.19, and 14.24 are

[NVD] CVE-2026-16239 (HIGH 8.8) — Type confusion in PostgreSQL "portal"/cursor lifecycle allows a user to execute arbitrary code as the operating system user running the database, via re-creation of a cursor or other portal with different types. Versions before PostgreSQL 18.6, 17.11, 16.15, 15.19, and 14.24 are

mednvdPublished 2026-08-13

CVE-2026-16239 CVSS: 8.8 HIGH Published: 2026-08-13T13:17:46.520

Type confusion in PostgreSQL "portal"/cursor lifecycle allows a user to execute arbitrary code as the operating system user running the database, via re-creation of a cursor or other portal with different types. Versions before PostgreSQL 18.6, 17.11, 16.15, 15.19, and 14.24 are affected.

Indicators of compromise

CVE-2026-16239cve

Original source: https://nvd.nist.gov/vuln/detail/CVE-2026-16239