12-Year-Old PostgreSQL Vulnerability Enables Database, Server Takeover | HappeningNow.news

Cybersecurity · 3 views

12-Year-Old PostgreSQL Vulnerability Enables Database, Server Takeover

Dubbed PostGREShell, CVE-2026-6471 turns low-level replication access into code execution, permanent superuser privileges and a persistent database backdoor.

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A vulnerability named PostGREShell (CVE‑2026‑6471) allows attackers with low‑level replication access to execute code, obtain permanent superuser privileges, and install a persistent backdoor on PostgreSQL databases and servers.

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