CVE-2026-16239 | PostgreSQL up to 18.4 Portal type confusion

August 13, 2026 Yanac

A vulnerability identified as critical has been detected in PostgreSQL up to 14.23/15.18/16.14/17.10/18.4. Affected by this vulnerability is an unknown functionality of the component Portal. Performing a manipulation results in type confusion.

This vulnerability was named CVE-2026-16239. The attack may be initiated remotely. There is no available exploit.

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