CVE-2021-41558

CRITICAL 9.8CVE-2021-41558 · Published 27/09/2021 · updated 17/06/2026

In short

CVE-2021-41558 is a CRITICAL (CVSS 9.8) vulnerability affecting set user (set user project).
Chance of exploitation in the next 30 days (EPSS): 1.3%, higher than 69.9% of all vulnerabilities.
Fix: update to 3.0.0 or later.

Package	Affected versions	Patched versions
set user set_user_project	`< 3.0.0`	`3.0.0`

The set_user extension module before 3.0.0 for PostgreSQL allows ProcessUtility_hook bypass via set_config.

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