Is CVE-2026-19633 being exploited?

No public exploit is currently tracked.

How severe is CVE-2026-19633?

CVE-2026-19633 has a CVSS v3 severity of HIGH (8.8).

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CVE-2026-19633

Description

PostgreSQL Anonymizer contains a vulnerability that allows unprivileged masked users to execute arbitrary code by abusing operators, domain casts, or view subqueries that carry untrusted expressions. When these objects are evaluated in the context of the extension’s masking mechanisms, the malicious code can run with elevated privileges. The issue is fixed in PostgreSQL Anonymizer 3.1.4 and later versions