Postgres May 2026 Security Update: 11 CVEs, All Versions Affected

It's that time again. Postgres v18.4 release (along with 17.10 , 16.14 , 15.18 , 14.23 ) has dropped some serious hints in the git logs, and it's bringing a significant payload of CVE tagged patches. As a seasoned Postgres end-user and an erstwhile DBA, whenever I see a flurry of high-vulnerability security commits, I immediately start recommending that customers begin planning their patching…