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PostgreSQL pg_dump heap buffer overflow executes arbitrary code

PostgreSQL · CVE-2026-19385
0 news outlets0 CERTs and agencies0 researchers

What is it?

Heap buffer overflow in PostgreSQL pg_dump of long function transform lists allows an object creator to execute arbitrary code as the operating system user running pg_dump, via a crafted transform list. Versions before PostgreSQL 18.6, 17.11, 16.15, 15.19, and 14.24 are affected.

Evidence

No coverage recorded yet.

Exploitation

  • Public proof of concept
  • Exploited in the wild
  • Listed as known exploited
CVSS
8.8
EPSS
0.4%
First seen
7 d ago
Status
corroborated

All PostgreSQL vulnerabilities